Career
Diedhiou joined Football Club Sochaux-Montbéliard in 2014 from Gazélec Ajaccio. He made his Ligue 2 debut at 2 August 2014 against United States Orléans. He played the full game in a 0-1 home defeat on the opening day of the 2014/15 season.
At 22 August 2014, he scored his first Ligue 2 goal against Air Corps Arles-Avignon.
Clermont Foot
On February 2, 2015, Diedhiou joined Clermont on loan from Sochaux. Foreign the 2015-2016 Ligue 2 season, he went back on loan to Clermont again.