Seuntjens formerly played for RBC Roosendaal, FC Den Bosch and Telstar.

[1] On 11 March 2021, it was announced that Seuntjens had signed a two-year contract with an option for an additional year with NAC Breda, starting from the 2021–22 season.

[2] On 25 March 2022, Seuntjens joined FC Imabari in the Japanese third-tier J3 League.

[4] He made his return to the pitch after beating cancer on 17 June 2023, coming on as a substitute shortly before full-time in a league match against Tegevajaro Miyazaki.

[5] On 24 December 2023, it was announced that Seuntjens would be returning to De Graafschap, effective 1 January 2024, after signing a six-month contract.