He currently plays for Luzern, wearing the number 27 shirt. At the international level, he represents Switzerland U21. He plays primarily as a Forward. His current market value is estimated at 2M €.

His most recent move was a from FC Luzern U21 to Luzern on 2023-04-01.

In the Switzerland Super League 2025-2026 season, Lars Villiger scored 4 goals and provided 1 assists across 22 appearances, averaging 0.2 goals per game with 17 shots attempted and 6 on target.