Valentine signed for
Wrexham on a free transfer after leaving
Darlington in the summer of 2006. Despite a sending off against Bury on 9 March 2007, Valentine played well for Wrexham. He played a vital part in their bid for survival, scoring the penalty in Wrexham's must win game on 5 May 2007 against
Boston United which levelled the score at 1–1. Wrexham won the game 3–1 and stayed in the
Football League. It was announced on 18 January 2008 that he has left Wrexham and rejoined his former club Darlington. On 29 May 2009 Valentine signed a one-year deal at
League Two side
Hereford United. Valentine later agreed a further year on his Hereford contract. After an injury hit season which kept him out for 5 months he was told at the end of the season that his contract would not be renewed at Hereford. On 30 June 2011 he signed a one-year deal at
AFC Telford United. Then at the end of the 2011–12 season he signed a new one-year contract with
AFC Telford United. On 11 May 2013 it was announced he was released by Telford with five other players. On 8 June 2013, Ryan was announced as a new signing for
Bala Town, in the
Welsh Premier League. He will be eligible to compete for the club in their first ever European fixtures in the qualifying rounds of the
Europa League. ==International career==