Kiese Thelin began his career at Karlslunds IF from Örebro, a club he had been playing football for since the age of five. He played from the club as they played in Sweden's Division 1, Division 2 and Division 3. In 2011, he transferred to newly promoted Allsvenskan side IFK Norrköping. Kiese Thelin made his breakthrough in the 2012 season when he appeared in eleven matches for the club and scored twice. For the 2013 season he increased his appearances to 25 and scored another four goals. After having appeared regularly during the beginning of the 2014 season, it was announced on 4 June 2014 that Kiese Thelin had signed a four-year contract with fellow Allsvenskan club and reigning champions Malmö FF.