He currently plays for Karsiyaka, wearing the number 23 shirt. He plays primarily as a Defender. His current market value is estimated at 125K .

His most recent move was a Free from Adanaspor to Karsiyaka on 2025-08-19.

Throughout the Turkish Third League 2025-2026, H. Aytekin featured in 18 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.