Monk began his football career at Torquay United before moving to Southampton in 1996. He spent five years at Southampton before transferring to Barnsley in 2004. After a brief spell at Sheffield Wednesday, Monk signed with Swansea City in 2004 and played a significant role in the team’s rise to the Premier League. Monk went on to have a successful spell at Swansea, earning the captain’s armband and becoming a fan favorite.