<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:672e86a1-87d3-45a0-aed3-fe064e848679,g:62e4f999-9693-4d81-bfd9-bee7130d3480-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.ncino.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="ncno-20260131.xsd#CONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_21106397-bd1d-4755-a503-bec32fb0a246" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_1d55e1cf-e43a-4b87-950a-e5b8b61f896b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_21106397-bd1d-4755-a503-bec32fb0a246" xlink:to="loc_us-gaap_Liabilities_1d55e1cf-e43a-4b87-950a-e5b8b61f896b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_183eff1f-b45f-4322-9007-5f3453ff355a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_21106397-bd1d-4755-a503-bec32fb0a246" xlink:to="loc_us-gaap_CommitmentsAndContingencies_183eff1f-b45f-4322-9007-5f3453ff355a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_8f9cfee7-fa69-486b-aab5-b6274f0f266a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_21106397-bd1d-4755-a503-bec32fb0a246" xlink:to="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_8f9cfee7-fa69-486b-aab5-b6274f0f266a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_7ffb6682-0016-439f-a45d-46d9bc45c08b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_21106397-bd1d-4755-a503-bec32fb0a246" xlink:to="loc_us-gaap_StockholdersEquity_7ffb6682-0016-439f-a45d-46d9bc45c08b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_70dedd8a-66d8-42e4-8737-b6f90515455c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_8074b8a5-61f0-44be-a669-200028ead3cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_70dedd8a-66d8-42e4-8737-b6f90515455c" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_8074b8a5-61f0-44be-a669-200028ead3cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1b045030-591c-4154-b6a0-87a16a4f51e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_70dedd8a-66d8-42e4-8737-b6f90515455c" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1b045030-591c-4154-b6a0-87a16a4f51e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetCurrent_83693b3f-a86d-45d4-bbcd-cd0f9fe59d5b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_70dedd8a-66d8-42e4-8737-b6f90515455c" xlink:to="loc_us-gaap_CapitalizedContractCostNetCurrent_83693b3f-a86d-45d4-bbcd-cd0f9fe59d5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_39377094-fd09-4be1-92b4-8f8919d4d585" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_70dedd8a-66d8-42e4-8737-b6f90515455c" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_39377094-fd09-4be1-92b4-8f8919d4d585" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetNoncurrent_c0fc77d7-9080-4f9a-a5b7-5155d00ee9ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostNetNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_CapitalizedContractCostNetNoncurrent_c0fc77d7-9080-4f9a-a5b7-5155d00ee9ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_7c554822-871a-449f-bddf-39c4e4935c8d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_7c554822-871a-449f-bddf-39c4e4935c8d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_60d8905f-b1b2-4581-8e1e-3a86b755d6b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_Goodwill_60d8905f-b1b2-4581-8e1e-3a86b755d6b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_fd197f47-2b08-4253-8ac8-6e8e9bdf5852" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_fd197f47-2b08-4253-8ac8-6e8e9bdf5852" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_f592044a-0cb4-4d7e-af97-09488b8e605a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_LongTermInvestments_f592044a-0cb4-4d7e-af97-09488b8e605a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_e52f2ce1-c245-4e52-b57f-a73a7d669f19" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_AssetsCurrent_e52f2ce1-c245-4e52-b57f-a73a7d669f19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_2cee909a-2bcf-486a-ac5c-ce193a71035a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_2cee909a-2bcf-486a-ac5c-ce193a71035a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_8048e14b-1d83-4a20-817e-d587f7f2f28e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_98a67281-8507-4dcf-bc58-44910c843254" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_8048e14b-1d83-4a20-817e-d587f7f2f28e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_fb4128cf-e7c2-4269-a6e6-2124a81de4c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_PreferredStockValue_fb4128cf-e7c2-4269-a6e6-2124a81de4c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_40277b5f-5f01-4a9c-ba8a-b9b9231d4744" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_CommonStockValue_40277b5f-5f01-4a9c-ba8a-b9b9231d4744" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_019bf8b5-98d8-71b2-af2f-75d7c93e2638" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValue"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_TreasuryStockValue_019bf8b5-98d8-71b2-af2f-75d7c93e2638" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_aed460c8-3026-469d-9032-5cc744701feb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_AdditionalPaidInCapital_aed460c8-3026-469d-9032-5cc744701feb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a4b91acc-291b-4860-b750-2b80036728e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a4b91acc-291b-4860-b750-2b80036728e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_5f3307f4-aaf9-439d-aabb-e7256a4acf1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_35f40149-6877-49bd-a8f9-009fc73dae9d" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_5f3307f4-aaf9-439d-aabb-e7256a4acf1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_13ffe840-f2f3-4799-a3e1-4af4631944c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:to="loc_us-gaap_AccountsPayableCurrent_13ffe840-f2f3-4799-a3e1-4af4631944c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_6d0866e5-b1f5-46e2-964d-ac75891c7ef5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_6d0866e5-b1f5-46e2-964d-ac75891c7ef5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_9379351a-2490-4ef1-a5dd-60b15284cdf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_9379351a-2490-4ef1-a5dd-60b15284cdf7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_fc71500b-0b38-43c4-87e2-c2d455e46e99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_fc71500b-0b38-43c4-87e2-c2d455e46e99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_a7244eb1-50b3-4541-8156-426f5a2b320b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_ed25375e-526b-453d-9192-de75a8feb58d" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_a7244eb1-50b3-4541-8156-426f5a2b320b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_510e5c3f-0fb2-459c-97fb-f8aeb675f1c7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_LiabilitiesCurrent_510e5c3f-0fb2-459c-97fb-f8aeb675f1c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermLineOfCredit_5fef81d3-8f8f-425d-adb6-e162534b16b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermLineOfCredit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_LongTermLineOfCredit_5fef81d3-8f8f-425d-adb6-e162534b16b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_fb5813b1-45d0-4097-a54a-927169f91344" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_fb5813b1-45d0-4097-a54a-927169f91344" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_b4e55a21-a3ed-48b5-ab2e-d6e3f19106d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_b4e55a21-a3ed-48b5-ab2e-d6e3f19106d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_2f72452d-1a69-43ac-a68e-5208d3f87d2f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_2f72452d-1a69-43ac-a68e-5208d3f87d2f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_57570dc7-82b9-4460-b43f-a9b682f907fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_57570dc7-82b9-4460-b43f-a9b682f907fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_2de5485c-24be-434e-9f9f-37339e621d23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_213e72ea-7829-4372-9d43-5757f9a27687" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_2de5485c-24be-434e-9f9f-37339e621d23" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="ncno-20260131.xsd#CONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_31eea286-78be-4720-ba78-00c284827416" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ee16cb0b-3edd-4492-8d6f-4d27d36a4b02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_31eea286-78be-4720-ba78-00c284827416" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ee16cb0b-3edd-4492-8d6f-4d27d36a4b02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_b31a3823-9161-42c9-bc22-910baa1f764e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_31eea286-78be-4720-ba78-00c284827416" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_b31a3823-9161-42c9-bc22-910baa1f764e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_10983ee1-4916-4701-b9ad-ce9796e6ad26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_c698a84f-f509-49c2-869a-ca6645db6a46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_10983ee1-4916-4701-b9ad-ce9796e6ad26" xlink:to="loc_us-gaap_OperatingIncomeLoss_c698a84f-f509-49c2-869a-ca6645db6a46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_7be00e5b-373b-4fbb-a188-66e1fe5d4e3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_10983ee1-4916-4701-b9ad-ce9796e6ad26" xlink:to="loc_us-gaap_InvestmentIncomeInterest_7be00e5b-373b-4fbb-a188-66e1fe5d4e3c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_06cd22f9-0f82-46c5-9968-d6618310e84d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_10983ee1-4916-4701-b9ad-ce9796e6ad26" xlink:to="loc_us-gaap_InterestExpenseNonoperating_06cd22f9-0f82-46c5-9968-d6618310e84d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_3f922c82-0b63-4728-8854-bae8919a6e31" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_10983ee1-4916-4701-b9ad-ce9796e6ad26" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_3f922c82-0b63-4728-8854-bae8919a6e31" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_c997059e-cb5b-4a6d-9c29-11beed6de668" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_524542b0-afab-44b7-b096-05adbe3df2f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c997059e-cb5b-4a6d-9c29-11beed6de668" xlink:to="loc_us-gaap_GrossProfit_524542b0-afab-44b7-b096-05adbe3df2f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_b521a8f0-8ec5-4297-98aa-caf24a2141eb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c997059e-cb5b-4a6d-9c29-11beed6de668" xlink:to="loc_us-gaap_OperatingExpenses_b521a8f0-8ec5-4297-98aa-caf24a2141eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_15d8fd29-a96e-4786-9c44-0646ef485f17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_96b75d4d-ace1-43f6-86d5-61e7f4047c2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_15d8fd29-a96e-4786-9c44-0646ef485f17" xlink:to="loc_us-gaap_SellingAndMarketingExpense_96b75d4d-ace1-43f6-86d5-61e7f4047c2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_cc681223-f395-4175-ac24-8ee1dc4ef28c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_15d8fd29-a96e-4786-9c44-0646ef485f17" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_cc681223-f395-4175-ac24-8ee1dc4ef28c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_93222a68-8f12-4bd7-8182-97a6654d5c33" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_15d8fd29-a96e-4786-9c44-0646ef485f17" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_93222a68-8f12-4bd7-8182-97a6654d5c33" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_a4594a9c-bdcb-4892-85a7-3148a6e7f1fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_2c891159-19a9-4e60-a959-6205970e8e4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_a4594a9c-bdcb-4892-85a7-3148a6e7f1fc" xlink:to="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_2c891159-19a9-4e60-a959-6205970e8e4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_f0228aff-da20-43f7-867c-34780b2f4914" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_a4594a9c-bdcb-4892-85a7-3148a6e7f1fc" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_f0228aff-da20-43f7-867c-34780b2f4914" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_8ce8802c-e192-491d-a331-4a1bc94fcce2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_19419e3e-c914-4641-887f-c41c33d9d9bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_8ce8802c-e192-491d-a331-4a1bc94fcce2" xlink:to="loc_us-gaap_ProfitLoss_19419e3e-c914-4641-887f-c41c33d9d9bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_22e88c05-6b15-442b-b60d-7c9d1aaf6960" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_8ce8802c-e192-491d-a331-4a1bc94fcce2" xlink:to="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_22e88c05-6b15-442b-b60d-7c9d1aaf6960" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_NetIncomeLossAdjustmentsToRedeemableNoncontrollingInterest_870e0d40-1049-43f3-ae7c-ac8c97f56c24" xlink:href="ncno-20260131.xsd#ncno_NetIncomeLossAdjustmentsToRedeemableNoncontrollingInterest"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_8ce8802c-e192-491d-a331-4a1bc94fcce2" xlink:to="loc_ncno_NetIncomeLossAdjustmentsToRedeemableNoncontrollingInterest_870e0d40-1049-43f3-ae7c-ac8c97f56c24" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS" xlink:type="simple" xlink:href="ncno-20260131.xsd#CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_a5078d50-7423-44da-b434-eb5798614eb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_37aa977b-5bb3-4b30-80e9-0fe0b0bd609c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_a5078d50-7423-44da-b434-eb5798614eb6" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_37aa977b-5bb3-4b30-80e9-0fe0b0bd609c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_c02293a0-a55e-4d33-9ed2-de9794bab6c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_a5078d50-7423-44da-b434-eb5798614eb6" xlink:to="loc_us-gaap_ProfitLoss_c02293a0-a55e-4d33-9ed2-de9794bab6c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1c68d079-f10b-49d2-9555-4cdbe6cb1f5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_10b51950-e9b8-4981-89cc-b0fe2392f5c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1c68d079-f10b-49d2-9555-4cdbe6cb1f5e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_10b51950-e9b8-4981-89cc-b0fe2392f5c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_2dc71ae2-f258-4c1b-a703-6dfd22ee6548" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_5bab7b92-af3b-4b6d-93ea-4bbb43ed9a3f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_2dc71ae2-f258-4c1b-a703-6dfd22ee6548" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_5bab7b92-af3b-4b6d-93ea-4bbb43ed9a3f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest_92b58886-839d-49a1-92e4-07fa744c9379" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_2dc71ae2-f258-4c1b-a703-6dfd22ee6548" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest_92b58886-839d-49a1-92e4-07fa744c9379" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_0c9dd745-9119-4a50-851c-0944975c6500" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_73ad9108-8435-41eb-9713-343c05469a46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0c9dd745-9119-4a50-851c-0944975c6500" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_73ad9108-8435-41eb-9713-343c05469a46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_58617ea4-ded9-4811-a4a0-d97abdc85c78" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0c9dd745-9119-4a50-851c-0944975c6500" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_58617ea4-ded9-4811-a4a0-d97abdc85c78" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="ncno-20260131.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_368c4fab-d4ed-46cf-bc35-b5494a74fa5d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_413f4088-5261-4247-96d6-2a86731728c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_368c4fab-d4ed-46cf-bc35-b5494a74fa5d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_413f4088-5261-4247-96d6-2a86731728c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c4d4b78e-f9ce-4f94-b12e-fcdffaf2b4a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_368c4fab-d4ed-46cf-bc35-b5494a74fa5d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c4d4b78e-f9ce-4f94-b12e-fcdffaf2b4a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7b90fd8f-86aa-41a9-92d0-220b4609541a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_368c4fab-d4ed-46cf-bc35-b5494a74fa5d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7b90fd8f-86aa-41a9-92d0-220b4609541a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_fb0884fd-b4e1-4870-a3d9-9eb3efb88e7d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_368c4fab-d4ed-46cf-bc35-b5494a74fa5d" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_fb0884fd-b4e1-4870-a3d9-9eb3efb88e7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f0d17f41-8b83-4e8b-baa9-3772b369f107" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f0d17f41-8b83-4e8b-baa9-3772b369f107" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_30ebfca6-2dc7-40e2-9af1-d1e7478d1d32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_30ebfca6-2dc7-40e2-9af1-d1e7478d1d32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_7a3e316e-2812-4593-9fdf-168ea7953604" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_7a3e316e-2812-4593-9fdf-168ea7953604" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_427d60b1-d73d-49d6-9852-7f8a2177f835" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_427d60b1-d73d-49d6-9852-7f8a2177f835" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireInvestments_fd6792bf-c27f-4c2c-ba1e-03f1f99235ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireInvestments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_PaymentsToAcquireInvestments_fd6792bf-c27f-4c2c-ba1e-03f1f99235ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfInvestmentProjects_019bf8e6-8ad1-7cac-8851-b08100e46e4a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfInvestmentProjects"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d98d1456-b7dd-4b74-866a-ae24447b3170" xlink:to="loc_us-gaap_ProceedsFromSaleOfInvestmentProjects_019bf8e6-8ad1-7cac-8851-b08100e46e4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_dc84bd63-53a8-469e-aa44-192c46b6c4d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_6854da78-4011-4639-8927-ada1236ab6fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_dc84bd63-53a8-469e-aa44-192c46b6c4d8" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_6854da78-4011-4639-8927-ada1236ab6fe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_2f177b59-aca8-4fad-bbb5-cc445a37dbfc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_dc84bd63-53a8-469e-aa44-192c46b6c4d8" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_2f177b59-aca8-4fad-bbb5-cc445a37dbfc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_019bf8e7-4d71-7059-94b4-93a8c563450b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_dc84bd63-53a8-469e-aa44-192c46b6c4d8" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_019bf8e7-4d71-7059-94b4-93a8c563450b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_976b972e-6e46-4f7b-bdd4-0f153f5280d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_NetIncomeLossAttributableToRedeemableNoncontrollingInterestNetOfAdjustment_588204a8-5fae-4468-ab38-b908e074c771" xlink:href="ncno-20260131.xsd#ncno_NetIncomeLossAttributableToRedeemableNoncontrollingInterestNetOfAdjustment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_976b972e-6e46-4f7b-bdd4-0f153f5280d9" xlink:to="loc_ncno_NetIncomeLossAttributableToRedeemableNoncontrollingInterestNetOfAdjustment_588204a8-5fae-4468-ab38-b908e074c771" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_c0d9ba2c-5d5b-4ec4-b9c6-b9e9b98aa56c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_976b972e-6e46-4f7b-bdd4-0f153f5280d9" xlink:to="loc_us-gaap_ProfitLoss_c0d9ba2c-5d5b-4ec4-b9c6-b9e9b98aa56c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_87bf26b8-e6c8-446b-bef0-12aeb384f922" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_ProfitLoss_87bf26b8-e6c8-446b-bef0-12aeb384f922" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_b1608d52-7946-4957-9add-e8a7da5eb7bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_b1608d52-7946-4957-9add-e8a7da5eb7bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_OperatingLeaseCostsNonCash_6f0dc8bb-9a90-4584-9f96-d89f668a0d54" xlink:href="ncno-20260131.xsd#ncno_OperatingLeaseCostsNonCash"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_ncno_OperatingLeaseCostsNonCash_6f0dc8bb-9a90-4584-9f96-d89f668a0d54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAmortization_e5823f3e-ae7a-4b08-96cc-e151e8827b05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_CapitalizedContractCostAmortization_e5823f3e-ae7a-4b08-96cc-e151e8827b05" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_0d50b527-279d-4372-9369-c0abf8b06a3e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_0d50b527-279d-4372-9369-c0abf8b06a3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_a2f0101f-ecb3-4a0f-98c2-cc08666d5e06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_ShareBasedCompensation_a2f0101f-ecb3-4a0f-98c2-cc08666d5e06" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_86770f7f-a319-4dcb-8495-c80695635561" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_86770f7f-a319-4dcb-8495-c80695635561" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_ff09a350-8ff0-4f46-ad6f-ff669d161a6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_ff09a350-8ff0-4f46-ad6f-ff669d161a6b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_02fce93f-430e-4dcb-9795-f27fe4f9cdc2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_02fce93f-430e-4dcb-9795-f27fe4f9cdc2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_f8bb42e1-7c46-4417-99f5-9155a424aabc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealized"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_f8bb42e1-7c46-4417-99f5-9155a424aabc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_173d4d6e-692d-4e6b-9b63-7ce36b7ccc9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_173d4d6e-692d-4e6b-9b63-7ce36b7ccc9c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_1332842d-4b69-43d4-aafa-c612cefda845" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_1332842d-4b69-43d4-aafa-c612cefda845" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_82fc3ef8-b19f-4c10-a516-2743da724c65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_82fc3ef8-b19f-4c10-a516-2743da724c65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_IncreaseDecreaseInCostsToObtainContracts_d9c158f2-09ea-4c09-906b-e8aa002dd4ad" xlink:href="ncno-20260131.xsd#ncno_IncreaseDecreaseInCostsToObtainContracts"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_ncno_IncreaseDecreaseInCostsToObtainContracts_d9c158f2-09ea-4c09-906b-e8aa002dd4ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_bdb798be-ce5a-4ad3-95db-d9e7b20133d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="15" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_bdb798be-ce5a-4ad3-95db-d9e7b20133d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_bd0ad4f2-bb4d-4c09-a740-0fef02b98567" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_bd0ad4f2-bb4d-4c09-a740-0fef02b98567" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities_24ba403a-3cb2-4048-be8d-d79bb9bfbba1" xlink:href="ncno-20260131.xsd#ncno_IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_ncno_IncreaseDecreaseInAccruedExpensesAndOtherCurrentLiabilities_24ba403a-3cb2-4048-be8d-d79bb9bfbba1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_48df712c-5a32-4bca-b09e-abb080fc1870" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_48df712c-5a32-4bca-b09e-abb080fc1870" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_IncreaseDecreaseInOperatingLeasePayments_b7db5b97-1d3e-47b8-a55b-10c7b7d9e754" xlink:href="ncno-20260131.xsd#ncno_IncreaseDecreaseInOperatingLeasePayments"/>
    <link:calculationArc order="19" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_ncno_IncreaseDecreaseInOperatingLeasePayments_b7db5b97-1d3e-47b8-a55b-10c7b7d9e754" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019bf8e6-f212-79c1-8121-59e2a431becb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_84e4ce8b-156e-40a8-a1ab-7dbc093f3b9f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019bf8e6-f212-79c1-8121-59e2a431becb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_29e1b9dd-5f5c-400d-a6c5-1ac83b6b6590" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_29e1b9dd-5f5c-400d-a6c5-1ac83b6b6590" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_a00bc301-1744-47af-a7bc-6038c605bc87" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLinesOfCredit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_RepaymentsOfLinesOfCredit_a00bc301-1744-47af-a7bc-6038c605bc87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_2ff86bd8-031f-436b-8fd1-49020e500b81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_2ff86bd8-031f-436b-8fd1-49020e500b81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockPlans_95fe3c0d-1a5f-46cf-98dd-46a3f1d7b87d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromStockPlans"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_ProceedsFromStockPlans_95fe3c0d-1a5f-46cf-98dd-46a3f1d7b87d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_02069002-ebc9-4fbf-aa3a-2d326f2a732f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_02069002-ebc9-4fbf-aa3a-2d326f2a732f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_90529a6f-af35-4da9-8a56-cdb1adadc2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_90529a6f-af35-4da9-8a56-cdb1adadc2aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_300c314b-27c0-4138-af96-104dae94a131" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMinorityShareholders"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_300c314b-27c0-4138-af96-104dae94a131" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019bf8e6-2208-70ef-b618-5da75241937d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d5455934-3d3a-421e-ba3e-b3f60b91fa9b" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019bf8e6-2208-70ef-b618-5da75241937d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/FairValueMeasurementsScheduleofFairValueAssetsandLiabilitiesMeasuredonRecurringBasisDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#FairValueMeasurementsScheduleofFairValueAssetsandLiabilitiesMeasuredonRecurringBasisDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/FairValueMeasurementsScheduleofFairValueAssetsandLiabilitiesMeasuredonRecurringBasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_019bf94d-82fb-73e9-b3da-66b4f976fce9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonfinancialLiabilitiesFairValueDisclosure_019bf94d-82fb-78f7-b082-a758ae00f05e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonfinancialLiabilitiesFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_019bf94d-82fb-73e9-b3da-66b4f976fce9" xlink:to="loc_us-gaap_NonfinancialLiabilitiesFairValueDisclosure_019bf94d-82fb-78f7-b082-a758ae00f05e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_75121977-b1d9-4ec9-a0d7-0dd265bbd861" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_3f68b630-6d36-4665-8f1d-b48f81d4a45e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_75121977-b1d9-4ec9-a0d7-0dd265bbd861" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_3f68b630-6d36-4665-8f1d-b48f81d4a45e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsFairValueDisclosure_57ea3c11-295a-46ff-99d9-6d129ac5d4c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsFairValueDisclosure"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_75121977-b1d9-4ec9-a0d7-0dd265bbd861" xlink:to="loc_us-gaap_OtherAssetsFairValueDisclosure_57ea3c11-295a-46ff-99d9-6d129ac5d4c9" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/RevenuesScheduleofAccountsReceivableandLessAllowanceforDoubtfulAccountsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#RevenuesScheduleofAccountsReceivableandLessAllowanceforDoubtfulAccountsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/RevenuesScheduleofAccountsReceivableandLessAllowanceforDoubtfulAccountsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_dcf56ec5-ba0d-4df0-a8a7-1e51c479ce99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_0867531a-4cba-4601-a0cd-99a6bae21f0b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_dcf56ec5-ba0d-4df0-a8a7-1e51c479ce99" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_0867531a-4cba-4601-a0cd-99a6bae21f0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_a6495cf6-e805-4560-857e-cfab2eb7f701" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnbilledReceivablesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_dcf56ec5-ba0d-4df0-a8a7-1e51c479ce99" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_a6495cf6-e805-4560-857e-cfab2eb7f701" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_3cbbb345-21fd-4b77-ae97-b95daa47d5ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_dcf56ec5-ba0d-4df0-a8a7-1e51c479ce99" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_3cbbb345-21fd-4b77-ae97-b95daa47d5ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_8de47ab0-3ad4-4af7-abe7-f3a5f2822f08" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivablesNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_dcf56ec5-ba0d-4df0-a8a7-1e51c479ce99" xlink:to="loc_us-gaap_OtherReceivablesNetCurrent_8de47ab0-3ad4-4af7-abe7-f3a5f2822f08" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BalanceSheetComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BalanceSheetComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BalanceSheetComponentsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019bf995-2ef6-7fd1-8e3c-a3cbea18e9f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_019bf995-2ef6-74c1-ad12-a48c40b7743c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019bf995-2ef6-7fd1-8e3c-a3cbea18e9f3" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_019bf995-2ef6-74c1-ad12-a48c40b7743c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_019bf995-2ef6-7024-bdb0-4a8f102bef53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019bf995-2ef6-7fd1-8e3c-a3cbea18e9f3" xlink:to="loc_us-gaap_OtherAssetsCurrent_019bf995-2ef6-7024-bdb0-4a8f102bef53" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BalanceSheetComponentsScheduleofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BalanceSheetComponentsScheduleofPropertyandEquipmentNetDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BalanceSheetComponentsScheduleofPropertyandEquipmentNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_64cc97e0-51db-4064-bdcb-26bc5bef0a32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_06097654-f45b-4cd1-94f2-3fbfb3cebfe7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_64cc97e0-51db-4064-bdcb-26bc5bef0a32" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_06097654-f45b-4cd1-94f2-3fbfb3cebfe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a8eed202-ba03-4a9a-ad9a-1c3fce43648f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_64cc97e0-51db-4064-bdcb-26bc5bef0a32" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a8eed202-ba03-4a9a-ad9a-1c3fce43648f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BalanceSheetComponentsScheduleofDepreciationExpenseDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BalanceSheetComponentsScheduleofDepreciationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BalanceSheetComponentsScheduleofDepreciationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_9ef16b26-6fc5-46ea-ae6b-1a8b815607e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Depreciation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationNonproduction_826cef01-afee-42e0-bdd3-055c186521ec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationNonproduction"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Depreciation_9ef16b26-6fc5-46ea-ae6b-1a8b815607e7" xlink:to="loc_us-gaap_DepreciationNonproduction_826cef01-afee-42e0-bdd3-055c186521ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciation_6f6b62da-d288-471e-a649-52119c236bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSoldDepreciation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Depreciation_9ef16b26-6fc5-46ea-ae6b-1a8b815607e7" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciation_6f6b62da-d288-471e-a649-52119c236bcb" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BalanceSheetComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BalanceSheetComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BalanceSheetComponentsScheduleofAccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019bf99c-b745-767a-932b-681f69f48ce2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019bf99c-b745-7c26-9a00-8a5b33b08e51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019bf99c-b745-767a-932b-681f69f48ce2" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019bf99c-b745-7c26-9a00-8a5b33b08e51" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_AccruedExpensesCurrent_019bf99c-b745-732b-ad30-c5438d35903a" xlink:href="ncno-20260131.xsd#ncno_AccruedExpensesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019bf99c-b745-767a-932b-681f69f48ce2" xlink:to="loc_ncno_AccruedExpensesCurrent_019bf99c-b745-732b-ad30-c5438d35903a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_AccruedPurchaseConsiderationDeferredPayment_019bf99c-b745-7549-aedd-ce7ace0b060f" xlink:href="ncno-20260131.xsd#ncno_AccruedPurchaseConsiderationDeferredPayment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019bf99c-b745-767a-932b-681f69f48ce2" xlink:to="loc_ncno_AccruedPurchaseConsiderationDeferredPayment_019bf99c-b745-7549-aedd-ce7ace0b060f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_019cbde8-cf06-7ae7-b70b-b66a63d50248" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019bf99c-b745-767a-932b-681f69f48ce2" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_019cbde8-cf06-7ae7-b70b-b66a63d50248" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BusinessCombinationsScheduleofBusinessCombinationRecognizedAssetAcquiredandLiabilityAssumedDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BusinessCombinationsScheduleofBusinessCombinationRecognizedAssetAcquiredandLiabilityAssumedDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BusinessCombinationsScheduleofBusinessCombinationRecognizedAssetAcquiredandLiabilityAssumedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_3e91cdb1-1563-4fbc-98a9-674404b8a150" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_Goodwill_3e91cdb1-1563-4fbc-98a9-674404b8a150" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAccruedExpensesAndOtherCurrentAndNoncurrentLiabilities_164fbc87-fba5-4ff3-9e9f-0019acd07783" xlink:href="ncno-20260131.xsd#ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAccruedExpensesAndOtherCurrentAndNoncurrentLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAccruedExpensesAndOtherCurrentAndNoncurrentLiabilities_164fbc87-fba5-4ff3-9e9f-0019acd07783" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_5fced9e5-b211-4645-9eb0-42296ac683c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_5fced9e5-b211-4645-9eb0-42296ac683c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_becd019a-8482-4e22-b2ce-cfb9fcc5be03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_becd019a-8482-4e22-b2ce-cfb9fcc5be03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_4d63da87-e704-4206-9e47-17a56110763b" xlink:href="ncno-20260131.xsd#ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets_4d63da87-e704-4206-9e47-17a56110763b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssetsNet_f3134d37-46be-4782-958e-6f97ea228f9e" xlink:href="ncno-20260131.xsd#ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssetsNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_ncno_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssetsNet_f3134d37-46be-4782-958e-6f97ea228f9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_2bdc403a-e3db-4122-a6cb-58cdd2ad290e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_2bdc403a-e3db-4122-a6cb-58cdd2ad290e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_59dea852-9a60-47a4-83da-e11c6c0951d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_59dea852-9a60-47a4-83da-e11c6c0951d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_a653fefb-0860-45fe-bc3a-195facc0758b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_a653fefb-0860-45fe-bc3a-195facc0758b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_29b43e6e-1b9d-4e04-8477-1c13392e8985" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_29b43e6e-1b9d-4e04-8477-1c13392e8985" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_76617024-2ec2-43e5-9b34-e9f677f87de2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_f03c6951-2f59-4b80-8ca2-4525f4ac0955" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_76617024-2ec2-43e5-9b34-e9f677f87de2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/GoodwillandIntangibleAssetsScheduleofIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_17218582-c6ee-4cce-9be5-72f8df064157" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_fb91142a-976c-4ae9-8434-9996c2de9e86" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_17218582-c6ee-4cce-9be5-72f8df064157" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_fb91142a-976c-4ae9-8434-9996c2de9e86" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_70347b59-138e-4154-af69-f5b764c34890" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_17218582-c6ee-4cce-9be5-72f8df064157" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_70347b59-138e-4154-af69-f5b764c34890" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/GoodwillandIntangibleAssetsScheduleofExpectedFutureAmortizationExpenseDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#GoodwillandIntangibleAssetsScheduleofExpectedFutureAmortizationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/GoodwillandIntangibleAssetsScheduleofExpectedFutureAmortizationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_d03c895a-3c07-4fa0-a891-e9b4fc61cba4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_d03c895a-3c07-4fa0-a891-e9b4fc61cba4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_c1fcbcfc-754f-400e-83ad-ecb1ed325c13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_c1fcbcfc-754f-400e-83ad-ecb1ed325c13" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_10b155f6-fa29-4e2b-bf19-ac8c96e7fc83" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_10b155f6-fa29-4e2b-bf19-ac8c96e7fc83" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_cca4b244-b7f3-437d-8112-538dcc0bcd7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_cca4b244-b7f3-437d-8112-538dcc0bcd7c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_028b04f2-c456-4757-a91f-77e6b6ef33ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_028b04f2-c456-4757-a91f-77e6b6ef33ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_263891a3-0b02-48f8-8924-c82e73fc3d05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8e578a7d-be6c-4d9d-a585-50bf08c013c2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_263891a3-0b02-48f8-8924-c82e73fc3d05" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/StockholdersEquityandStockBasedCompensationScheduleofStockbyClassDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#StockholdersEquityandStockBasedCompensationScheduleofStockbyClassDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/StockholdersEquityandStockBasedCompensationScheduleofStockbyClassDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_526e131a-9217-4c21-bdc7-2a1ad0f40fb7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3a30a458-9d23-4f9e-961c-bb86aafaf4b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_526e131a-9217-4c21-bdc7-2a1ad0f40fb7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3a30a458-9d23-4f9e-961c-bb86aafaf4b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsIssuedAndOutstandingAndNotIssuedAndOutstanding_4b03ac0b-3339-41ad-8f6c-0c6af8ee524b" xlink:href="ncno-20260131.xsd#ncno_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsIssuedAndOutstandingAndNotIssuedAndOutstanding"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_526e131a-9217-4c21-bdc7-2a1ad0f40fb7" xlink:to="loc_ncno_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsIssuedAndOutstandingAndNotIssuedAndOutstanding_4b03ac0b-3339-41ad-8f6c-0c6af8ee524b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_CommonStockPossibleIssuanceOfCapitalShares_e3e45674-4e69-4b05-808b-59a47b03d283" xlink:href="ncno-20260131.xsd#ncno_CommonStockPossibleIssuanceOfCapitalShares"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_526e131a-9217-4c21-bdc7-2a1ad0f40fb7" xlink:to="loc_ncno_CommonStockPossibleIssuanceOfCapitalShares_e3e45674-4e69-4b05-808b-59a47b03d283" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofIncomeLossBeforeIncomeTaxesDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofIncomeLossBeforeIncomeTaxesDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofIncomeLossBeforeIncomeTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_42e74211-5e0c-4dec-91b2-1a1066ee6dcd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_04144f30-0d5c-4ff9-b943-5292ad584821" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_42e74211-5e0c-4dec-91b2-1a1066ee6dcd" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_04144f30-0d5c-4ff9-b943-5292ad584821" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_4a993fc3-e2d4-4c91-95be-4e6f892dc521" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_42e74211-5e0c-4dec-91b2-1a1066ee6dcd" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_4a993fc3-e2d4-4c91-95be-4e6f892dc521" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofProvisionBenefitforIncomeTaxDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofProvisionBenefitforIncomeTaxDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofProvisionBenefitforIncomeTaxDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_bcd1b239-839a-4c99-9b96-067ae6989d3f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b67bc073-9f94-4ff4-ac6e-33b98fea58ec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_bcd1b239-839a-4c99-9b96-067ae6989d3f" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b67bc073-9f94-4ff4-ac6e-33b98fea58ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_7752f240-a331-4828-a977-c653440fdacb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_bcd1b239-839a-4c99-9b96-067ae6989d3f" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_7752f240-a331-4828-a977-c653440fdacb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_204f9f90-2272-44f6-909c-d35d33734c87" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_bacb4ce2-b51e-4c2c-8b96-1b27db8b55e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_204f9f90-2272-44f6-909c-d35d33734c87" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_bacb4ce2-b51e-4c2c-8b96-1b27db8b55e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_82c06c4d-96e8-4719-8d62-d09362d1aca2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentForeignTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_204f9f90-2272-44f6-909c-d35d33734c87" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_82c06c4d-96e8-4719-8d62-d09362d1aca2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_5ce4ea6a-0d27-480b-85a8-964c1ede524f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_204f9f90-2272-44f6-909c-d35d33734c87" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_5ce4ea6a-0d27-480b-85a8-964c1ede524f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_778c628b-5893-4cef-a128-bd030d2bd0c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_4427cb67-ccb8-4a73-a875-19487e30cabb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_778c628b-5893-4cef-a128-bd030d2bd0c9" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_4427cb67-ccb8-4a73-a875-19487e30cabb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_cb92eeec-2f0e-4d9c-9d69-fd8328fec7b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_778c628b-5893-4cef-a128-bd030d2bd0c9" xlink:to="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_cb92eeec-2f0e-4d9c-9d69-fd8328fec7b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_763e77c2-7ddd-45ab-8f68-73789ef5f636" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_778c628b-5893-4cef-a128-bd030d2bd0c9" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_763e77c2-7ddd-45ab-8f68-73789ef5f636" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofEffectiveIncomeTaxRateReconciliationDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofEffectiveIncomeTaxRateReconciliationDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofEffectiveIncomeTaxRateReconciliationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c515c-78d9-755a-8d59-65fc58fad44d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c515c-78d9-755a-8d59-65fc58fad44d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c515c-78d9-71ca-91b8-54190747ff1a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c515c-78d9-71ca-91b8-54190747ff1a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionAmount_019c515c-78d9-70ad-99a1-8c0df0ab1d3b" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionAmount"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionAmount_019c515c-78d9-70ad-99a1-8c0df0ab1d3b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c515c-78d9-7796-809a-3fb9996032de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c515c-78d9-7796-809a-3fb9996032de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c515c-78d9-7388-bf0a-08e9dee1e75d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c515c-78d9-7388-bf0a-08e9dee1e75d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019c515c-78d9-7af7-8be7-96686118e0ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_019c515c-78d9-7af7-8be7-96686118e0ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherAmount_019cfb69-8c05-746c-98d5-5e8b5037aff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherAmount"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherAmount_019cfb69-8c05-746c-98d5-5e8b5037aff3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019cfb69-8c05-78b1-b731-43d4e3cc6053" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsResearch"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019cfb69-8c05-78b1-b731-43d4e3cc6053" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount_019cfb69-8c05-73b5-a66e-ae92b5396cf6" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationAmount_019cfb69-8c05-73b5-a66e-ae92b5396cf6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019cfb69-8c05-7ebd-8c85-5af9118f1edd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019cfb69-8c05-7ebd-8c85-5af9118f1edd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019cfb69-8c05-71a2-9705-60127e8ea2bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019cfb69-8c05-71a2-9705-60127e8ea2bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019cfb69-8c05-7bd3-9c6c-65cd9f006f1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxContingencies"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_019c515c-78d9-7d20-b617-fedbe41b9071" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019cfb69-8c05-7bd3-9c6c-65cd9f006f1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c516d-a9aa-7c14-9778-2cacb7e8a98a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c516d-a9aa-7c14-9778-2cacb7e8a98a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c516d-a9aa-7b49-9042-254fea105cdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c516d-a9aa-7b49-9042-254fea105cdb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_019c516d-a9aa-7ce8-864a-59cdda06c81f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCredits_019c516d-a9aa-7ce8-864a-59cdda06c81f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c516d-a9aa-7cf7-b668-1fb9558abb7d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c516d-a9aa-7cf7-b668-1fb9558abb7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionPercent_019c516d-a9aa-7ada-9d35-d5f09b04c1b7" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionPercent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationFederalReturnToProvisionPercent_019c516d-a9aa-7ada-9d35-d5f09b04c1b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_019c516d-a9aa-7c68-a006-f3e3fbd28694" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_019c516d-a9aa-7c68-a006-f3e3fbd28694" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c516d-a9aa-7451-8f23-b1c4f428fef1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c516d-a9aa-7451-8f23-b1c4f428fef1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent_019c516d-a9aa-7aa2-913d-12adbb735199" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent_019c516d-a9aa-7aa2-913d-12adbb735199" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_019c516d-a9aa-784b-8366-ed8950ace25d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense_019c516d-a9aa-784b-8366-ed8950ace25d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentsPercent_019c516d-a9aa-7021-83dc-113a18f4aed9" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentsPercent"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationDeferredAdjustmentsPercent_019c516d-a9aa-7021-83dc-113a18f4aed9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsForeign_019c516d-a9aa-788b-a747-82620f96d6df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsForeign"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsForeign_019c516d-a9aa-788b-a747-82620f96d6df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent_019c516d-a9aa-7a63-a30f-f32089a4ed97" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationGiltiPercent_019c516d-a9aa-7a63-a30f-f32089a4ed97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationTransactionCostsPercent_019c516d-a9aa-718b-a84f-ab9767cab8ae" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationTransactionCostsPercent"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationTransactionCostsPercent_019c516d-a9aa-718b-a84f-ab9767cab8ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_019c516d-a9aa-739e-9ee4-47ba0d49bcd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_019c516d-a9aa-739e-9ee4-47ba0d49bcd8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationUncertainTaxPositionPercent_019c516e-4cc8-7c00-a61c-71164414257b" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationUncertainTaxPositionPercent"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationUncertainTaxPositionPercent_019c516e-4cc8-7c00-a61c-71164414257b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherPercent_019cbede-6fdc-710b-981b-6c3e63805844" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherPercent"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderOtherPercent_019cbede-6fdc-710b-981b-6c3e63805844" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_019cbede-6fdc-7c88-9b7a-187a265b730f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch"/>
    <link:calculationArc order="17" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_019cbede-6fdc-7c88-9b7a-187a265b730f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent_019cbede-6fdc-7a63-921a-a091ca4cd135" xlink:href="ncno-20260131.xsd#ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_ncno_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExecutiveCompensationPercent_019cbede-6fdc-7a63-921a-a091ca4cd135" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019cbede-6fdc-7590-83ba-a498336269d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther"/>
    <link:calculationArc order="19" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019cbede-6fdc-7590-83ba-a498336269d8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies_019cbede-6fdc-7ad5-85e8-22f2057544da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c516d-a9aa-7731-b11b-e017e03bf62c" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies_019cbede-6fdc-7ad5-85e8-22f2057544da" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofSignificantcomponentsofDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofSignificantcomponentsofDeferredTaxAssetsAndLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofSignificantcomponentsofDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_5ea696ab-7712-4dfe-bb64-fd795c4ba362" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_d622df91-92ea-49a3-9f9a-fb407c73c541" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_5ea696ab-7712-4dfe-bb64-fd795c4ba362" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_d622df91-92ea-49a3-9f9a-fb407c73c541" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_b5e7275f-415a-4dcd-b64b-aee8fe427fb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsNet_5ea696ab-7712-4dfe-bb64-fd795c4ba362" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_b5e7275f-415a-4dcd-b64b-aee8fe427fb9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_785a482f-e83b-4834-906b-8c69cbccfe57" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_785a482f-e83b-4834-906b-8c69cbccfe57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_8fcbf349-676d-4ed1-a069-0b971c95a2ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_8fcbf349-676d-4ed1-a069-0b971c95a2ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_3450ad70-a030-4b15-8485-d23e5e8d3829" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_3450ad70-a030-4b15-8485-d23e5e8d3829" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome_5daf6fef-36c8-48da-8c8b-351920f1238d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesTaxDeferredIncome_5daf6fef-36c8-48da-8c8b-351920f1238d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_DeferredTaxLiabilitiesDeferredExpenseContractAcquisitionCosts_c0564bdc-b6ce-4885-bf65-b39b8f4e2a2f" xlink:href="ncno-20260131.xsd#ncno_DeferredTaxLiabilitiesDeferredExpenseContractAcquisitionCosts"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_d29c44de-eee3-42c8-aabc-48cf6bdadca4" xlink:to="loc_ncno_DeferredTaxLiabilitiesDeferredExpenseContractAcquisitionCosts_c0564bdc-b6ce-4885-bf65-b39b8f4e2a2f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_019cfd8a-3377-7e02-a450-0060e539059d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_019cfd8a-3377-70fc-82a6-86eca221ea1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_019cfd8a-3377-7e02-a450-0060e539059d" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_019cfd8a-3377-70fc-82a6-86eca221ea1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_019cfd8a-3377-7d1d-80fb-748b8efa51f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_019cfd8a-3377-7e02-a450-0060e539059d" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_019cfd8a-3377-7d1d-80fb-748b8efa51f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_a2d9829b-76fc-4f6b-8b81-adb1a05a5424" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_78367c7d-bffd-4ac9-bd46-fb49b6dd10a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_a2d9829b-76fc-4f6b-8b81-adb1a05a5424" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_78367c7d-bffd-4ac9-bd46-fb49b6dd10a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_14584244-cb1b-4835-b614-f15db469ca41" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_a2d9829b-76fc-4f6b-8b81-adb1a05a5424" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_14584244-cb1b-4835-b614-f15db469ca41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_771f7ffe-6071-4874-87de-0b859b1e931d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_771f7ffe-6071-4874-87de-0b859b1e931d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_DeferredTaxAssetsCapitalizedResearchAndExperimentalCosts_4607f552-234e-4293-97c9-4a97cdf8441c" xlink:href="ncno-20260131.xsd#ncno_DeferredTaxAssetsCapitalizedResearchAndExperimentalCosts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_ncno_DeferredTaxAssetsCapitalizedResearchAndExperimentalCosts_4607f552-234e-4293-97c9-4a97cdf8441c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_cf39a006-5245-4d99-84af-e08dbf6e1476" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwards"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_cf39a006-5245-4d99-84af-e08dbf6e1476" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_DeferredTaxAssetLeaseLiability_f672974c-e702-4d27-aa56-2dfa83bc97b8" xlink:href="ncno-20260131.xsd#ncno_DeferredTaxAssetLeaseLiability"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_ncno_DeferredTaxAssetLeaseLiability_f672974c-e702-4d27-aa56-2dfa83bc97b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_441504f0-d173-4a6c-a363-13733c202b60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_441504f0-d173-4a6c-a363-13733c202b60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther_019cbef5-55f5-75d7-8caf-06806e4e613f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther_019cbef5-55f5-75d7-8caf-06806e4e613f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOther_9a4f8f2e-9cae-4513-8a42-54ae0de5efdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOther"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_d41a9222-33db-4ed9-8424-de9310d621b3" xlink:to="loc_us-gaap_DeferredTaxAssetsOther_9a4f8f2e-9cae-4513-8a42-54ae0de5efdb" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofNetDeferredTaxAssetLiabilityDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofNetDeferredTaxAssetLiabilityDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofNetDeferredTaxAssetLiabilityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_3c5f93f2-3b07-4710-8ed9-484773d7de13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_a94fee59-4e5c-4e5e-a331-522b256957b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_3c5f93f2-3b07-4710-8ed9-484773d7de13" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_a94fee59-4e5c-4e5e-a331-522b256957b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_55b02fd1-bd85-426a-9c1b-a7cdd507e147" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_3c5f93f2-3b07-4710-8ed9-484773d7de13" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_55b02fd1-bd85-426a-9c1b-a7cdd507e147" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_019cfd8a-0f7d-7232-9c44-f6336be3398c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_019cfd8a-0f7d-7011-92b8-1bd3be5330f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_019cfd8a-0f7d-7232-9c44-f6336be3398c" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_019cfd8a-0f7d-7011-92b8-1bd3be5330f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019cfd8a-0f7d-778a-b22a-2aa20c2fda0d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_019cfd8a-0f7d-7232-9c44-f6336be3398c" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019cfd8a-0f7d-778a-b22a-2aa20c2fda0d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/IncomeTaxesScheduleofCashTaxesPaidDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#IncomeTaxesScheduleofCashTaxesPaidDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/IncomeTaxesScheduleofCashTaxesPaidDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_019c5178-db0f-7874-bc75-768ef2702ecd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c5178-db0f-7da8-8b0b-c5b3d02e8d76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidFederalAfterRefundReceived"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_019c5178-db0f-7874-bc75-768ef2702ecd" xlink:to="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c5178-db0f-7da8-8b0b-c5b3d02e8d76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019c5178-db0f-75c8-bae4-7b42b8b39dfc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_019c5178-db0f-7874-bc75-768ef2702ecd" xlink:to="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019c5178-db0f-75c8-bae4-7b42b8b39dfc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019c5178-db0f-742f-86f7-26647cb57d8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidForeignAfterRefundReceived"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_019c5178-db0f-7874-bc75-768ef2702ecd" xlink:to="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019c5178-db0f-742f-86f7-26647cb57d8b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/LeasesScheduleofComponentsofLeaseExpenseDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#LeasesScheduleofComponentsofLeaseExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/LeasesScheduleofComponentsofLeaseExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_0659fd69-f0e2-4ed3-8eaf-d2b386850cd5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_2d4c9059-7795-4e40-89e4-1f0904adbf03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_0659fd69-f0e2-4ed3-8eaf-d2b386850cd5" xlink:to="loc_us-gaap_OperatingLeaseCost_2d4c9059-7795-4e40-89e4-1f0904adbf03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_73b2b625-7d2b-4a09-9683-de43ff7bd622" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_0659fd69-f0e2-4ed3-8eaf-d2b386850cd5" xlink:to="loc_us-gaap_ShortTermLeaseCost_73b2b625-7d2b-4a09-9683-de43ff7bd622" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_5d9b426c-339b-4fe5-ba6a-bae627be89e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_0659fd69-f0e2-4ed3-8eaf-d2b386850cd5" xlink:to="loc_us-gaap_VariableLeaseCost_5d9b426c-339b-4fe5-ba6a-bae627be89e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubleaseIncome_1d370bc1-3e75-41bb-aa2e-fc5e8c4db14e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubleaseIncome"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_0659fd69-f0e2-4ed3-8eaf-d2b386850cd5" xlink:to="loc_us-gaap_SubleaseIncome_1d370bc1-3e75-41bb-aa2e-fc5e8c4db14e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/LeasesScheduleofFutureMinimumLeasePaymentsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#LeasesScheduleofFutureMinimumLeasePaymentsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/LeasesScheduleofFutureMinimumLeasePaymentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_77ee77f5-5ffc-4e85-a7e3-706a4089694c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_ce8cf29d-fec7-404c-84f6-48b4257bd3fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_77ee77f5-5ffc-4e85-a7e3-706a4089694c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_ce8cf29d-fec7-404c-84f6-48b4257bd3fd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_473a8d81-7462-4d85-8c6a-1c206de6e2da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_77ee77f5-5ffc-4e85-a7e3-706a4089694c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_473a8d81-7462-4d85-8c6a-1c206de6e2da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_11056fa2-2337-4fb6-bdc5-5469782c9744" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_12e53517-ba44-4350-aec1-836215242ada" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_11056fa2-2337-4fb6-bdc5-5469782c9744" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_12e53517-ba44-4350-aec1-836215242ada" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_3136082f-e0a1-45ad-9630-cfe9a3312c4e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_11056fa2-2337-4fb6-bdc5-5469782c9744" xlink:to="loc_us-gaap_OperatingLeaseLiability_3136082f-e0a1-45ad-9630-cfe9a3312c4e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/LeasesScheduleofFutureMinimumLeasePaymentsDetails_1" xlink:type="simple" xlink:href="ncno-20260131.xsd#LeasesScheduleofFutureMinimumLeasePaymentsDetails_1"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/LeasesScheduleofFutureMinimumLeasePaymentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_cd45bd21-5f92-4970-92ce-d53298474f0f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_cd45bd21-5f92-4970-92ce-d53298474f0f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_0e01a3ce-586d-4696-b688-e3c2485df672" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_0e01a3ce-586d-4696-b688-e3c2485df672" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_e17fab0b-598a-451e-814b-693359a04f5c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_e17fab0b-598a-451e-814b-693359a04f5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_d9385276-1671-44c0-a8a6-a01e98147558" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_d9385276-1671-44c0-a8a6-a01e98147558" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_77ead04d-c858-464e-b703-b32601b0ea82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_77ead04d-c858-464e-b703-b32601b0ea82" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_60630d0e-1825-4a25-8ecb-8fb81b7b023b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_adc7dae5-6eaa-4284-8529-cd7445b55ae9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_60630d0e-1825-4a25-8ecb-8fb81b7b023b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_635149d7-0207-418c-8980-19abb4b0d8f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_21e6614d-8a4e-4cde-92b8-9b93d0c8708b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_635149d7-0207-418c-8980-19abb4b0d8f7" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_21e6614d-8a4e-4cde-92b8-9b93d0c8708b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_FinanceLeaseLiabilityResidualFinancingObligationsAndAssets_7e6fa0bc-8d0a-4dbb-b58a-522bb7987dc9" xlink:href="ncno-20260131.xsd#ncno_FinanceLeaseLiabilityResidualFinancingObligationsAndAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_635149d7-0207-418c-8980-19abb4b0d8f7" xlink:to="loc_ncno_FinanceLeaseLiabilityResidualFinancingObligationsAndAssets_7e6fa0bc-8d0a-4dbb-b58a-522bb7987dc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_7d363b49-f67e-49a9-9ef3-1a0809a4b81e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_635149d7-0207-418c-8980-19abb4b0d8f7" xlink:to="loc_us-gaap_FinanceLeaseLiability_7d363b49-f67e-49a9-9ef3-1a0809a4b81e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_85e502cf-d570-4ae4-8c9c-673542300687" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_85e502cf-d570-4ae4-8c9c-673542300687" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInSecondYear_a8747476-52b5-49c3-97e0-6139664bfe85" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInSecondYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueInSecondYear_a8747476-52b5-49c3-97e0-6139664bfe85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInFourthYear_c69ff0a8-8487-4bf0-a023-462db3c4c0cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInFourthYear"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueInFourthYear_c69ff0a8-8487-4bf0-a023-462db3c4c0cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInFifthYear_b566945f-0ef3-42c6-a685-1f4977f648b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInFifthYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueInFifthYear_b566945f-0ef3-42c6-a685-1f4977f648b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueAfterFifthYear_7bb2f904-50fa-4c92-a2d1-8356e594a213" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueAfterFifthYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueAfterFifthYear_7bb2f904-50fa-4c92-a2d1-8356e594a213" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInThirdYear_9adb5ba1-bf17-4595-9667-b3d8d74efc83" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInThirdYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_ae3a159c-3e18-4a66-918c-57300f632f27" xlink:to="loc_us-gaap_PurchaseObligationDueInThirdYear_9adb5ba1-bf17-4595-9667-b3d8d74efc83" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails_1" xlink:type="simple" xlink:href="ncno-20260131.xsd#CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails_1"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/CommitmentandContingenciesScheduleofPurchaseCommitmentsandFutureMinimumLeasePaymentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_192ab206-c59e-467f-bf6e-bb91924574ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_192ab206-c59e-467f-bf6e-bb91924574ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_6c2f4f28-4e65-4186-854f-6cb45bde61df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_6c2f4f28-4e65-4186-854f-6cb45bde61df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_0d8e57fe-7189-48aa-a633-444035ec88c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_0d8e57fe-7189-48aa-a633-444035ec88c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_123462bd-3abb-4046-92fd-69cc063a99b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_123462bd-3abb-4046-92fd-69cc063a99b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_e9fe1578-d78e-4992-a023-050343f74673" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_e9fe1578-d78e-4992-a023-050343f74673" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_e52e83e7-7fc1-4065-be3a-e8b3c7863c5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_2ac4f65c-d06a-40a1-9e1c-ade749acf60b" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_e52e83e7-7fc1-4065-be3a-e8b3c7863c5e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/BasicandDilutedNetIncomeLossperShareScheduleofEarningsPerShareBasicandDilutedDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#BasicandDilutedNetIncomeLossperShareScheduleofEarningsPerShareBasicandDilutedDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/BasicandDilutedNetIncomeLossperShareScheduleofEarningsPerShareBasicandDilutedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019bfa30-d74b-7f68-9f2a-22cf69125cae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019bfa30-d74b-7f84-b71d-8d72c3b9bb37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019bfa30-d74b-7f68-9f2a-22cf69125cae" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019bfa30-d74b-7f84-b71d-8d72c3b9bb37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_019bfa30-d74b-7d77-b9e0-4e407ab5eb95" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019bfa30-d74b-7f68-9f2a-22cf69125cae" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_019bfa30-d74b-7d77-b9e0-4e407ab5eb95" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#RestructuringScheduleofRestructuringandRelatedCostsDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_019bfa42-c4db-7141-8b81-153cf6127b3f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeveranceCosts1_019bfa42-c4db-74a4-8a66-19a2cdb20a2e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeveranceCosts1"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_019bfa42-c4db-7141-8b81-153cf6127b3f" xlink:to="loc_us-gaap_SeveranceCosts1_019bfa42-c4db-74a4-8a66-19a2cdb20a2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessExitCosts1_019bfa42-c4db-7185-be11-125e22e15adf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessExitCosts1"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_019bfa42-c4db-7141-8b81-153cf6127b3f" xlink:to="loc_us-gaap_BusinessExitCosts1_019bfa42-c4db-7185-be11-125e22e15adf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_AssetWriteOffCosts_019bfa42-c4db-7ad5-97e1-0415a32ddf50" xlink:href="ncno-20260131.xsd#ncno_AssetWriteOffCosts"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringCharges_019bfa42-c4db-7141-8b81-153cf6127b3f" xlink:to="loc_ncno_AssetWriteOffCosts_019bfa42-c4db-7ad5-97e1-0415a32ddf50" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/RestructuringScheduleofRestructuringPlanLiabilitiesDetails_1" xlink:type="simple" xlink:href="ncno-20260131.xsd#RestructuringScheduleofRestructuringPlanLiabilitiesDetails_1"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/RestructuringScheduleofRestructuringPlanLiabilitiesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_019bfa47-579f-7de0-957c-ca4a66a2eef5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserve"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveCurrent_019bfa47-579f-7a11-96c1-d4eaad7e7a1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserveCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_019bfa47-579f-7de0-957c-ca4a66a2eef5" xlink:to="loc_us-gaap_RestructuringReserveCurrent_019bfa47-579f-7a11-96c1-d4eaad7e7a1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveNoncurrent_019bfa47-579f-7067-b80b-a4b5d59f6b9b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserveNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_RestructuringReserve_019bfa47-579f-7de0-957c-ca4a66a2eef5" xlink:to="loc_us-gaap_RestructuringReserveNoncurrent_019bfa47-579f-7067-b80b-a4b5d59f6b9b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.ncino.com/role/SegmentInformationScheduleofFinancialInformationDetails" xlink:type="simple" xlink:href="ncno-20260131.xsd#SegmentInformationScheduleofFinancialInformationDetails"/>
  <link:calculationLink xlink:role="http://www.ncino.com/role/SegmentInformationScheduleofFinancialInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_AdjustedOtherIncomeExpenseNet_01ea9f54-bfa2-4879-91a7-243a7cb89464" xlink:href="ncno-20260131.xsd#ncno_AdjustedOtherIncomeExpenseNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_ncno_AdjustedOtherIncomeExpenseNet_01ea9f54-bfa2-4879-91a7-243a7cb89464" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_CostOfRevenuesAdjusted_90125c98-1e2b-405f-a6fd-903b8a4152a1" xlink:href="ncno-20260131.xsd#ncno_CostOfRevenuesAdjusted"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_ncno_CostOfRevenuesAdjusted_90125c98-1e2b-405f-a6fd-903b8a4152a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_7df8769f-0305-4521-9746-a708169f65af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_us-gaap_InvestmentIncomeInterest_7df8769f-0305-4521-9746-a708169f65af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_8acde258-cda2-43b9-9ae4-b56df28e936e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_us-gaap_InterestExpenseNonoperating_8acde258-cda2-43b9-9ae4-b56df28e936e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a8e3929d-1427-4f16-91dd-93942d098c43" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a8e3929d-1427-4f16-91dd-93942d098c43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_ba6fc63c-c034-4425-b0ee-930c1219f844" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_ba6fc63c-c034-4425-b0ee-930c1219f844" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_93e7518c-5c9a-4f41-adb4-b0e498a4fe94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_93e7518c-5c9a-4f41-adb4-b0e498a4fe94" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_GeneralAndAdministrativeExpenseAdjusted_d339c0c3-45b8-458b-ad39-6eb458d9a135" xlink:href="ncno-20260131.xsd#ncno_GeneralAndAdministrativeExpenseAdjusted"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_ncno_GeneralAndAdministrativeExpenseAdjusted_d339c0c3-45b8-458b-ad39-6eb458d9a135" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_ResearchAndDevelopmentExpenseAdjusted_a8184dfe-2e2a-4041-abbb-a863535da735" xlink:href="ncno-20260131.xsd#ncno_ResearchAndDevelopmentExpenseAdjusted"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_ncno_ResearchAndDevelopmentExpenseAdjusted_a8184dfe-2e2a-4041-abbb-a863535da735" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ncno_SellingAndMarketingExpenseAdjusted_223745ae-e226-427d-854c-d66a46073885" xlink:href="ncno-20260131.xsd#ncno_SellingAndMarketingExpenseAdjusted"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7d681ba7-8e4c-402b-aee6-7ca7e50f8bd7" xlink:to="loc_ncno_SellingAndMarketingExpenseAdjusted_223745ae-e226-427d-854c-d66a46073885" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
