He is on the books of Unia Skierniewice and wears shirt number 21. His main role on the pitch is Forward.

His latest transfer saw him join Unia Skierniewice from FCB Escola Varsovia via on 2022-08-02.

During the Poland Liga 2 2025-2026 campaign, mateusz szmyd made 13 appearances, scoring 3 goals and adding 0 assists. He averaged 0.2 goals per match from 0 shots, with 0 on target.