<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF THE BISYS GROUP, INC. AND SUBSIDIARIES FOR
THE SIX MONTHS ENDED DECEMBER 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUN-30-1998
<PERIOD-START>                             JUL-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                          96,218
<SECURITIES>                                         0
<RECEIVABLES>                                   64,590
<ALLOWANCES>                                     3,845
<INVENTORY>                                          0
<CURRENT-ASSETS>                               171,279
<PP&E>                                          66,978
<DEPRECIATION>                                  32,581
<TOTAL-ASSETS>                                 295,556
<CURRENT-LIABILITIES>                           76,152
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           525
<OTHER-SE>                                     205,458
<TOTAL-LIABILITY-AND-EQUITY>                   295,556
<SALES>                                              0
<TOTAL-REVENUES>                               182,893
<CGS>                                                0
<TOTAL-COSTS>                                  107,889
<OTHER-EXPENSES>                                14,259
<LOSS-PROVISION>                                   656
<INTEREST-EXPENSE>                                 153
<INCOME-PRETAX>                                 19,440
<INCOME-TAX>                                     7,803
<INCOME-CONTINUING>                             11,637
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    11,637
<EPS-PRIMARY>                                     0.44
<EPS-DILUTED>                                     0.43