Paul Hart took over as manager of Rushden & Diamonds, following the departure of Barry Hunter. After an average start to the season, Diamonds embarked on an eight match winless run, leading to Hart leaving the club in October by mutual consent. Hart joined Premier League club Portsmouth as Director of Youth Operations in 2007. He was asked to take over as caretaker manager, initially for one game only following the sacking of Tony Adams on 9 February 2009. Shortly afterwards, Hart brought Brian Kidd in as his assistant. He won his first game in charge 2–0 at home to Manchester City
Paul Hart Notts County manager Ian McParland as his assistant. On 28 April 2011, Hart was sacked after failing to lead Swindon out of the relegation zone, with the club managing only one win in 11 games under his tenure, a 1–0 away win over Brentford on 9 April 2011. On 3 June 2011, Hart joined Charlton Athletic as Academy Director. He left the club on 21 May 2014 following a restructure in the Charlton Academy. On 2 October 2014, Hart was appointed as acting academy manager at League One club Notts County, following the suspension of academy manager Mick Leonard. He