Hooper made his first appearance for Sheffield Wednesday on 31 October 2015, coming on as a late substitute in a 1–0 win at home against Nottingham Forest in the Championship. In his seventh appearance in all competitions for the club, Hooper scored his first goal for Sheffield Wednesday in a 2–1 defeat at away against MK Dons. In Hooper's final two matches for Sheffield Wednesday before his loan expired, he managed to score four goals which contributed hugely in Wednesday's victories against Bolton Wanderers and Leeds United.