Quinn was signed up by Coventry City in August 1996 as a trainee from Manortown United.
In the 2004 January transfer window, he was loaned out to Rushden & Diamonds, who at the time were playing in League One.
Shortly after receiving the reward, manager Jim Smith informed Oxford United fans that Barry was to take the captain's armband for the following season.
On 30 April 2009, after 199 appearances in his 2 spells at Oxford United, the club announced that Quinn had been released and would not be offered a new deal.
[2] He also had a share in the company GQL which owned a Bar/Restaurant in Coventry City Centre, this was then placed into administration as it did not generate enough revenue.