ISG Ltd interview questions
Updated 28 Apr 2026Difficulty
Average
Experience
Very positive
How others got an interview
- 13%RecruiterRecruiter
- 10%Recruitment agencyRecruitment agency
- 8%In personIn person
- 4%OtherOther
- 4%Campus recruitingCampus recruiting
- 2%Employee referralEmployee referral
Interview search
66 interviews
ISG Ltd interviews FAQs
- Glassdoor users rated their interview experience at ISG Ltd as 68.8% positive with a difficulty rating score of 2.96 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Commercial Manager and Change Manager rated their interviews as the hardest, whereas interviews for Graduate Trainee and HSQE Manager roles were rated as the easiest.
- The hiring process at ISG Ltd takes an average of 30 days when considering 48 user submitted interviews across all job titles. Candidates applying for Senior Project Manager had the quickest hiring process (on average 1 day), whereas Commercial Manager roles had the slowest hiring process (on average 120 days).
- Common stages of the interview process at ISG Ltd according to 48 Glassdoor interviews include:
Phone interview: 21%
One on one interview: 20%
Skills test: 13%
Group panel interview: 13%
Presentation: 10%
Background check: 6%
IQ intelligence test: 5%
Personality test: 4%
Other: 4%
Drug test: 3%
Here are the most commonly searched roles for interview reports -
- Anonymous(39) ;
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- Quantity Surveyor(17) ;
- Anyonymous Employee(16) ;
- Senior Design Manager(16) ;
- Document Controller(12) ;
- Senior Construction Manager(12) ;
- Technical Services Manager(12) ;
- Design Manager(11) ;
- Project Director(10) ;
- Site Manager(10) ;
- Employee(9) ;
- Planner(9) .
