Software Engineer applicants have rated the interview process at SLB 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 73.9% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Engineer roles take an average of 11 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at SLB overall takes an average of 31 days.
Common stages of the interview process at SLB as a Software Engineer according to 5 Glassdoor interviews include:
Phone interview: 24%
Group panel interview: 18%
IQ intelligence test: 12%
Presentation: 12%
Background check: 12%
Skills test: 12%
Drug test: 6%
One on one interview: 6%
Here are the most commonly searched roles for interview reports -
I applied through university. I interviewed at SLB (Coimbatore) in Feb 2023
Interview
5 round Assessment Telecommunication Technical interview Hr round Managing skills round Each and every round is casual and interesting. I attended my technical round for 55 min it was my best experience
I applied through a recruiter. I interviewed at SLB
Interview
There was a phone screen with the hiring manager that was mostly behavioral. The next round was an on site with 4 people (all engineers) and a group interview to end the day.
Interview questions [1]
Question 1
They asked to write an algorithm to detect a palindrome.
I applied online. The process took 1 week. I interviewed at SLB (Urbana, IL) in Oct 2025
Interview
Leetcode problems within 45 mins.
I have done 2. The first one is easy.
The second one is middle, using the graph and DFS.
Also need to provide every solution's time and space complexity
I applied online. I interviewed at SLB in Oct 2025
Interview
I applied online; the interview was conducted by Karat Studio, which was a third party conducting technical interviews for SLB. The interviewer was quite friendly and explained the process pretty well.
Interview questions [2]
Question 1
Asked three complexity and data structure application questions,
Graph-based LeetCode-style question, another follow-up with slightly higher difficulty. Be prepared to define classes/methods and run your own test cases.