Louise Baker, group reward manager at Britannia Building Society, has taken up the role of head of reward at building supplier Tarmac.
She will be replaced at Britannia by Neil Noakes who is moving internally within the building society.
Baker spent three years at Britannia, during which time she implemented an online voluntary benefits scheme.
"I am looking forward to the challenges that a new organisation brings and I am really looking forward to getting involved," she said.