<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-11-04</periodOfReport>
    <issuer>
        <issuerCik>0001041403</issuerCik>
        <issuerName>CORILLIAN CORP</issuerName>
        <issuerTradingSymbol>CORI</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001084898</rptOwnerCik>
            <rptOwnerName>BATTERY VENTURES V LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BATTERY VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>20 WILLIAM STREET</rptOwnerStreet2>
            <rptOwnerCity>WELLESLEY</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02481</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock, no par value</value></securityTitle><transactionDate><value>2003-11-04</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>872490</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7911389</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value><footnoteId id="F5"/></directOrIndirectOwnership><natureOfOwnership><value>See Footnote</value><footnoteId id="F8"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock, no par value</value></securityTitle><transactionDate><value>2003-11-04</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>20083</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7891306</value><footnoteId id="F6"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value><footnoteId id="F6"/></directOrIndirectOwnership><natureOfOwnership><value>See Footnote</value><footnoteId id="F8"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock, no par value</value></securityTitle><transactionDate><value>2003-11-04</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F3"/></transactionCoding><transactionAmounts><transactionShares><value>127510</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7763796</value><footnoteId id="F7"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value><footnoteId id="F7"/></directOrIndirectOwnership><natureOfOwnership><value>See Footnote</value><footnoteId id="F8"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">Distribution to the partners of Battery Ventures V, L.P. (&quot;Battery Ventures&quot;) for no consideration.</footnote><footnote id="F2">Distribution to the members of Battery Investment Partners V, LLC (&quot;BIP&quot;) for no consideration.</footnote><footnote id="F3">Distribution to the partners of Battery Ventures Convergence Fund, L.P. (&quot;Convergence Fund&quot;) for no consideration.</footnote><footnote id="F4">Not applicable.</footnote><footnote id="F5">Includes 6,640,472 shares directly owned, 172,932 shares held of record by BIP and 1,097,985 shares held of record by Convergence Fund.</footnote><footnote id="F6">Includes 6,640,472 shares directly owned, 152,849 shares held of record by BIP and 1,097,985 shares held of record by Convergence Fund.</footnote><footnote id="F7">Includes 6,640,472 shares directly owned, 152,849 shares held of record by BIP and 970,475 shares held of record by Convergence Fund.</footnote><footnote id="F8">BIP and Convergence Fund invest alongside Battery Ventures in all investments made by Battery Ventures and, therefore, Battery Ventures may be deemed to beneficially own the shares held of record by BIP and Convergence Fund.  Battery Ventures disclaims beneficial ownership of the shares beneficially owned by BIP and Convergence Fund.</footnote></footnotes><remarks/><ownerSignature><signatureName>Battery Ventures V, L.P., by Christopher Hanson as Attorney-in-fact for Richard D. Frisbie, Managing Member of Battery Partners V, LLC</signatureName><signatureDate>2003-11-06</signatureDate></ownerSignature></ownershipDocument>

