[2] Hyman made his car racing debut in 2013, competing in the BRDC Formula 4 Championship with HHC Motorsport.

However, scoring only one podium from the second round at Silverstone and none at Brands Hatch made him fall back compared to rivals Maini and George Russell.

Nevertheless, Hyman ended his season strongly, winning at Donington Park and taking another victory and a second place at the final round in Snetterton, which meant that he finished third in the standings.

[10] The campaign proved to be disappointing, with Hyman taking a best finish of sixth at Monza, which resulted in 21st place in the overall standings.

[19] Following a two-year hiatus from racing, which he called "two of the worst years I've ever had",[20] Hyman returned in 2022, driving for TJ Speed Motorsports in the Formula Regional Americas Championship.

[21] The South African experienced a dominant campaign, in which he won eleven races, whilst only missing the podium twice.