EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

PAR Technology Corporation:

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-119828, 33-04968, 33-39784, 33-58110, 33-63095 and 333-137647) and Form S-3 (No. 333-102197) of PAR Technology Corporation of our report dated March 13, 2013, relating to the consolidated financial statements, which appear in this Form 10-K.

/s/ BDO USA, LLP

New York, New York

March 13, 2013