He is on the books of Le Puy Foot 43 Auvergne and wears shirt number 23. His main role on the pitch is Forward. His estimated market valuation currently stands at 100K €.

His latest transfer saw him join Le Puy Foot 43 Auvergne from Concarneau via on 2025-07-01.

During the French Championnat National 2025-2026 campaign, Josselin Gromat made 17 appearances, scoring 1 goals and adding 3 assists. He averaged 0.1 goals per match from 12 shots, with 4 on target.