When Pitt departed, Powell took charge in December 2004, and shortly after the club announced their intention to move from a nationwide competition to the London centric RLC Premier Division.

[citation needed] However, there were only a further two wins, one draw and nineteen losses from the next twenty two games and it was widely expected that Powell would leave the club at the end of the 2011 season.

Some London Broncos supporters campaigned for his removal and a series of negative comments on RL Fans Forum and the club's official Facebook page.

After a particularly heavy defeat by Exeter Chiefs in the Heineken Cup, it was announced on 17 October 2013 that Powell and the Cardiff Blues had parted company.

[citation needed] On 13 March 2014, Medway Dragons announced the appointment of Powell as head coach in plans to join League 1 in 5 years time.