Fidelity National Information Services Inc. will buy back up to 15 million shares.
The company's board approved a plan to acquire the shares over three years.
FIS, which provides banking and payment technology to financial institutions and the government, also approved a regular quarterly dividend of 5 cents.
The dividend is payable March 30 to shareholders of record as of March 16.
As of July 31, 2009, the latest available figure from the company's quarterly report, FIS had about 191.8 million shares outstanding.