[4] In 2018, Martin joined the Richardson Racing team to compete in the Ginetta GT5 Challenge, the official support category to the British GT Championship.
[9] She and her team finished in 4th place in her series debut at Circuit Paul Ricard[10] On 18 March 2020, Martin announced that she would compete in the German VLN Championship, which will include her first 24-hour race, during the 2020 24 Hours of Nürburgring.
[11] She drove a BMW M240i in the series for the Adrenalin Motorsport team [12] and became the first transgender person to compete in the 24 Hours of Nürburgring - securing a fourth-place finish in her class on her debut in the race.
[14][15] On 15 April 2020, Martin took part in FIA Formula E's online press conference to announce the “Race at Home Challenge” eSports Championship, which will see drivers from the all-electric series lining up in a competition against gamers to raise money for UNICEF.
"[20] During the 2018 Ginetta GT5 Challenge and British GT round at Silverstone, she led a campaign for drivers to run with rainbow stickers on their cars in order to mark Pride Month and to show support for equality and diversity in the industry.
She also became the first-ever racing driver to join Athlete Ally’s ambassador programme, partnering with the charity in May 2019 and saying: "I hope to show that a career in motorsport is possible regardless of gender identity.
"[25] In June 2019, Martin was announced as an ambassador for Racing Pride – an initiative developed in partnership with Stonewall UK to promote LGBT+ inclusivity within the motorsport industry and among its technological and commercial partners.
[27] She has collaborated with other vloggers, such as Fox Fisher and Owl and My Genderation to support their #TransAND campaign,[28] as well as partnering with Childline for their Voice Box series.