He currently plays for Real Union, wearing the number 8 shirt. He plays primarily as a Midfield. He stands at 183cm tall and weighs 70kg. His preferred foot is Right. His current market value is estimated at 150K .

His most recent move was a from Real Aviles to Real Union on 2025-07-09.

Across 16 appearances in the Spanish Segunda División RFEF 2025-2026, Javi Mecerreyes registered 0 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.