Polonia Warszawa have signed defender Adam Kokoszka to a three-year contract, purchasing his rights from Italian side Empoli for 200,000 euros.
Kokoszka joined Polonia on a half-year loan on January 19th. He established himself as a starter for Polonia, playing in 11 games in the second part of the season. His name is also begin mentioned in the surrounding of a return to the Polish national team after an impressive stint with Polonia.
Kokoszka left Wisla Krakow in 2008. His last national team appearance was in 2009 against Romania.