INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of FIserv, Inc. on Form S-3 of our report dated January 30, 1995, incorporated by reference in the Annual Report on Form 10-K of FIserv, Inc. for the year ended December 31, 1994 and to the reference to us under the heading "Experts" in the Prospectus, which is part of this Registration Statement. DELOITTE & TOUCHE LLP Deloitte & Touche LLP Milwaukee, Wisconsin April 18, 1995