The former Montpellier centre back joins from the Spanish side to help bolster their team for the Champions League.
“Emir Spahic is skillful and strong in challenges,” Leverkusen sporting director Rudi Voeller said.
“He also has outstanding technical ability and is very good in the air,” added the former German international. He’ll help us to achieve our targets in the Bundesliga, the German Cup and, of course, the Champions League.”