Career
Seck began his professional career in Niary Tally. In January 2011, he was moved to Belgian Pro League giants R.S.C. Anderlecht. He then made his debut on new club on 3 April 2011, acting as a starter in a 1-3 home defeat against Standard Liège, in the Jupiler League Playoffs.
In July 2011, Seck was loaned to Football Club Brussels, on a season-long loan.