He played professionally in the United States, France, Germany and Canada, and earned twelve caps for the Mali national team.

Born in Bamako, Mali, Soumaré moved as a two-year-old to France with this family, growing up in Saint-Denis, a suburb of Paris.

At sixteen he left France for New York City where he attended the Catholic high school La Salle Academy for four years, eventually earning a degree.

[5] On 31 May 2009, Soumaré's aggressive on-field play continued as he received a red card after a second bookable offence in a 3–0 loss against Dallas.

In August 2009, Soumaré was fined for being involved in a fight with manager Denis Hamlett during the half-time interval of their game against Houston Dynamo.

[15] After playing back-to-back games against his old club, Philadelphia traded Soumaré back to Chicago Fire on 23 May 2013 in exchange for allocation money and a second-round pick in the 2014 MLS SuperDraft.

In the Africa Cup of Nations, Soumaré was in a squad and made two appearances, playing 90 minutes and receiving a yellow card, resulting in a miss for one game.