He currently plays for Panionios G.S.S., wearing the number 4 shirt. At the international level, he represents Greece U21. He plays primarily as a Defender. His current market value is estimated at 300K €.

His most recent move was a from Volos NPS to Panionios G.S.S. on 2025-07-02.

Throughout the Greek Super League 2 2025-2026, K. Aslanidis featured in 9 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.