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    <element name="NetIncomePerShareAbstract" id="ttec_NetIncomePerShareAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="NoncontrollingInterestRollforwardTableTextBlock" id="ttec_NoncontrollingInterestRollforwardTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
    <element name="IncomeTaxExaminationYearsUnderAudit" id="ttec_IncomeTaxExaminationYearsUnderAudit" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
    <element name="IncomeTaxNarrativeAdditionTable" id="ttec_IncomeTaxNarrativeAdditionTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="LineOfCreditInitialBorrowingCapacity" id="ttec_LineOfCreditInitialBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
    <element name="LineOfCreditFacilityAmendmentDate" id="ttec_LineOfCreditFacilityAmendmentDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
    <element name="IncreaseInLineOfCreditFacility" id="ttec_IncreaseInLineOfCreditFacility" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
    <element name="ShareBasedCompensationNoncontrollingInterestEquityBasedAwards" id="ttec_ShareBasedCompensationNoncontrollingInterestEquityBasedAwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
    <element name="OtherComprehensiveIncomeTotalArisingDuringPeriodNetOfTax" id="ttec_OtherComprehensiveIncomeTotalArisingDuringPeriodNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="OtherComprehensiveIncomeLossReclassifiedToIncome" id="ttec_OtherComprehensiveIncomeLossReclassifiedToIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
    <element name="GainLossOnForeignCurrencyForwardContractsMember" id="ttec_GainLossOnForeignCurrencyForwardContractsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="PresentationOfIncomeStatementReclassificationsLineItems" id="ttec_PresentationOfIncomeStatementReclassificationsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="ClassificationOnStatementOfComprehensiveIncomeMemberDomain" id="ttec_ClassificationOnStatementOfComprehensiveIncomeMemberDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="InterestExpensesMember" id="ttec_InterestExpensesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="ProvisionForIncomeTaxesMember" id="ttec_ProvisionForIncomeTaxesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="NetIncomeLossMember" id="ttec_NetIncomeLossMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="LossOnInterestRateSwapsMember" id="ttec_LossOnInterestRateSwapsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="TaxEffectMember" id="ttec_TaxEffectMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="ActuarialLossOnDefinedBenefitPlanMember" id="ttec_ActuarialLossOnDefinedBenefitPlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="CategoriesOfAccumulatedComprehensiveIncomeLossMemberDomain" id="ttec_CategoriesOfAccumulatedComprehensiveIncomeLossMemberDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="DerivativeValuationMember" id="ttec_DerivativeValuationMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="OtherAccumulatedOtherComprehensiveIncomeLossMember" id="ttec_OtherAccumulatedOtherComprehensiveIncomeLossMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="ClassificationOfStatementOfComprehensiveIncomeAxis" id="ttec_ClassificationOfStatementOfComprehensiveIncomeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="CategoriesOfAccumulatedOtherComprehensiveIncomeAxis" id="ttec_CategoriesOfAccumulatedOtherComprehensiveIncomeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="BusinessCombinationProFormaInformationAmortizationExpenseOfAcquireesSinceAcquisition" id="ttec_BusinessCombinationProFormaInformationAmortizationExpenseOfAcquireesSinceAcquisition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
</schema>





