Career
Barry began his football career with Home Farm before moving to Coventry City. While there he played at the Fédération internationale de football association World Youth Championship finals in Nigeria in 1999. Although he never made a competitive first team appearance for City, Barry did have brief spells in the lower divisions with Colchester United, Hartlepool United and Northampton Town.
Barry came back to Ireland to link up with in the summer of 2002.
He captained FAI Cup and League Cup winning teams during his three years at the midlands club As Longford"s penalty taker he missed the chance for an equaliser in the last minute of the 2003 FAI League Cup Final.
He made his Rovers debut on the opening day of the 2007 League of Ireland season at University College Dublin. He signed for the club from city rivals Bohemians in January 2007, having spent just one season with the Dalymount outfit. Ferguson was forced to retire in February 2009 due to a serious hip injury.