T-Systems reviews

3.7

74% would recommend to a friend

(2,261 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 2,261 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
4.0
Jun 20, 2025

Decent work life balance - slow growth

Recommend
CEO approval
Business Outlook

Pros

Good work life balance Employee friendly policy Hybrid work is a massive pro timely payment overall supportive culture

Cons

Slow growth less hike nearly no onsite opportunities lack of clear growth path

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T-Systems Response
1y
Hello, Thank you for your feedback! We truly appreciate your input, as it helps us continuously improve and further develop as an employer. We’d love to hear more about your experiences so we can work on specific improvements. Feel free to contact us at: support_career@telekom.de Thank you for your openness and your engagement! Best regards, Your Telekom Career Team
1.0
Jun 20, 2025

worst

Recommend
CEO approval
Business Outlook

Pros

You can't trust the T-Systems management. The employees engage in politics, discriminate based on religion, and unfairly target minorities

Cons

The shift timings at T-Systems are good, but the management is the worst.

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T-Systems Response
1y
Hi, Thank you for your feedback. We’re sorry to hear that your experience with T-Systems has been both positive and negative. Feedback like yours is essential in helping us identify areas where we can improve and create a better work environment. feel free to email us at support_career@telekom.de We appreciate having you on the team! Kind regards, Your Telekom Career Team
2.0
Jun 18, 2025

Stable company

Recommend
CEO approval
Business Outlook

Pros

Work life balance at T-Systems

Cons

Fewer opportunities to grow at

avatar
T-Systems Response
1y
Hi, Thank you for your feedback. We’re sorry to hear that your experience with T-Systems has been both positive and negative. Feedback like yours is essential in helping us identify areas where we can improve and create a better work environment. feel free to email us at support_career@telekom.de We appreciate having you on the team! Kind regards, Your Telekom Career Team
Viewing 139 - 141 of 2,261 Reviews

Glassdoor has 4,328 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.