[2] He competed as a guest driver for Meridian Motorsport in the second and third round of the 2014 British Formula Ford Championship, replacing Ashley Sutton.

[3] In 2015 Thompson moved to the Volkswagen Racing Cup Great Britain, driving for Team HARD.

In October 2018, it was announced that Thompson had re-signed for Team HARD for the 2019 season, again driving a Volkswagen CC.

However, in the third race of the weekend during the seventh round at Croft Circuit, Thompson crashed and barrel-rolled his car whilst fighting over eight place with Senna Proctor.

[11] He had a strong season, achieving his first overall podium finish in the championship with a 3rd place in the reverse grid race during the second round at Brands Hatch.

[12] Thompson continued with Team HARD in the 2023 British Touring Car Championship, driving a new Cupra León.

[1] In the second round of the season at Brands Hatch, he achieved his second podium finish in the championship, converting reverse-grid pole into second place in the reverse grid race.