Career
Youth
Doncaster Rovers
He was given a one-year professional contract by the club in July 2013. He made his second appearance on 7 October 2014 in a 3-0 away victory over Burton Albion in the Football League Trophy, coming on as a 87th-minute substitute. Middleton played a part in the first two fixtures of 2015-2016, coming on as a substitute in the opening league match and starting in the League Cup penalty shoot-out victory over Leeds United.