He currently plays for SD Gernika, wearing the number 22 shirt. He plays primarily as a Forward. His current market value is estimated at 100K €.

His most recent move was a from CD Aurrerá de Ondarroa to SD Gernika on 2023-07-01.

In the Spanish Segunda División RFEF 2025-2026 season, Jon Arruabarrena Jayo scored 0 goals and provided 0 assists across 3 appearances, averaging 0 goals per game with 0 shots attempted and 0 on target.