At international level, he features for Czechia Republic U19. His main role on the pitch is Forward. His estimated market valuation currently stands at 500K €.

His latest transfer saw him join Sparta Praha B from Sparta Praha U19 via on 2024-09-16.

During the Chance Národní Liga 2025-2026 campaign, ondrej penxa made 10 appearances, scoring 1 goals and adding 0 assists. He averaged 0.1 goals per match from 0 shots, with 0 on target.