In 2005, he joined Old Edwardians in the Sierra Leone National Premier League. He spent a season with Edwards before he moved to Europe and joined the Cyprus First Division club Nea Salamina FC in 2006. In 2008, he joined AC Omonoia. The next year he moved to Apollon Limassol and he helped the team to win the 2009–10 Cypriot Cup, scoring also the opening goal of the final. In 2012, he joined AEK on a 2-year deal. In 2014 with joined Nikos & Socratis Erimis Fc. In the summer of 2015, Bangura joined newly promoted Aris Limassol FC. Mustapha 'Haji' Bangura is the second Sierra Leonean player to sign for Aris Limassol after Gibrilla Julius Wobay who joined them on a season loan from Romanian side Universita Craiova. On 19 February 2016, last day of the Serbian winter transfer window, Bangura signed with FK Borac Čačak, at time a second-placed club at half-season of the 2015–16 Serbian SuperLiga. He thus became the fourth Sierra Leonean to play in the Serbian highest level after Kelfala Marah, Medo and Lamin Suma. On 11 March, in the round 26 of the SuperLiga, Bangura scored his first goal with a header in the 91st minute of the game against Vojvodina. His goal secured Borac a last minutes draw against a direct opponent in the league. Next summer he moved to the Serbian First League club Zemun, but after he made 6 appearances in both domestic competitions, he was suspended by the club and missed to play any official match for the rest of season. In September 2017, Bangura signed with the Greek side Rodos.
International
On 14 November 2014 he scored a goal against Côte d'Ivoire.
Personal life
On 24 May 2011 Mustapha Bangura was involved in a car crash together with his cousin Ibraheem Wahid Sillah. He returned in full action on November 2011 for Apollon Limassol.
Career statistics
International
Statistics accurate as of match played 14 June 2015
Championship/Cup
Played by 31.12.2015 200 games and scored over 60 goals!
Honours
;Apollon
Cypriot Cup: 2009–10, Winner, Scored in Cup Final the first goal in the win 2-1 against APOEL
Cypriot Cup: 2010–11, Runner up, Lost in penalty shoot out, Scored 5 goals in 5 games out 7 in total games including the Final.
