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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-02-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001058290</issuerCik>
        <issuerName>COGNIZANT TECHNOLOGY SOLUTIONS CORP</issuerName>
        <issuerTradingSymbol>CTSH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001231715</rptOwnerCik>
            <rptOwnerName>DSOUZA  FRANCISCO</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O COGNIZANT TECHNOLOGY SOLUTIONS CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>500 FRANK W. BURR BLVD</rptOwnerStreet2>
            <rptOwnerCity>TEANECK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07666</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-02-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <value></value>
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                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
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            <transactionDate>
                <value>2013-03-03</value>
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                <transactionFormType>4</transactionFormType>
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                <value></value>
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                    <value>4178</value>
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        <nonDerivativeTransaction>
            <securityTitle>
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            <transactionDate>
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            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
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                <transactionShares>
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                    <footnoteId id="F2"/>
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                <transactionPricePerShare>
                    <value>77.94</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>152928</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>121000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By The D'Souza Family 2012 Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
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                <value>0.00</value>
                <footnoteId id="F5"/>
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            <transactionDate>
                <value>2013-02-28</value>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
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            <exerciseDate>
                <value>2013-02-28</value>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-02-28</value>
                <footnoteId id="F6"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5300</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>37100</value>
                    <footnoteId id="F7"/>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
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                <value>0.00</value>
                <footnoteId id="F5"/>
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                <value>2013-02-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5040</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-02-28</value>
                <footnoteId id="F8"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-02-28</value>
                <footnoteId id="F8"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5040</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15120</value>
                    <footnoteId id="F9"/>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
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            <conversionOrExercisePrice>
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                <footnoteId id="F5"/>
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            <transactionDate>
                <value>2013-03-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>4178</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            <exerciseDate>
                <value>2013-03-03</value>
                <footnoteId id="F10"/>
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            <expirationDate>
                <value>2013-03-03</value>
                <footnoteId id="F10"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4178</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>45960</value>
                    <footnoteId id="F11"/>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares of the Company's Class A Common Stock received from the vesting of 1/12 of the restricted stock unit award granted on November 28, 2011.</footnote>
        <footnote id="F2">Represents the portion of shares of Class A Common Stock that the Company determined to settle in cash to pay applicable tax withholding.</footnote>
        <footnote id="F3">Shares of the Company's Class A Common Stock received from the vesting of 1/12 of the restricted stock unit award granted on November 30, 2010.</footnote>
        <footnote id="F4">Shares of the Company's Class A Common Stock received from the vesting of 1/12 of the restricted stock unit award granted on December 3, 2012.</footnote>
        <footnote id="F5">Each restricted stock unit represents a contingent right to receive one share of the Company's Class A Common Stock.</footnote>
        <footnote id="F6">The restricted stock units were granted on November 28, 2011 under the Cognizant Technology Solutions Corporation 2009 Incentive Compensation Plan and vest in quarterly installments over three years, with 1/12th of the stock units vesting on each quarterly vesting date so that the stock units will be fully vested on the twelfth quarterly vesting date.  The stock units will be fully vested on November 28, 2014.</footnote>
        <footnote id="F7">Excludes previously granted restricted stock units for an aggregate of 248,369 shares of Class A Common Stock, which have different vesting schedules.</footnote>
        <footnote id="F8">The restricted stock units were granted on November 30, 2010 under the Cognizant Technology Solutions Corporation 2009 Incentive Compensation Plan, and vest in quarterly installments over three years, with 1/12th of the restricted stock units vesting on each quarterly vesting date so that the restricted stock units will be fully vested on the twelfth quarterly vesting date, November 30, 2013.</footnote>
        <footnote id="F9">Excludes previously granted restricted stock units for an aggregate of 265,309 shares of Class A Common Stock, which have different vesting schedules.</footnote>
        <footnote id="F10">The restricted stock units were granted on December 3, 2012 under the Cognizant Technology Solutions Corporation 2009 Incentive Compensation Plan and vest in quarterly installments over three years, beginning March 3, 2013, with 1/12th of the stock units vesting on each quarterly vesting date so that the stock units will be fully vested on the twelfth quarterly vesting date. The stock units will be fully vested on December 3, 2015.</footnote>
        <footnote id="F11">Excludes previously granted restricted stock units for an aggregate of 230,291 shares of Class A Common Stock, which have different vesting schedules.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Steven Schwartz, on behalf of Francisco D'Souza, by Power of Attorney</signatureName>
        <signatureDate>2013-03-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
