Career
Club
He began his career in WSP Wodzisław Śląski, then moved on loan to LKS Silesia Lubomia. Wilczek played for GKS Jastrzębie in the Polish First League from September 2007 to December 2008. He joined Piast Gliwice during the winter transfer window and made his Ekstraklasa debut in February 2009.
In June 2010, he moved to Zagłębie Lubin.
In 2013 Wilczek officially transferred to Piast Gliwice. In 2015 he became the top scorer polish Ekstraklasa with 20 goals.
After expired of his contract Wilczek signed a 3-years-deal with Carpi F.C. 1909. In January 2016 he signed 3-and-a-half year contract with Brøndby IF. International
He was a part of Poland U-19 and Poland U-21 teams.
Wilczek got his first call up to the senior Poland squad for the Union of European Football Associations Euro 2016 qualifiers against Scotland and Republic of Ireland in October 2015.