William Blair interview questions
Updated Jun 1, 2026Difficulty
Average
Experience
Very positive
How others got an interview
- 22%Employee ReferralEmployee Referral
- 18%Campus RecruitingCampus Recruiting
- 5%RecruiterRecruiter
- 2%OtherOther
- 2%In PersonIn Person
Interview search
252 interviews
William Blair interviews FAQs
- Glassdoor users rated their interview experience at William Blair as 65.5% positive with a difficulty rating score of 2.94 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Senior Software Engineer and Technical Support Analyst rated their interviews as the hardest, whereas interviews for IT Manager and Investment Banking Associate roles were rated as the easiest.
- The hiring process at William Blair takes an average of 32 days when considering 227 user submitted interviews across all job titles. To compare, the average duration of hiring at similar companies like BlackRock, Inc. is 14 days, Fabricated Software, Inc. is 2 days, and Apple Inc. is 21 days. Candidates applying for Senior Software Engineer had the quickest hiring process (on average 1 day), whereas Managing Director roles had the slowest hiring process (on average 180 days).
- Common stages of the interview process at William Blair according to 227 Glassdoor interviews include:
Phone interview: 27%
One on one interview: 26%
Skills test: 10%
Group panel interview: 8%
Personality test: 8%
Presentation: 7%
IQ intelligence test: 5%
Background check: 5%
Drug test: 3%
Other: 2%
Here are the most commonly searched roles for interview reports -
- Investment Banking Analyst(63) ;
- Analyst(49) ;
- Associate(22) ;
- Equity Research Associate(20) ;
- Administrative Assistant(10) ;
- Intern(10) ;
- Investment Banking Summer Analyst(10) ;
- Investment Banking Associate(9) ;
- PWM Intern(7) ;
- Private Wealth Management(7) ;
- Private Wealth Management Intern(7) ;
- Vice President(6) ;
- Client Relationship Associate(5) ;
- Summer Analyst(5) ;
- Executive Assistant(4) .