Tinnerholm signed for reigning Swedish champions Malmö FF on 11 July 2014. The transfer was completed on 15 July 2014 when the Swedish transfer window opened. Tinnerholm wore the number 3 jersey, previously worn by Miiko Albornoz who left the club after playing at the 2014 FIFA World Cup. In the 2014 season Tinnerholm played regularly for the club, becoming league champions and qualifying for the group stage of the 2014–15 UEFA Champions League. He scored his first league goal for Malmö FF against his former club Åtvidaberg on 1 November 2014 in a 2–1 loss.