In August 2022, he extended his contract with Borussia Dortmund until 2024.[7] Later that year, on 5 October, he played his first UEFA Champions League match which ended in a 4–1 away victory over Sevilla.[8] On 4 May 2024, he made his first Bundesliga start in a 5–1 victory over FC Augsburg.[9]
On 5 June 2024, Papadopoulos signed a three-year contract with Lugano in Switzerland.[10]
Personal life
Born in Germany, Papadopoulos is of Greek descent.[11]