He started to focus on football after rejection from his school's basketball team due to his height.

Ang turned out for NFL Division One side, Singapore Armed Forces Sports Association (SAFSA) during his two years as a national serviceman and was the captain of the SAFSA side.

On 1 January 2013, it was announced that he had joined Woodlands Wellington along with Shahril Alias after spending one season at Bedok Stadium, joining up with former Geylang United captain and goalkeeper, Yazid Yasin.

[6] Following a disappointing 2014 season, Home United signed Ang along with three other of his Tampines Rovers teammates.

While taking part in the annual Vietnam Youth Newspaper Cup competition in 2009, Ang scored his first international goal against Thailand Under-21 in a 3–1 victory on 11 October 2009.