He is on the books of Midtjylland U19 and wears shirt number 24. His main role on the pitch is Defender. His stronger foot is Right.

His latest transfer saw him join Midtjylland U19 from Helsingor via Loan on 2026-01-06.

Across the UEFA Youth League 2024-2025, Mathis Konradsen appeared in 5 matches and averaged 0.4 tackles, 0.2 interceptions, 0.6 clearances, and 0 blocked shots per game.