T-Systems reviews

3.7

74% would recommend to a friend

(2,260 total reviews)
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Dr. Ferri Abolhassan

72% approve of CEO

59% positive business outlook

T-Systems has an employee rating of 3.7 out of 5 stars, based on 2,260 company reviews on Glassdoor which indicates that most employees have a good working experience there. The T-Systems employee rating is in line with the average (within 1 standard deviation) for employers within the Tecnologías de la información industry (3.9 stars).

Reviews by job title

2K reviews
5.0
Mar 31, 2026
Recommend
CEO approval
Business Outlook

Pros

Organisation has Good Work Life Balance

Cons

Nothing Bad to say about this organisation

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T-Systems Response
2mo
Hello, Thank you very much for your positive feedback! We are delighted to hear that you are happy with us as an employer. Your kind words motivate us to continue creating a supportive and inspiring work environment. We would love to welcome more talented individuals to our team, so we truly appreciate any recommendations! support_career@telekom.de Best regards, Your Telekom Career Team
4.0
Mar 30, 2026

Company review

Recommend
CEO approval
Business Outlook

Pros

Good learning new technologies. Work life balance is good

Cons

Hike is not very great.

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T-Systems Response
2mo
Hello, Thank you very much for your positive feedback! We are delighted to hear that you are happy with us as an employer. Your kind words motivate us to continue creating a supportive and inspiring work environment. We would love to welcome more talented individuals to our team, so we truly appreciate any recommendations! support_career@telekom.de Best regards, Your Telekom Career Team
4.0
Mar 29, 2026
Recommend
CEO approval
Business Outlook

Pros

1) Technical work. 2) Lots of new projects and opportunities to work on scratch projects or small POC's. 3) Good Company for hustlers.

Cons

1) Higher Management feels unstable sometimes.

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T-Systems Response
2mo
Hi, We appreciate you taking the time to share your thoughts. While we’re glad to hear about the positive aspects of your experience at T-Systems, we’re also sorry that not everything has met your expectations. Your feedback is important to us as we continuously strive to improve. If you’d like to discuss your experience further, please don’t hesitate to email us at support_career@telekom.de. Thank you for being part of our team! Best regards, Your Telekom Career Team
Viewing 31 - 33 of 2,260 Reviews

Glassdoor has 4,324 T-Systems reviews submitted anonymously by T-Systems employees. Read employee reviews and ratings on Glassdoor to decide if T-Systems is right for you.