IBM Software Developer Engineer interview questions
based on 1.8K ratings - Updated Jun 29, 2026
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How others got an interview
48%
Applied online
Applied online
29%
Campus Recruiting
Campus Recruiting
8%
Employee Referral
Employee Referral
7%
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Recruiter
3%
In Person
In Person
2%
Other
Other
2%
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IBM interviews FAQs
Software Developer Engineer applicants have rated the interview process at IBM with 2.4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 68.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer Engineer roles take an average of 30 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at IBM overall takes an average of 25 days.
Common stages of the interview process at IBM as a Software Developer Engineer according to 5 Glassdoor interviews include:
Phone interview: 50%
Skills test: 25%
One on one interview: 25%
Here are the most commonly searched roles for interview reports -
Virtual round. Consisted of coding related questions, reasoning and questions based on resume. Knowledge on Java and dsa were asked. Difference between classes and objects, application of stacks, oop concepts
I applied in-person. The process took 3 weeks. I interviewed at IBM (Kraków) in Oct 2025
Interview
Intern job: Coding task first, HR screening, then interview on site. For backend: What is Python GIL, multithreading in python, keyword 'with', java exceptions type, java abstract class vs interface, what is usage of exceptions, git, sql, sql libs in python
I applied through other source. The process took 2 weeks. I interviewed at IBM (New York, NY) in Sep 2025
Interview
Coding interview with 2 questions. I never heard back after taking it. Overall the coding wasn't that bad if you know basic programming and have done some leetcode for practice
Interview questions [1]
Question 1
Find the 4th least significant bit in a decimal number