He currently plays for FC Liefering, wearing the number 23 shirt. He plays primarily as a Defender. His preferred foot is Left. His current market value is estimated at 300K €.

His most recent move was a from Red Bull Salzburg U18 to FC Liefering on 2024-06-30.

Throughout the Austrian 2.Liga 2025-2026, Jakob Brandtner featured in 14 matches, averaging 1.9 tackles, 1 interceptions, and 1.7 clearances per game, while blocking 0.3 shots per game.