Kevin Sommer started to play football in his native Alsace. His first club was a club of ASTR Witten home. Later summer went to the youth of SR Colmar.
He later left that Alsace and went to the youth of CS Louhans - Cuiseaux.
Kevin Sommer in 2007 came back to Alsace to hire the then first division side Racing Strasbourg. In his first season he was not in the first team, still in reserve for use. In the second season, he came up with 18 appearances in the reserve. In the summer season it came to his first stakes in the professional team, which is now only played in Ligue 2. His professional debut was on August 7, 2009, when he came on against LB Chateauroux, in the 78th minute for Stéphane Cassard on the opening day of Ligue 2.
He came in the next three days are used. The use of 21 August 2009, when he on matchday, against AC Ajaccio, was also his last assignment for the first team. The first team got off in the third league at end of season.
2010 was the summer for local rivals FC Mulhouse, where he only came to ten inserts. For the season 2011/12 summer moved abroad and hired the Belgian third division side FC Bleid.