 Following a four-year spell with Dublin club Crumlin United, Doyle returned to Shelbourne just as they were demoted after the 2006 League of Ireland season.He was one of new boss Dermot Keely's first signings and was expected to make a large impact at the club, his time there was cut short and he was released soon afterwards after a disappointing spell for him and the club.Later on in the 2007 season he signed for Shamrock Rovers.