Hemming started at right midfield in Toronto FC's opening match of the 2008 season against Columbus, impressing in a losing effort.
He was waived by Toronto FC on April 25, 2008, but rejoined the team in June due to a few unsuccessful spells trialing in Europe.
After featuring in 4 matches, he suffered an injury which ruled him out for the rest of the season and the club decided not to offer him an extension to his contract.
[11] He made his debut for the Canada men's national under-23 soccer team on March 12, 2008 against Mexico in an Olympic qualifier match.
[12] On May 30, 2009, he made his Senior team debut against Cyprus, replacing Issey Nakajima-Farran in the 68th minute.