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
2.0
Oct 26, 2025

Join if you want to pass time

Recommend
CEO approval
Business Outlook

Pros

Best work life balance i have ever worked

Cons

Can let go anyone at any time and totally at the discretion of the manager, no yearly hikes

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T-Systems Response
8mo
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
3.0
Oct 23, 2025

Work environmental

Recommend
CEO approval
Business Outlook

Pros

Very good work environment, managers are supportive

Cons

Less project they have but good working environment

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T-Systems Response
8mo
Hello, Thank you for your feedback! We greatly value your input, as it helps us reflect on our processes and continuously grow as an employer. If you'd like to share more details about your experience, we’d be happy to hear from you. You can reach us at: support_career@telekom.de Thanks again for your openness. Kind regards, Your Telekom Career Team
3.0
Oct 20, 2025

Satisfactory

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Sufficient employee benefits Open communication

Cons

Could use more employee diversity

avatar
T-Systems Response
8mo
Hello, Thank you for your feedback! We greatly value your input, as it helps us reflect on our processes and continuously grow as an employer. If you'd like to share more details about your experience, we’d be happy to hear from you. You can reach us at: support_career@telekom.de Thanks again for your openness. Kind regards, Your Telekom Career Team
Viewing 76 - 78 of 2,260 Reviews

Glassdoor has 4,325 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.