Julien completed his Veterinary Medicine degree in 2002, followed by a rotating internship and thesis at the University of Bern. He did his specialist training in Small Animal Internal medicine as a joint program between the University of Bern and Louisiana State University and became a Diplomat of the American College of Veterinary Internal Medicine in 2008. 

Julien has worked in the UK as a lecturer in Small Animal Medicine at the University of Liverpool and then as a medicine consultant at IDEXX before moving to Australia. He completed his PhD at the University of Melbourne in gastroenterology and worked as a Senior Lecturer in Small Animal Medicine until May 2022. He has also been locuming in both private and academic referral clinics in Australia and in the UK during this period. Julien is currently a senior lecturer at the University of Edinburgh. His research focuse includes gastro-intestinal diseases, immune-mediated disease, and use and monitoring of pets treated with immunosuppressant drugs.

Julien is a passionate clinician and teacher and especially interested in clinical research to improve evidence-based medicine. Outside work, he enjoys spending time with my family and exploring the outdoors.