Get tailored insights about working at Twenty First Group in one quick step.
Twenty First Group interview questions
based on 2 ratings - Updated Feb 18, 2026
Averageinterview difficulty
Very positiveinterview experience
How others got an interview
100%
Staffing Agency
Staffing Agency
Interview search
2 interviews
Twenty First Group interviews FAQs
Glassdoor users rated their interview experience at Twenty First Group as 100% positive with a difficulty rating score of 2.5 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Software Engineer and rated their interviews as the hardest, whereas interviews for Software Engineer and roles were rated as the easiest.
The hiring process at Twenty First Group takes an average of 7 days when considering 2 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 Software Engineer had the quickest hiring process (on average 7 days), whereas Software Engineer roles had the slowest hiring process (on average 7 days).
Questions about what I worked with and stuff I implemented. Some basic Java/Spring questions. The focus was more on my experience rather then memorized data. Code challenge at the end - I could explain or use informal language.
I applied through a staffing agency. The process took 1 week. I interviewed at Twenty First Group (Cluj-Napoca) in Dec 2020
Interview
The Interview Process went smoothly. A quick overview of my work experience followed by short descriptions of the project I worked on. Tech questions about the solutions I provided for my projects were asked during this phase. In the end, one algorithmic kind of problem was required to be solved.