Brodersen made his professional debut for
FC St. Pauli in the
2. Bundesliga on 8 February 2019, starting in the away match against
1. FC Köln, which finished as a 4–1 loss. Brodersen joined struggling
J1 League side
Yokohama in the summer of 2021, making his debut in a 2–0 home win against Nagoya Grampus. On 2 January 2024, Brodersen joined
J2 League club
Fagiano Okayama for the 2024 season. On 7 December 2024, Brodersen helped his club secure promotion to the
J1 League for the first time in their history after defeating
Vegalta Sendai 2-0 in the promotion play-off final. He was inducted into the 2024 J2 League team of the season for his efforts. After two seasons with Fagiano Okayama, Brodersen joined
Kawasaki Frontale in December 2025. ==International career==