Having spent five years at the Fife club, he joined Scottish Football League First Division side Partick Thistle and subsequently Dunfermline Athletic.
After a successful time in Methil, he moved to Scottish Championship side Alloa Athletic in July 2014 before signing with Livingston a year later.
Born in Edinburgh, Buchanan made his breakthrough in football at Cowdenbeath, progressing through their youth system to play in the first team.
Buchanan was the Firhill club's top scorer that season, despite suffering a long-term injury early in 2008 and being out until October that same year, when he played in his return match against Airdrie United.
[12] After a strong start to the 2023-24 season, including a hat-trick against Edinburgh University, Buchanan earned a move back to the SPFL at the age of 38.