Sertdemir is a youth product of Brøndby and moved to the academy of Nordsjælland at the age of 12.[2] He then joined German club Bayer Leverkusen on 15 June 2021, signing a three-year contract.[2]
He made his senior debut with Bayer Leverkusen in a 1–1 Bundesliga tie with Hertha on 7 November 2021.[3] At 16 years and 276 days, Sertdemir is the youngest ever debutant for Bayer Leverkusen in the Bundesliga overtaking his teammate Iker Bravo in the same match, and the second-youngest debutant in the league after Youssoufa Moukoko.[4]
Having not managed to break through Bayer's first team on a full basis, on 31 January 2023 Sertdemir officially returned to Nordsjælland, joining the club on a permanent deal.[5][6]
International career
Born in Ishøj, Denmark, Sertdemir is of Kurdish and Turkish descent.[7] He is a youth international for Denmark, having represented the Denmark U16s and U17s.[8]
Career statistics
Club
As of match played 2 December 2024
Appearances and goals by club, season and competition