You apply through the portal. Then, you're asked to schedule an interview (case and behavioral) send in transcripts, and take the Codility assessment as part of the same round. Two Deloitte employees interview you, one for each part.

The first round was a codility assessment. There were three questions and you could code in whichever language you preferred. I thought I got them all right and felt confident with my work, but I didn't advance to the next round.