Glassdoor users rated their interview experience at Bloomberg as 100% positive with a difficulty rating score of 4 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Summer Intership and rated their interviews as the hardest, whereas interviews for Summer Intership and roles were rated as the easiest.
I applied through college or university. The process took 1 week. I interviewed at Bloomberg in Oct 2012
Interview
Applied through the school's website and got called for a screening phone interview. On the day, the interview person called and asked basic questions as others have posted before: tell me a bit about yourself and why Bloomberg, why sales, what assures that you'll do successfully in sales. Make sure you research the company and be able to answer very clearly and convincingly like bullet points these questions (specifically stressing the sales aspect of the position).
Interview questions [1]
Question 1
None of the questions were difficult. The interviewer just was not convinced by my reasoning.