Born in Leoben, Styria, Standfest made his professional debut for Grazer AK in the 1998–1999 season. He stayed nine seasons with GAK, winning a league title and three domestic cups. He left GAK for giants Austria Wien in January 2007, just before GAK were demoted to the Regionalliga Mitte because of financial difficulties.
In 2001 Standfest underwent bowel surgery and a tumor was taken away.
In 2010, he transferred from vice-champions Austria Wien to cup-winners Sturm Graz, citing family reasons for the move. In 2012, he left Sturm Graz to join Kapfenberger SV.
Standfest made his debut for Austria in October 2003 against the Czech Republic and was a participant at EURO 2008. He earned 34 caps, scoring 2 goals.[1]