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
3.0
May 11, 2026
Recommend
CEO approval
Business Outlook

Pros

Good company for experience candidate

Cons

Not good for fresher candidate

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T-Systems Response
3w
Hello, Thank you for taking the time to share your feedback. We're glad to hear that you consider T-Systems a good place for experienced professionals. We also appreciate your comments regarding opportunities for early-career talent. Feedback like yours helps us continue improving development and support programs for employees at all career stages. If you would like to share any additional thoughts, please feel free to contact us at support_career@telekom.de. Best regards, Your Telekom Career Team
4.0
May 5, 2026
Recommend
CEO approval
Business Outlook

Pros

Good work-life balance – Many employees highlight balanced workload and flexible work culture. Supportive environment & learning – Teams and management are generally helpful, with decent learning opportunities and collaboration.

Cons

Lower salary hikes / compensation growth – Pay increments and overall compensation are often below market expectations. Limited growth / legacy projects – Some roles involve older tech stacks and slower career progression.

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T-Systems Response
3w
Hello, Thank you for taking the time to share your feedback. We're glad to hear that you appreciate the work-life balance, supportive environment, and learning opportunities at T-Systems. We also value your comments regarding compensation, career development, and project opportunities. Feedback like yours helps us identify areas where we can continue to improve the employee experience. If you would like to share any additional thoughts, please feel free to contact us at support_career@telekom.de. Best regards, Your Telekom Career Team
5.0
May 4, 2026
Recommend
CEO approval
Business Outlook

Pros

Good work-life balance Learning opportunities (team dependent)

Cons

Office politics Low salary & poor hikes

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T-Systems Response
3w
Hello, Thank you for taking the time to share your feedback. We're glad to hear that you appreciate the work-life balance and learning opportunities at T-Systems. We also value your comments regarding workplace culture and compensation. Feedback like yours helps us better understand employee experiences and identify areas for improvement. If you would like to share any additional thoughts, please feel free to contact us at support_career@telekom.de. Best regards, Your Telekom Career Team
Viewing 19 - 21 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.