Martin joined Academy23 in July 2020, combining the role with his position as Head GK coach at National League Borehamwood.
Martin has vast experience as a professional before developing as a coach which progressed to the highest level as 1st team coach at then Premier League Fulham FC. 
Previous clubs include Tottenham Hotspur, Fulham, Charlton, Wycombe Wanderers, Cambridge, Leyton Orient and Dagenham.