Schimmer was part of the Heidenheim squad that won the 3. Liga title in the 2013–14 season, securing promotion to the 2. Bundesliga. He has also been a consistent scorer for the club in regional and third-tier competitions.
Stefan Schimmer is a German centre-forward who has spent the majority of his career with 1. FC Heidenheim 1846, helping the club achieve promotion to the 2. Bundesliga. He is known for his physical presence and goal-scoring ability in the lower divisions of German football.
Schimmer is a traditional target man, using his strength and aerial ability to hold up play and finish chances in the box. He is less mobile than some forwards but compensates with intelligent positioning and a strong work rate in pressing defenders.