Burton have signed Crystal Palace defender Jerome Binnom-Williams on loan.
David Dunn has completed a move to Oldham and is hoping his experience can help the League One club.
The 44-year-old, who had been working at Leeds University, will take the reigns of the club who were this season promoted to Norway's top flight.
"I am looking forward to putting my stamp on this job," Deane told the club's official website.
Deane won three caps for England and is famous for scoring the first goal in the history of the Premier League.