The soldier was killed as a result of an explosion that happened whilst on a vehicle move in the Babaji district, central Helmand province, on the evening of 2 September 2009.
Spokesman for Task Force Helmand, Lieutenant Colonel Nick Richardson, said:
"Everyone in Task Force Helmand is deeply saddened by the death of this brave soldier who died working to make Afghanistan a better place.
"Our thoughts are with his family and we offer them our deepest and heartfelt condolences at this tragic time."
Next of kin have been informed and have asked for a period of grace before further details are released.