Career
In August 2022, she won the U14 European Mountain Bike Championship XCE (Eliminator), held in Capriasca, Switzerland.
In July 2024, she finished 2nd U16 in short-track (XCC) at the British National Mountain Bike Cross-country cycling Championships.
In January 2025, she won the British Junior National Championships in Cyclo-cross at Cyclopark in Kent. That month in Lievin, France she was a member of the British team which won the gold medal in the mixed team relay at the UCI Cyclo-cross World Championships. The team, comprising Roche, Zoe Bäckstedt, Cat Ferguson, Thomas Mein, Oscar Amey, and Milo Wills became the first British team to win gold in the event. It was her debut race at the World Championships. She also competed in the Junior women's race at the same event, finishing 18th.
Roche won the Junior Female, National Trophy Series after winning three rounds in Derby, South Shields and Paignton.
On 23 February 2025, Roche represented Great Britain in cross-country mountain bike at the Shimano Super Cup where came 4th in Banyoles. Her next XC mountain bike race was in the British National Cross-country Series at Cannock, England where she came 2nd.
On 21 June 2025, Roche raced at the VIA Criterium at King's Cross, London, where she won the Elite Women's race, marking her first win in a senior road race.
In October 2025 CAMS Majaco announced that Roche would be joining the team for 2026 as a second year junior.
In January 2026, Roche placed third in the U23 race at the British National Cyclo-cross Championships having elected to race up from Juniors to Elite/U23.
Roche was the highest ranked British rider at the first Junior Nations Cup of 2026 at the Piccolo Trofeo Alfredo Binda, where she came 4th in a sprint. A week later she was 4th again at the senior women's CiCLE Classic.
In August 2026, Roche was included in the UCI cyclocross team, Decathlon CMA CGM, to compete in the 2026-27 season.
