He plays primarily as a Defender. His current market value is estimated at 200K €.

His most recent move was a from PAOK Saloniki U19 to FC Aris Thessaloniki U21 on 2025-07-01.

Throughout the UEFA European U19 Football Championship 2025-2026, Georgios kosidis featured in 2 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.