Julien started as a video game programmer on the Atari Jaguar in the early 90s at Shen Technologies in Paris. He then joined Ubisoft Entertainment to work in game and engine teams before becoming the worldwide technical director of Ubisoft Entertainment in 1999. In this role, he played a major part in the studio’s creation, organization, technology, production pipeline design, and multi-platform strategy, as well as in AAA features integration, on brands such as ‘Rayman’, ‘Far Cry’, ‘Splinter Cell’, ‘Prince of Persia’, and ‘Assassin’s Creed’. He also took responsibility for middleware and development strategy, communication and cooperation strategy, and hardware manufacturers and middleware relations.

At the end of 2005, after having worked extensively on PS3 / XBox360, Julien pursued his career at Eidos, where he served as the worldwide CTO working on the technology strategy, before getting involved in initiating Eidos Montreal and Eidos Shanghai Studios. Julien became the worldwide technology director for Square Enix Group, working on a wide variety of engines and franchises including ‘Tomb Raider’, ‘Final Fantasy’, ‘Hitman’, ‘Deus Ex’ and ‘Kingdom Hearts’.

In 2013, he joined Konami as the worldwide technology director to oversee Fox Engine, work directly on the acclaimed ‘Metal Gear Solid V: The Phantom Pain’, and help advance many games in the group including ‘Pro Evolution Soccer’ 2015 and 2016 that reached a higher metacritic level than EA’s FIFA these years thanks to the amazing work that was conducted on photorealism and gameplay.

Julien then joined Bandai Namco Studios early 2016, where he now serves as their Worldwide CTO. In this role, in the midst of amazing franchises like Tekken, Ace Combat, Elden Ring, Soul Calibur, Gundam, Tales Of, Dragon Ball, Naruto and One Piece, Julien’s major role is taking the Company to the 4th Industrial Revolution, where Cloud, Blockchain-enabled Metaverses and Machine Learning will bring profound changes to an industry that has never stopped evolving exponentially over the last 30 years of his career.