In 2015 Doull moved to the new team set up by Bradley Wiggins aiming to prepare British riders for the team pursuit at the 2016 Summer Olympics, rejecting an offer to switch to road racing full-time with . In September 2015, Doull finished third overall at the Tour of Britain, and also won the points classification. In November 2015 Doull confirmed that he would remain at for the 2016 season, whilst in May 2016 it was announced that he would join on a two-year deal from 2017. In August 2016, Doull signed on with as a stagiaire for the remainder of the season.