Greene retired as a player aged 37 while at Windsor & Eton, where he became manager in 2001–02. During his time, the club reached the quarter-finals of the FA Trophy in 2002–03. Two seasons later (2004–05), he moved to manage Maidenhead United.[1] After a short managerial stint at Chesham United in 2006, he ran Charlton Athletic's youth academy in Alicante until funding dried up, then returned to the UK to manage Ware and then Hemel Hempstead Town.[1] In late 2009, he joined St Neots Town as Steve Lomas's assistant.[1] After Lomas left the club in 2010, Greene managed the club himself until June 2012.[3] Following his departure from the club, he was warned by the police after allegedly harassing the club's chairman Mike Kearns over Twitter.[3]
Green was appointed as manager of Histon in July 2012 but left the role by mutual consent five months later due to the club's financial difficulties.[4] In February 2014, he was convicted of falsely claiming £6,000 in unemployment benefits whilst managing St Neots Town and Histon.[5] After being convicted, Greene offered to resign as manager of Boston United, a post he had held since 2013, but was kept on by the club.[6]
Greene was announced as manager of Southern League Premier Central side Tamworth on 20 September 2018.[7] His first game in charge was on 29 September 2018, in a Southern League Premier Central fixture at home to Royston Town which Tamworth lost 2–1.[8] Greene was sacked by Tamworth on 20 January 2019, five months after being given the job, due to a poor run of results.[9]
On 24 November 2021, Greene was appointed manager of Grantham Town.[12] Greene was sacked by the club in March 2022 with the club sitting bottom of the league.[13]
Personal life
As of late 2021, Greene lived in Gainsborough and his day job was in sales for a supplier of office and production print equipment.[2][11]
In 2003 Greene was ordered to pay a £1,000 fine and £530 in costs following a fight with a bouncer in High Wycombe, after being kicked out of a club for harassing women.[14]
^"Ex-Wanderer in club brawl". HuntsPost.co.uk. 21 January 2003. Retrieved 21 January 2003. Greene, now manager at Ryman League Windsor and Eton FC, was thrown out of High Wycombe's popular Time nightclub, after harassing female customers during a visit in January last year, a court heard last week.