In 2005, Limbach won a gold medal in the individual and the team events of the Junior World Championships in Linz.

The same year, he climbed his first podium in the Fencing World Cup with a victory in Athens and he joined the national senior team.

A bronze medal in the Plovdiv World Cup allowed him to qualify to the 2008 Summer Olympics in Beijing.

In the individual event, he defeated 15–7 Marcin Koniusz of Poland in the table of 32, then lost 14–15 to Aliaksandr Buikevich of Belarus.

The TSV Bayer Dormagen athlete is only the second German to have ever won a gold medal with the sabre after Felix Becker in 1994.