 In 2008, Constant moved to Ligue 2 side LB Châteauroux.In September 2010, Constant was signed by Italian club Chievo on a loan deal, ultimately made permanent in June 2011.On 1 July 2011, Constant made a move to Genoa for €5.6 million cash, with Francesco Acerbi (tagged for €2 million) and Ivan Fatić (tagged for €200,000) moving the other way to Chievo.