Mark Molesley played eleven times in a short stay at St James’ Park during 2013. He later played for Bournemouth and went on to manage Weymouth and Southend United.   

Mark started at Hayes where he played for the first-team between 1999 and 2005 before moving to Cambridge City (2005/2006) and Aldershot (2006/07). He was at Stevenage in 2007/08, and briefly Grays Athletic, before on 18 October 2008 - having signed on loan from the Essex club - making his Football League debut aged 27 playing for AFC Bournemouth against Shrewsbury. Joining the Cherries on a full-time arrangement in January 2009, Mark then concluded ten seasons in non-league which had also seen him play for England 'C' on four occasions. Over the next four seasons Mark played 52 times for Bournemouth scoring 5 goals. He was featuring less-frequently by early 2012 and joined Aldershot on loan in the March followed by another loan to Plymouth in the November.

Returning to Dean Court in January 2013 Mark was released and immediately joined Exeter City for whom he was to make his debut against Torquay on 28 January 2013. Curiously this one of three Devon Derbies for Mark that season as he also played for Plymouth against Exeter in December 2012 and in the reverse fixture for Exeter in March 2013. In the end, Mark played eleven times for City with his time at St James Park ending by mid-April through injury.

It was also the finish of Mark's Football League career and his next move was to Aldershot, now back in the Conference. After two years at the Recreation Ground, Mark joined Weymouth firstly as a player and then manager in 2017. After three highly-successful years, taking the Terras from the Southern League to the National League, Mark was appointed manager of Southend United in August 2020 only to be sacked the following April as the Shrimpers headed towards the National League. An unsuccessful thirteen months as manager of National League Aldershot followed before Mark became director of football at Southern League Gosport Borough in November 2022 and manager of Hayes and Yeading United in September 2023. Resigning from his post at the West London club in March 2024, Mark again took charge of Weymouth.