T-Systems reviews

3.7

74% would recommend to a friend

(2,260 total reviews)
avatar

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
Jan 11, 2026

cool

Recommend
CEO approval
Business Outlook

Pros

Colleagues Care Community Office / remote Salary

Cons

1 2 3 4 5

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T-Systems Response
5mo
Thank you for your feedback — we’re glad you appreciate your colleagues, the supportive environment, community, flexible work options, and salary. 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
5.0
Apr 2, 2025
Recommend
CEO approval
Business Outlook

Pros

New technologies, great DevOps, stability, established strategy for grow plans

Cons

Nothing comes to mind, simply great place to work

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T-Systems Response
1y
Hello, Thank you for your positive review! We truly appreciate your feedback and are delighted to hear that you had a great experience with T-Systems. Our team is committed to delivering innovative solutions and excellent service, and it’s wonderful to see that reflected in your experience. If there’s anything else we can do for you, please don’t hesitate to reach out. We look forward to continuing our successful collaboration! Feel free to contact us at this email: support_career@telekom.de Best regards, Your Telekom Career Team
5.0
Oct 17, 2024
Recommend
CEO approval
Business Outlook

Pros

Work-life balance Salary Office Culture

Cons

Speed Competence Germany Market Focused Mainly German Management

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T-Systems Response
1y
Hello, Thank you for your thoughtful feedback. We’re pleased to hear that your experience with T-Systems has been mostly positive. Feedback like yours helps us continuously improve and ensure that we maintain a supportive and rewarding work environment. If you’d like to share more insights, don’t hesitate to contact us at support_career@telekom.de Best regards, Your Telekom Career Team
Viewing 1 - 3 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.