Career
Izwan made his international debut for Singapore in a friendly match against Chinese Taipei on 18 July 2011. He started in goal as Singapore defeated traditional rivals Malaysia over a two-leg World Cup qualifier in the same month. On 16th June 2015, Izwan made 18 saves as Singapore managed to hold 4-time Asian Cup winners Japan to a 0-0 draw in Saitama, Japan during a 2018 World Cup and Asian Cup Qualifier match.
2008–2011
Izwan began his club career with South.League club Young Lions.
2012–2015
Izwan played for LionsXll in the Malaysia Super League. 2016–Present
Izwan"s performance at the 0-0 draw between Singapore and Japan drew interest from several clubs, including newly-promoted J-League side Matsumoto Yamaga F.C. Yamaga"s Vice-President Yoshiyuki Kato stated that he was very impressed by Izwan"s concentration and ability and gave Izwan a one-week trial at Yamaga.
However, it was later announced that Izwan signed a deal with Tampines Rovers.