Kilkenny began his career with Arsenal before joining Birmingham in January 2004. After his loan spell at the Latics he still struggled to hold down a first team place in Brum's promotion winning team of last year. Athletic had to fight off stiff opposition from the likes of Ipswich Town and Cardiff City and the youngster is highly though of as well as being on the verge of International action.
He played for England at youth level but then decided to play his International football with Australia, as he was eligible due to growing up in Brisbane.