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  <xs:element id="exls_IncreaseDecreaseInOperatingLeaseLiabilities" abstract="false" name="IncreaseDecreaseInOperatingLeaseLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_FinanceLeaseRightofUseAccumulatedAmortization" abstract="false" name="FinanceLeaseRightofUseAccumulatedAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_AggregateDisputedAmountRelatedtoTransferPricingandPermanentEstablishment" abstract="false" name="AggregateDisputedAmountRelatedtoTransferPricingandPermanentEstablishment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_ReportingUnitMeasurementInput" abstract="false" name="ReportingUnitMeasurementInput" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="exls_ServiceTaxesReceivable" abstract="false" name="ServiceTaxesReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_MarketConditionBasedPerformanceRestrictedStockUnitsMember" abstract="true" name="MarketConditionBasedPerformanceRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_LineOfCreditFacilityOptionForAdditionalBorrowingCapacity" abstract="false" name="LineOfCreditFacilityOptionForAdditionalBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_OtherMiscellaneousNonoperatingIncomeExpense" abstract="false" name="OtherMiscellaneousNonoperatingIncomeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_IncreaseDecreaseInCapitalizedContractCostsRollForward" abstract="true" name="IncreaseDecreaseInCapitalizedContractCostsRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exls_InsuranceMember" abstract="true" name="InsuranceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_RevenueFromContractWithCustomerPaymentTerms" abstract="false" name="RevenueFromContractWithCustomerPaymentTerms" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exls_EffectiveIncomeTaxRateReconciliationForeignFlatIncomeTaxRate" abstract="false" name="EffectiveIncomeTaxRateReconciliationForeignFlatIncomeTaxRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exls_NumberOfClassesOfCommonStockOutstanding" abstract="false" name="NumberOfClassesOfCommonStockOutstanding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exls_DeferredContractAcquisitionCostsCurrent" abstract="false" name="DeferredContractAcquisitionCostsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation" abstract="false" name="AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_A3.50ConvertibleSeniorNotesdueOctober12024Member" abstract="true" name="A3.50ConvertibleSeniorNotesdueOctober12024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ScheduleOfPurchaseOfCommonStockFromEmployeesWithholdingTaxPaymentsTableTextBlock" abstract="false" name="ScheduleOfPurchaseOfCommonStockFromEmployeesWithholdingTaxPaymentsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_DigitalOperationsAndSolutionsServicesMember" abstract="true" name="DigitalOperationsAndSolutionsServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ScheduleOfFiniteLivedIntangibleAssetsUsefulLivesTableTableTextBlock" abstract="false" name="ScheduleOfFiniteLivedIntangibleAssetsUsefulLivesTableTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
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  <xs:element id="exls_CreditAgreementMember" abstract="true" name="CreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_CapitalExpenditureLiabilityNoncurrent" abstract="false" name="CapitalExpenditureLiabilityNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exls_AccountsReceivableCreditLossExpenseReversalAndOtherWriteoffs" abstract="false" name="AccountsReceivableCreditLossExpenseReversalAndOtherWriteoffs" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_ContractFulfillmentCostsMember" abstract="true" name="ContractFulfillmentCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ContractAcquisitionCostsMember" abstract="true" name="ContractAcquisitionCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_TwoThousandEighteenStockOptionsPlanMember" abstract="true" name="TwoThousandEighteenStockOptionsPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_LongTermDebtGrossExcludingCurrentMaturities" abstract="false" name="LongTermDebtGrossExcludingCurrentMaturities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_IncomeTaxesLineItems" abstract="true" name="IncomeTaxesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exls_DepreciationAndAmortizationMember" abstract="true" name="DepreciationAndAmortizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_AcquisitionOfTreasuryStockValue" abstract="false" name="AcquisitionOfTreasuryStockValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_HealthcareMember" abstract="true" name="HealthcareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ValueAddedTaxPayable" abstract="false" name="ValueAddedTaxPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_DefinedBenefitPlanExpectedReturnOnPlanAssetsPercentage" abstract="false" name="DefinedBenefitPlanExpectedReturnOnPlanAssetsPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exls_ScheduleOfLeasesInStatementOfFinancialPositionTableTextBlock" abstract="false" name="ScheduleOfLeasesInStatementOfFinancialPositionTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_StatutoryAuthorityPayablesCurrent" abstract="false" name="StatutoryAuthorityPayablesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_PerformanceBasedStockAwardsMember" abstract="true" name="PerformanceBasedStockAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ScheduleofShareBasedStockUnitsValuationAssumptionsTableTextBlock" abstract="false" name="ScheduleofShareBasedStockUnitsValuationAssumptionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_IncomeTaxReconciliationUnrecognizedTaxBenefits" abstract="false" name="IncomeTaxReconciliationUnrecognizedTaxBenefits" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_ScheduleOfDeferredIncomeTaxBenefitRecognizedInOtherComprehensiveIncomeTableTextBlock" abstract="false" name="ScheduleOfDeferredIncomeTaxBenefitRecognizedInOtherComprehensiveIncomeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_CapitalExpenditureLiabilityCurrent" abstract="false" name="CapitalExpenditureLiabilityCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_FinancialInstrumentsAndConcentrationOfCreditRiskPolicyPolicyTextBlock" abstract="false" name="FinancialInstrumentsAndConcentrationOfCreditRiskPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_AmountsPaidAsDepositsInRespectOfContingencies" abstract="false" name="AmountsPaidAsDepositsInRespectOfContingencies" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_TwoThousandNineteenRepurchaseProgramMember" abstract="true" name="TwoThousandNineteenRepurchaseProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_RestOfWorldMember" abstract="true" name="RestOfWorldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_FinanceLeaseCost" abstract="false" name="FinanceLeaseCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_IncreaseInCapitalizedContractCostGross" abstract="false" name="IncreaseInCapitalizedContractCostGross" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsIssuedinPeriodWeightedAverageIssueDateFairValue" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsIssuedinPeriodWeightedAverageIssueDateFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="exls_DebtInstrumentCovenantInterestCoverageRatioMinimum" abstract="false" name="DebtInstrumentCovenantInterestCoverageRatioMinimum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exls_ScheduleOfUnrecognizedTaxBenefitsTableTableTextBlock" abstract="false" name="ScheduleOfUnrecognizedTaxBenefitsTableTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_ClairvoyantMember" abstract="true" name="ClairvoyantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_EffectOnDilutedEarningsPerShareTaxHoliday" abstract="false" name="EffectOnDilutedEarningsPerShareTaxHoliday" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="exls_TravelTransportationandLogisticsMember" abstract="true" name="TravelTransportationandLogisticsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ContractFromCustomerLiabilityConsiderationReceivedFromTransitionsActivitiesRevenueRecognized" abstract="false" name="ContractFromCustomerLiabilityConsiderationReceivedFromTransitionsActivitiesRevenueRecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_WeightedAverageRemainingLeaseTermAbstract" abstract="true" name="WeightedAverageRemainingLeaseTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exls_DeferredTaxAssetsDepreciationAndAmortization" abstract="false" name="DeferredTaxAssetsDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_AmendmentAndRestatementOfThe2006OmnibusAwardPlan2015PlanMember" abstract="true" name="AmendmentAndRestatementOfThe2006OmnibusAwardPlan2015PlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_EmergingBusinessMember" abstract="true" name="EmergingBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exls_ServiceTaxesReceivableCurrent" abstract="false" name="ServiceTaxesReceivableCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_WeightedAverageDiscountRateAbstract" abstract="true" name="WeightedAverageDiscountRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exls_DebtInstrumentCovenantLeverageRatioMaximum" abstract="false" name="DebtInstrumentCovenantLeverageRatioMaximum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exls_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTargetSharesEarned" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTargetSharesEarned" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exls_GovernmentGrantsPolicyTextBlock" abstract="false" name="GovernmentGrantsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exls_DebtInstrumentCovenantDomesticCashandCashEquivalentsThreshold" abstract="false" name="DebtInstrumentCovenantDomesticCashandCashEquivalentsThreshold" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_TotalBankGuaranteesAndDepositsInRespectOfContingencies" abstract="false" name="TotalBankGuaranteesAndDepositsInRespectOfContingencies" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsTotal" abstract="false" name="IncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsTotal" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_StockholdersEquityIncludingSharesHeldInTreasury" abstract="false" name="StockholdersEquityIncludingSharesHeldInTreasury" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_RestrictedStockUnitsVestedForWhichUnderlyingCommonStockToBeIssued" abstract="false" name="RestrictedStockUnitsVestedForWhichUnderlyingCommonStockToBeIssued" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exls_GoodsAndServiceTaxRefundDenied" abstract="false" name="GoodsAndServiceTaxRefundDenied" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_ShareBasedCompensationArrangementByShareBasedPaymentAwardIncreaseInNumberOfSharesAvailableForGrant" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardIncreaseInNumberOfSharesAvailableForGrant" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exls_MutualFundsAssetFairValueDisclosure" abstract="false" name="MutualFundsAssetFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_RelatedPartyTransactionAmountsOfTransactionEquity" abstract="false" name="RelatedPartyTransactionAmountsOfTransactionEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exls_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonIssuedInPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonIssuedInPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
</xs:schema>
