EXHIBIT 23.1

CONSENT OF INDEPENDENT AUDITORS

We consent to the incorporation by reference in Registration Statement No.
333-51043 on Form S-3 and Registration Statement Nos. 333-05951, 333-45729,
333-60231, 333-60233, 333-30154, 333-59644, 333-72228, 333-86902, 333-101920,
and 333-111330 of JDA Software Group, Inc. on Form S-8, of our report dated
March 12, 2004, appearing in this Annual Report on Form 10-K of JDA Software
Group, Inc. for the year ended December 31, 2003.

DELOITTE & TOUCHE LLP
Phoenix, Arizona

March 12, 2004