His position is lock forward. Cadman made his debut for the Dragons in a pre season game against Cornish pirates in penzance in 2010 coming off the bench. Then starting, he made his first appearance in a domestic competition on 15 October 2011 against Bath Rugby.
He left Dragons to join Doncaster Knights for the 2012-2013 season.
Cadman signed a dual contract with the Newport Gwent Dragons regional team and Bedwas Reconstruction Finance Corporation in 2010 after finishing university at Hartpury College where he won 3 busa/bucs trophies, 3 EDF finals and achieved representing Gloucester A, Gloucestershire County (reaching the county final twice) and playing for England students.
