Career
Born in Koszalin, Marycz turned professional with the UCI Professional Continental team Tinkoff Cr Systems in 2008. In 2009, Marycz was leading the European U-23 road racing championships in a breakaway near the end of the race, but was caught 20 meters from the finish line by Kris Boeckmans, finishing second. In 2010, he moved to UCI ProTeam Team Saxo Bank.
After three seasons with the team, his contract was not renewed.
Marycz joined the Commodity Credit Corporation–Polsat–Polkowice team for the 2013 season, on a one-year contract. He remained with the team for a second season in 2014.
He rode in the 2015 Giro d"Italia, but did not finish stage 12.