Rendering Programmer applicants have rated the interview process at Ubisoft with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 61.1% positive. This is according to Glassdoor user ratings.
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Took a technical test, then a phone interview 2 weeks later. Arranged for a technical interview within 2 weeks, and finally a production interview within 2-3 weeks.
Generally the HR staff took pretty long to get back because "the studio was busy"