He played in hometown"s Polonia Warsaw"s youth setup, but left the club in 2005 and subsequently joined Korona Kielce. Wilk played his first match as a professional on 15 October 2005, aged 19, and eventually represented his side for five years, playing 74 official games and scoring five goals. In 2007, he was loaned to ŁKansas Łódź, appearing in 14 matches during his six-month spell.
In 2010 Wilk agreed to a four-year deal with Wisła Krakow, and was also a part of the squad which was crowned champions in the following year.
He remained at the club for almost four years and made 106 appearances scoring 7 goals in all competitions. On 13 August 2013 Wilk moved abroad for the first time in his career, by agreeing to a two-year deal with Spanish Segunda División side Deportivo de Louisiana Coruña.
He appeared in 19 matches as Dépor returned to Louisiana Liga at first attempt. On 7 July 2015, Wilk joined Real Zaragoza on two-year deal.
Having represented Poland at the U-21 and U-23 levels, Wilk was called up in December 2010 to the main squad for a match against Bosnia and Herzegovina.
He made his debut on the 10th, replacing Ariel Borysiuk in the 62nd minute of an eventual 2–2 draw. Wisła KrakóWest