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.[3] He was diagnosed with Non-Hodgkin lymphoma in May 2022, and therefore ruled out for a substantial time.[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.[6][7]
Personal life
His younger brother Mats Seuntjens is also a professional footballer.[8]
On 12 May 2022, a neoplasm was discovered after a medical examination on Seuntjens' shoulder.[9][10] On 17 June, he wrote on Instagram that a diagnosis had been made, and that he was to undergo treatment.[11] The diagnosis was later revealed to be Non-Hodgkin lymphoma.[4] In January 2023, he was declared cancer-free.[12]