T-Systems Senior Software Developer reviews

4.0

88% would recommend to a friend

(45 total reviews)
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Dr. Ferri Abolhassan

82% approve of CEO

77% positive business outlook

Senior Software Developer employees have rated T-Systems with 4.0 out of 5 stars, based on 45 company reviews on Glassdoor. This indicates that most Senior Software Developer professionals have a good working experience there. T-Systems is rated in line with the average (within 1 standard deviation) by Senior Software Developer professionals compared to other employers within the Tecnologías de la información industry (3.9 stars).

Reviews by job title

45 reviews
4.0
Oct 20, 2025

Good company to work

Recommend
CEO approval
Business Outlook

Pros

While joining they will match any offer that you currently holding They have fixed salary structure. No variable

Cons

Less hike percentage. Even if you get exceeded expectations rating the hike would be 5% Less leaves

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T-Systems Response
8mo
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! Feel free to contact us at this email: support_career@telekom.de Best regards, Your Telekom Career Team
3.0
Sep 4, 2025
Recommend
CEO approval
Business Outlook

Pros

. Work culture . Good starting packages . Works on cutting-edge technologies . Provides Hybrid culture

Cons

very minimal hike cycle and same for promotion cycle.

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T-Systems Response
10mo
Hi, Thank you for your feedback. We’re sorry to hear that your experience with T-Systems has been 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
4.0
Jul 15, 2025
Recommend
CEO approval
Business Outlook

Pros

Supportive team culture and collaborative colleagues Exposure to large-scale international projects Good work-life balance with flexible hours in many teams Stable company with strong brand in Europe

Cons

Slow decision-making processes due to bureaucracy Salary increments and promotions can be infrequent Outdated tools and technologies in some projects

Viewing 4 - 6 of 45 Reviews

Glassdoor has 4,330 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.