QPR have signed hugely experienced defender Paul Konchesky from Leicester on a season-long loan deal.
Wolves have signed promising young Liverpool winger Sheyi Ojo on a season-long loan deal.
Former Sunderland midfielder Rae played alongide Ince at Wolves before working as part of his backroom team at MK Dons and Notts County.
The 43-year-old ex-Dundee player manager had been working with the Dons as a chief scout and joins Steve Thompson in assisting Ince, who lost his first game at the helm against Leeds on Wednesday night.
Ince told BBC Radio Lancashire: "He's got a vast amount of knowledge, which he can lend to the players and the rest of the staff.
"He's now part of the team alongside Thommo."