He currently plays for Stade Ouchy, wearing the number 19 shirt. At the international level, he represents Kosovo U21. He plays primarily as a Goalkeeper. His current market value is estimated at 100K €.

His most recent move was a Loan from Stade Ouchy to Servette on 2026-06-30.

In the Switzerland Challenge League 2025-2026, Leo Besson played 19 matches, averaging 0 interceptions, 0 tackles, and 0.1 clearances per game.