He currently plays for Excelsior Virton, wearing the number 14 shirt. He plays primarily as a Midfield. His current market value is estimated at 200K .

His most recent move was a from RFC Seraing to Excelsior Virton on 2024-08-01.

Across 1 appearances in the Belgian First Amateur Division 2025-2026, Valentin Guillaume registered 3 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.