Early career After playing youth football for
Rot-Weiß Erfurt, Bickel joined
SC Freiburg aged 18, having been scouted at a competition. He became a regular player for their
reserve team in the 2010–11 season, scoring 19 goals in 32 games in the
Regionalliga Süd and was awarded a professional contract at the end of the season. He also made two appearances for the
Germany under-20 team during the 2010–11 season. On 28 September 2011, having scored 4 goals in 7 games for the reserve team so far that season, Bickel signed a new contract with Freiburg, valid until 2014. On 1 February 2012, Bickel joined
3. Liga club
SSV Jahn Regensburg on loan until the end of the season. He made three appearances for the club as they were promoted to the
2. Bundesliga.
Energie Cottbus On 2 January 2013, he joined
Energie Cottbus of the
2. Bundesliga on a free transfer, signing a contract until summer 2015. He had previously had a trial at the club in October the previous year. Bickel was later criticised by the club for his performances across the 2013–14 season and fined by the club for comments about the club while under contract.
Hansa Rostock On 21 May 2014, Bickel returned to the 3. Liga, signing for
Hansa Rostock on a three-year contract. Bickel was given the
3. Liga Player of the Month award for March 2015, having won 52.6% of votes.
SC Paderborn On 20 August 2015, Bickel signed for 2. Bundesliga club
SC Paderborn on a two-year contract with the option for a further year. Over the course of the season, he played in only 10 of Paderborn's league matches, having suffered a torn ligament in his knee in September and a torn muscle in February. At the end of the 2015–16 season, he signed a new contract with the club, valid until 2019. In June 2017, Bickel joined
VfL Osnabrück on a season-long loan. The following month, Bickel tore his
anterior cruciate ligament in a 4–0 defeat to
Wehen Wiesbaden. On 16 May 2018, it was announced that Bickel's Paderborn contract had been terminated by mutual consent.
FSV Zwickau In summer 2018, Bickel joined
FSV Zwickau on a contract until June 2021. Having failed to play for the club thus far during the 2019–20 season, Bickel attempted to find a loan move elsewhere during the winter transfer window, but no transfer materialised for him. He made 2 substitute appearances for the club later in the season. He scored on his debut for the club in a 3–0
Saxony Cup semi-final win over
Inter Leipzig in August 2020, and he also played in the 2–1 victory over
FC Eilenburg in the final later that month, despite having already been eliminated from the competition at the quarter-final stage with FSV Zwickau. Bickel was awarded the
ARD Sportschau's
Goal of the Month award for October 2020, for a strike from 47 meters against
Berliner AK 07 in the Regionalliga Nordost. The league season was suspended in November 2020 however due to the
COVID-19 pandemic, with Bickel having scored 6 goals in 11 games, and in March 2020 it was announced that the season would not be resumed. In February 2021, his contract was extended to include the 2021–22 season. He suffered from COVID-19 during April 2021. In May 2022, it was announced that Bickel's contract would be terminated at the end of the season at his request, due to his persistent injury problems. In his final match for Chemnitz, the Saxony Cup final against
Chemie Leipzig, Bickel scored the winning goal in Chemnitz's 2–1 victory with a strike from 20 yards. In summer 2022, Bickel joined amateur side BW 91 Bad Frankenhausen. As of March 2025, he was both a player and a youth coach at the club. ==Style of play==