 Bamba signed for Turkish club Trabzonspor in June 2012 for a fee of £750,000 after being recommended to the club by his international teammate Didier Zokora.He made his debut for the club on 26 August 2012 playing the full 90 minutes, in a 2–0 victory at home to Elazigspor.He only made 18 appearances during his first season at the club, missing a proportion of fixtures in December and January in part because he was away with Ivory Coast as they qualified for the 2013 African Cup of Nations.