<SUBMISSION>
<ACCESSION-NUMBER>0001269847-05-000005
<TYPE>3
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20050308
<FILING-DATE>20050310
<DATE-OF-FILING-DATE-CHANGE>20050310
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>TRANSACTION SYSTEMS ARCHITECTS INC
<CIK>0000935036
<ASSIGNED-SIC>7372
<IRS-NUMBER>470772104
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0930
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>224 SOUTH 108TH AVE
<CITY>OMAHA
<STATE>NE
<ZIP>68154
<PHONE>4023907600
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>224 SOUTH 108TH
<CITY>OMAHA
<STATE>NE
<ZIP>68154
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>HEASLEY PHILIP G
<CIK>0001078558
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>3
<ACT>34
<FILE-NUMBER>000-25346
<FILM-NUMBER>05672112
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>CHICAGO TITLE CORP
<STREET2>171 N CLARK ST
<CITY>CHICAGO
<STATE>IL
<ZIP>60601
<PHONE>3122232367
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>CHICAGO TITLE CORP
<STREET2>171 N CLARK ST
<CITY>CHICAGO
<STATE>IL
<ZIP>80601
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-03-08</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000935036</issuerCik>
        <issuerName>TRANSACTION SYSTEMS ARCHITECTS INC</issuerName>
        <issuerTradingSymbol>TSAI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001078558</rptOwnerCik>
            <rptOwnerName>HEASLEY PHILIP G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>224 S. 108 AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OMAHA</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68154</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Director, CEO and President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>No securities owned.</remarks>

    <ownerSignature>
        <signatureName>By: /s/ Victoria Finley, Attorney in Fact  For: Philip G. Heasley</signatureName>
        <signatureDate>2005-03-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
