Steven spent his Youth Career at Manchester United before moving to the USA with Northern Kentucky University. There he won the 2010 Division II National Title and was voted DII player of the year. After being selected in the MLS Draft by Toroto FC Beattie made his professional debut for the Puerto Rico Islanders. During an injury set-back Beattie returned to NKU to coach before returning to the pro game in Iceland with UMF Tindastóll. Beattie has since joined the league of Ireland playing for Bohemians FC and recently won the FAI Cup with his current club Cork City.