In the 1980s and 1990s Jules won several international conducting awards including: the Silver Flower at the San Remo International Competition,
- the Second Prize and the Orchestra Prize in the Malko Competition in Copenhagen,
- the laureate prize in the Igor Stravinsky Conducting Competition in Austria.
- he was also chosen to conduct the final gala concerts at the Dutch (NOS) International Conductors Course. These awards led to numerous invitations to conduct orchestras both nationally and internationally.
- in 1991 he was the first Dutch conductor to be invited to the People’s Republic of China to conduct two of their major symphony orchestras.
Jules van Hessen has worked with orchestras and opera houses in Italy, France, Denmark, Belgium, England (BBC Philharmonic), Germany, Austria, the U.S., China, the Middle East and Mexico.
In recent years he has also been active in the Middle East, conducting the symphony orchestras of Jordan and Egypt performing Mahler’s Sixth Symphony .
In the Netherlands he has conducted most of the professional orchestras including the Rotterdam Philharmonic and the Residentie Orchestra (The Hague Philharmonic).
He has cooperated with artists such as Frank Peter Zimmerman, Dmitri Hvorostovsky, Pepe Romero, Nelson Freire, Peter Donohoe and Giora Feidman. He has made several recordings, including the critically acclaimed recording of the works of the Danish composer, Bent Sörensen.
Jules is worldwide exclusively represented by Delangeartists (DLA).