His first test took place in Kecskemét, and at first he participated in championships in Hungary and neighboring countries, including the Moravian Cup.

[2] He entered the junior category in 2021, at first with KidiX, then from 2022 with the DPK Racing team linked to Fernando Alonso, before becoming a factory driver for Sodi Kart.

[5][6] After the World Championship, at the end of 2022 and at the beginning of 2023 he competed in the adult OK category, before starting his preparations for his Formula 4 career.

[7] In January 2024 Jenzer Motorsport announced that Hideg would join the Swiss team to compete in Formula Winter Series and the Italian F4 Championship.

[9] He then secured a pole position for the race which was resultantly cancelled in the final round at the Circuit de Barcelona-Catalunya, as he finished 20th in the standings, with 10 points.