At the international level, he represents Switzerland U19. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 1.2M .

His most recent move was a from Servette to LOSC Lille on 2026-07-06.

Throughout the Switzerland Super League 2025-2026, loun srdanovic featured in 7 matches, averaging 1.7 tackles, 0.6 interceptions, and 1.6 clearances per game, while blocking 0 shots per game.