Benson began his professional football career at Belgian side Lierse SK, where he made his debut in 2016 at the age of 18. He quickly established himself as a key player for the club and went on to make over 50 appearances before attracting interest from other clubs. In 2019, Benson made a move to Royal Antwerp, where he further showcased his skills and played a crucial role in helping the team achieve success in both domestic and European competitions.