In March 2012, Kilday signed a contract with the Accies until May 2014.[5] In May 2012, Kilday announced his intention to become a first-team regular at the Accies during the 2012–13 season.[6]
In October 2012, Kilday was sent out on loan to Stenhousemuir.[1]
In May 2014, Kilday was released by the Accies.[7]
Greenock Morton
In June 2014, Kilday signed for Greenock Morton[8] and was offered a one-year contract extension, after playing all 36 league matches for the Ton.[9]
Following another successful season, Kilday signed a further two-year contract with the Greenock club[10] and rejected a deal to return to the Accies.[11] In August 2016, Kilday was appointed Ton's club captain at the age of twenty four.[12]
In March 2018, to help aid his recovery from a long-term injury, Kilday was loaned out to Airdrieonians on an emergency loan deal.[13] In June 2018, Kilday signed a one-year extension with the Ton.[14]