He currently plays for Fotbal Club FCSB, wearing the number 13 shirt. He plays primarily as a Goalkeeper. His preferred foot is Left. His current market value is estimated at 300K €.

His most recent move was a from FCSB II to Fotbal Club FCSB on 2026-01-25.

In the Romanian Super Liga 2025-2026, Matei Popa played 9 matches, averaging 0 interceptions, 0 tackles, and 0.3 clearances per game.