 He played for Bradford at prop forward in their 1996 Challenge Cup final loss to St. Helens.He played for Bradford Bulls from the interchange bench in the 1999 Super League Grand Final which was lost to St Helens.McDermott won a cap for England in 2001 against Wales, and won caps for Great Britain in 1996 against Fiji, and 3 in 1997 against Australia (Super League).