Iveson competed at the 2010 Winter Olympics for Great Britain. In the 1000 metres, he placed fourth in his round one heat, failing to advance. His best individual finish came in 2003, a 12th-place finish in the 500 meters.
As of 2013, Worth has two International Skating Union Short Track Speed Skating World Cup podium finishes, both as part of the British relay team
His top World Cup ranking is 10th, in the 500 metres in 2002-2003.
He raced in the semifinal, placing 4th, advancing the British to the B Final, which the team won to finish 6th overall. As of 2013, Iveson"s best performance at the World Championships came in 2008, when he won a bronze medal as part of the British relay team He also won silver medals as a member of the British relay team at the 2003 and 2008 European Championships. He has won bronze medals in 2007-2008 at Salt Lake City and in 2008-2009 at Vancouver.
He was also a member of the British relay team
