She reduced her office work to part-time in January 2017 before turning fully professional as a runner at age 31 in March. The change proved successful as she placed 16th in the elite race of the 2017 London Marathon, setting a personal best of 2:30:42 and gaining selection for the 2017 World Championships in Athletics as Britain's third fastest woman (behind Charlotte Purdue and Alyson Dixon). At the World Championships race held in London, she finished 43rd in her international debut. The following year she placed ninth at the 2018 London Marathon and represented Great Britain at the 2018 European Athletics Championships, taking 15th place in a time of 2:35:00 and leading the British women to fourth in the team competition. She fell down the rankings at the 2019 London Marathon, running 2:36:26 for 19th place (fourth fastest Briton).