Ruben Londja is a 20-year-old professional football player from SUI. He currently plays for Stade Nyonnais, wearing the number 70 shirt. At the international level, he represents Switzerland U19. He plays primarily as a Forward. He stands at 179cm tall and weighs 50kg. His preferred foot is Left.

His most recent move was a Transfer from FC Sion U21 to Stade Nyonnais on 2026-07-09.

In the International Friendly 2025 season, Ruben Londja scored 0 goals and provided 0 assists across 2 appearances, averaging 0 goals per game with 0 shots attempted and 0 on target.