Beck made his debut for Hoffenheim in a DFB-Pokal match as they won 1–0 against Chemnitz on 10 August 2008. Beck made his league debut for Hoffenheim, playing as a right-back, in a 3–0 win against Energie Cottbus on 16 August 2008. After joining, Beck later established himself as a key member of the side and got more playing time than at Stuttgart. After missing three matches due to a gastrointestinal virus, Beck made his return to the first team in the last game of the season, in a 3–2 win over Schalke 04. In his first season, Beck made 30 league appearances and had two assists. Only Tobias Weis and Demba Ba were on more missions over the course of the season.