He currently plays for FSV luckenwalde, wearing the number 20 shirt. He plays primarily as a Defender. His current market value is estimated at 50K €.

His most recent move was a from FSV 63 Luckenwalde U19 to FSV luckenwalde on 2024-07-01.

Throughout the German Regionalliga 2025-2026, Len Neumann featured in 19 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.