In 2011, she moved to Loughborough to be closer to her coach Scott Simpson. That year she placed third at the UK Athletics Indoor Championships and won the Welsh outdoor title with a vault of . She narrowly missed the podium with a fourth-place finish at the British Athletics Championships. Peake matched that finish on her international debut at the Universiade in Shenzhen, clearing a new best of in the final. With her sights on a place at the 2012 London Olympics, she signed up with Birchfield Harriers andcontinued to improve the following year, achieving a height of on the Perche Élite Tour in February. She retained her Welsh title and was runner-up at the British Olympic trials (behind Holly Bleasdale), but did not achieve the qualifying "A" standard, which was set at four and a half metres. Her senior debut at the 2012 European Athletics Championships followed and she competed in the qualifying only.