Julien discovered the circus and the stage during his youth at the Cirque Plume school starting in 1987, before training at the National Circus Arts Centre. He joined the Collectif Petit Travers in 2006 for the creation of Pan-pot ou modérément chantant. Since 2011, he has been co-artistic director of the Collectif and has participated in the staging of Les Beaux Orages qui nous étaient promis, Les Moissons, NUIT, Dans les plis du paysage, followed by the duets Formule (2017) and S’assurer de ses propres murmures (2020) with drummer Pierre Pollet. Julien regularly leads training courses for young jugglers and for larger audiences in France and abroad. He has been an artistic assistant on Kosm (Simon Carrot), Celui qui tombe (Yoann Bourgeois), Portrait de quelqu’un qui fait quelque chose (Boris Lozneau), L’or blanc (Bonthoeun Houn), Fragments and Dehors. He is equally the rehearsal assistant on Encore la vie.