First Data Corp. announced Thursday that it has signed a merchant services agreement with Real, a big-box retailer in Poland that is part of the German retail group Metro AG.

The Denver merchant processor said the contract covers installation, maintenance and processing services for roughly 4,000 point of sale terminals at 54 Real markets in Poland.

First Data also said it would upgrade Real's payments network to accept cards that conform with the EMV Integrated Circuit Card Specifications for smart cards.

First Data, a unit of Kohlberg Kravis Roberts & Co., said it currently provides processing services for more than 70,000 terminals and card acceptance devices in Poland.