After applying online you have to do a cognitive test (numerical and verbal skills and abstract reasoning), a 'working style assessment' and a video interview within 10 days. You can find the intermediate test online on their website, it is pretty similar and easy. The questions in the video interview were behavioral.

Shell’s interview process usually begins with online assessments and progresses to a Final Assessment, which includes a business case study presentation and a behavioral interview. Throughout the process, assessors evaluate your problem-solving ability, communication skills, leadership potential, teamwork, adaptability, commercial awareness, and how you approach complex business challenges and decisions.