 Former Cardiff manager Kenny Hibbitt once described Jarman as ""the best footballer at Cardiff City"" but a gradual loss of form eventually saw him released during the 1999–2000 season.Jarman spent time on trial at Carlisle United and Brentford before joining non-league team Merthyr Tydfil.In March 2000 he signed for Exeter City on a weekly contract, making seven appearances by the end of the season before being released, joining Oxford United on a one-year deal where he featured regularly in the first half of the 2000–01 season before falling out of favour and leaving the club at the end of his contract.