Thomas joined Chatel-Evian Freestyle where he was introduced to mogul skiing and has been competing ever since. He started getting results in the youth French cups and moved on to Europa Cups. In 2017 Tom was approached by GB Snowsport after achieving some medals in Europa Cups and two silver medals in the Junior World Championships in Valmalenco. In 2020, Thomas made British skiing history after becoming the first individual to win a World Cup medal with silver in Krasnoyark, Russia.