Following a brief tenure at Perlis, he signed with Pahang in December 2016, where he made 98 league appearances and scored 17 goals over five years.

Born in The Gambia, Sumareh became a Malaysian citizen through naturalization in 2018 and has represented the Malaysia national team since.

Although he was initially registered for the 2012 Malaysian Super League season, the management later decided to withdraw his registration.

[6] In July 2012, Sumareh signed for Malaysia Premier League club PDRM on a two-year contract.

[8] He made his Perlis debut on 26 February 2016 against Sime Darby in the Malaysia Premier League, with a 1–1 away draw.

[9] On 7 September 2020, Sumareh moved to Thailand to signed for Thai League 1 club, Police Tero.

On 9 February 2021, Sumareh joined Malaysia Super League club Johor Darul Ta'zim.

On 28 June , he make his AFC Champions League debut against Korean side Pohang Steelers.

On 15 November 2019, he also scored the decisive goal that helped Malaysia win against Thailand 2–1 at the Bukit Jalil Stadium.