I applied through an employee referral. I interviewed at Cognizant (Bengaluru) in Mar 2016
Interview
It's easy they will just ask basics
simple .net questions covering ui , middleware , database , services, design patterns
about your projects
roles and responsibilities
design problems easy ones
First there will be a screening round ,most probably a telephonic or video call followed by a Managerial round
Lastly a client round where you will be asked about your day to day contribution in project
I applied through an employee referral. The process took 1 week. I interviewed at Cognizant (Winston-Salem, NC)
Interview
Screening from a cognizant employee via a phone/teams call, sometime involving a scenario based coding question or a tell me a time when kind of questions, then a client round interview.