He currently plays for KV Mechelen, wearing the number 33 shirt. He plays primarily as a Defender. He stands at 186cm tall and weighs 72kg. His preferred foot is Right. His current market value is estimated at 1.2M €.

His most recent move was a from Willem II to KV Mechelen on 2025-07-01.

Throughout the Belgian Pro League 2025-2026, Tommy St.Jago featured in 18 matches, averaging 2.5 tackles, 0.9 interceptions, and 5.1 clearances per game, while blocking 0 shots per game.