Born in Aliveri on the island of Evia, Metaxas began his professional career with Volos, making 33 total appearances in the Super League over two-and-a-half seasons, before moving to Finland’s top division with AC Oulu, making 24 league appearances in the 2024 season.
Metaxas joined AKFC in January 2025, making his debut in a win over Lamia in April 2025, and featuring in seven total Super League play-out matches.
In international play, Metaxas earned 12 caps with the Greece Under-21 national team.