 He then returned to Western Australia and began training with the Dockers, who selected him with their 5th round selection (69th overall) in the National Draft.He made his debut for Fremantle in Round 8 of 2008 in the Dockers 3-point loss to the Western Bulldogs at Subiaco Oval, where he collected 21 possessions and a goal.Kepler went on to become the club's leading goalscorer for the 2011 season, kicking 25 goals and eventually tying with Chris Mayne

In round 5 of the 2013 AFL season, Bradley was one of three AFL players to rupture the anterior cruciate ligament in their knee.