He is on the books of Stade Ouchy and wears shirt number 19. At international level, he features for Kosovo U21. His main role on the pitch is Goalkeeper. His stronger foot is Right. His estimated market valuation currently stands at 100K €.

His latest transfer saw him join Servette from Stade Ouchy via Loan 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.