He is on the books of Midtjylland U19 and wears shirt number 23. His main role on the pitch is Forward.

His latest transfer saw him join Midtjylland U19 from FC Midtjylland Youth via on 2024-06-30.

During the UEFA Youth League 2025-2026 campaign, Sebastian Lodberg Oppenhagen made 1 appearances, scoring 1 goals and adding 0 assists. He averaged 1 goals per match from 0 shots, with 0 on target.