He began playing the clarinet in the orchestra of Michel Attenoux in 1952 and is a trio with Claude Bolling in 1955. From 1958, he concentrates mainly on tenor saxophone and participated in many tours and recordings, mainly in the orchestra by Claude Bolling. In 1973, he founded his own group: Swing Machine . He made his first trip to the United States in 1975, after which he returned with Sam Woodyard , former drummer Duke Ellington . In 1976, Sam Woodyard gives way to another prestigious percussionist Sonny Payne . Gerard Badini off again in 1977 to New York . During this period, he performed with Helen Humes , Roy Eldridge , Clark Terry , and leading his own quartet.
He returned to France in 1979 and presents a new Swing machine consisting of pianist Alain Jean-Marie , bassist Michel Gaudry and drummer Philippe Combelle . February 14, 1984: at New Morning , birth of Super Swing Machine , a big band of eighteen musicians who participated from the greatest European jazz festivals as well as the most prestigious television.
In 1992, Gerard Badini was awarded the Grand Prix du Jazz SACEM and, in 1993, Boris Vian Price of the Jazz Academy.
In 2006, fate Scriabin's Groove , placed facing six pieces for piano by Alexander Scriabin and their translation into the language of jazz. This album, produced by his son Jerome Badini and acclaimed by critics, is award winning.