He is on the books of Arka Gdynia and wears shirt number 7. His main role on the pitch is Midfield. His stronger foot is Left. His estimated market valuation currently stands at 1.5M €.

His latest transfer saw him join Arka Gdynia from Sokol Kleczew via Loan on 2026-01-22.

Over 4 appearances in the PKO Bank Polski EKSTRAKLASA 2025-2026, Oskar Kubiak contributed 1 goals and 0 assists, completed 1 key passes from 57 total passes, and posted a passing accuracy of 10.