He currently plays for TSV Hartberg, wearing the number 33 shirt. At the international level, he represents Germany U18. He plays primarily as a Defender. His current market value is estimated at 800K €.

His most recent move was a Loan from TSV Hartberg to Bayern Munchen II on 2026-06-30.

Throughout the Austrian Bundesliga 2025-2026, maximilian hennig featured in 20 matches, averaging 1.5 tackles, 0.6 interceptions, and 3.2 clearances per game, while blocking 0.2 shots per game.