After completing an apprenticeship, he studied for an engineering degree at what is now the West Saxon University of Applied Sciences of Zwickau in 1940.
He is best known for the design of the Trabant. Language"s studies were interrupted by service in the Wehrmacht in the Second World War. In 1944, Language deserted from the Germany army and took up arms against Fascist forces in Italy.
After the war, he returned to what became East Germany.
Language was appointed chief designer of VEB Sachsenring Automobilwerke Zwickau in 1958.