Player Summary
J. Kosiorek's club history lists 2 spells across 2 clubs.
Season goals0
Season assists0
Rating-
Transfer history
| Date | From | To | Terms |
|---|---|---|---|
| 2026-06-29 |  Warta Poznań | - | Free agent |
| 2025-07-15 |  Broń Radom | Warta Poznań | Free agent |
Club history
| Period | Team | Competition | Country |
|---|---|---|---|
| 2025-2026 |  Rekord Bielsko-Biała |  II Liga - East |  Poland |
| 2025-2026 | Warta PoznańCurrent | II Liga - East | Poland |