He has competed at several other events outside the Paralympics. In 2006, he finished second at the World Championships. That year, he took a bronze at the 2006 Melbourne Commonwealth Games. He won a silver medal in 2007 at the European Open. He did not compete for most of 2010 due to injury. At the 2011 Oceania Paralympic Championships, part of the Arafura Games, he finished first with a score of 230, 70 more than second place competitor Abebe Fekadu. He was selected to compete at the 2012 London Paralympics. He did not medal at the 2012 Games, missing out on a bronze medal by 1 kg. His retirement was announced in December 2012. Darren's retirement marked the end of his successful 15-year career.