Career
A product of the Ajax Youth Academy, Zwaanswijk retired from professional football in 2013 following stints with Football Club Utrecht, Oita Trinita, NAC Breda and Central Coast Mariners Football Club. He has played predominantly as a central defender throughout his career. Zwaanswijk played for 11 seasons in the Dutch Eredivisie including 5 years with NAC Breda. On 8 July 2010, Zwaanswijk signed with Australian A-League side, the Central Coast Mariners.
Zwaanswijk scored his first goal for the club on 2 October 2010.
He has helped mentor players at the Central Coast Mariners to improve their game. He scored the first goal in a 2-0 victory.
Having hinted at his plans to embark on a career in coaching when his playing days were over, on May 10 he announced his intention to retire from professional football following the club"s 2013 AFC Champions League round of 16 tie against Guangzhou Evergrande.