Kerkez is a product of the youth academies of SC Columbia Floridsdorf, SV Gablitz,
Győri ETO, and
Rad. but was immediately loaned out to
Mladost Novi Sad. On 7 February 2024, he moved to
Spartak Subotica. On 15 September 2024, he transferred to
Serbian SuperLiga side
Partizan. Kerkez made one controversial appearance as a substitute for Partizan under coach
Savo Milošević in a 3–0 Serbian SuperLiga win over
FK Jedinstvo Ub on 30 November 2024; Milošević was prohibited from playing Kerkez due to politics within the club, after which Milošević decided to resign as manager. On 28 January 2025, Kerkez joined
Super League Greece club
Aris on a free transfer. He moved to the Netherlands on 30 July 2025, signing for
Eredivisie club
Fortuna Sittard on a one-year contract with an option for a further year. His contract with Fortuna Sittard was terminated by mutual consent on 5 January 2026, having made limited appearances during his six months at the club. After his contract with
Fortuna Sittard ended, on January 13, he came back to
Aris Thessaloniki, signing a contract until summer 2027. ==Personal life==