Career
De Graafschap
Parzyszek started his career with Dutch side De Graafschap in 2012. In January 2014, he received attention from several teams, including Benfica, West Ham United and Nantes. He played 52 league matches for De Graafschap in which he scored 29 times.
Charlton Athletic
On 30 January 2014, it was announced Parzyszek had been sold to Championship side Charlton Atheltic.
He made his first and what turned out to be only appearance for the club as a late substitute against Birmingham City on 8 February 2014. On 3 February 2016, it was confirmed that Parzyszek had been released from his contract.
Sint-Truiden
Parzyszek was loaned out in the summer of 2014 for one season to Sint-Truiden where he scored two goals on his debut. Randers
Parzyszek was loaned out again in the summer of 2015 for one season to Randers.
Parzyszek"s loan contract was terminated on 1 February 2016, after the club announced, that it was Parzyszek"s own request.