S21sec Reviews

4.0

93% would recommend to a friend

(25 total reviews)

Pablo Echevarría

90% approve of CEO

55% positive business outlook

S21sec has an employee rating of 4.0 out of 5 stars, based on 25 company reviews on Glassdoor which indicates that most employees have a good working experience there. The S21sec employee rating is in line with the average (within 1 standard deviation) for employers within the Information Technology industry (3.9 stars).

Reviews by job title

25 reviews
4.0
11 May 2025

Good pay

Recommend
CEO approval
Business outlook

Pros

Good working environment, good colleagues and in general a very pleasant atmosphere.

Cons

Few interesting customers in spain in terms of technology stack and few growth opportunities.

3.0
6 Jan 2025
Recommend
CEO approval
Business outlook

Pros

- Great for starting career - Good work environment - Some senior level management are modern and dynamic

Cons

- Only some senior level management are modern and dynamic - Fall behind in procedures - Unable to automize - Interest in only numbers making it fall behind in quality

Viewing 1 - 3 of 25 Reviews

Glassdoor has 101 S21sec reviews submitted anonymously by S21sec employees. Read employee reviews and ratings on Glassdoor to decide if S21sec is right for you.