In the summer break 2009, Özdoğan was promoted to the FCK first team squad together with Thomas Delaney, under FCK manager Ståle Solbakken. Özdoğan made his Superliga debut in April 2010, and played two games as FCK won the 2009-10 Danish Superliga championship. In the following season, he played in four games, as FCK won the championship once again. Özdoğan played a total of 70 minutes in these six games for FCK. Under new FCK manager Roland Nilsson, Özdoğan found himself unwanted, and he had his contract annulled in December 2011.