T-Systems International GmbH
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A leading European IT services and consulting company, wholly-owned subsidiary of Deutsche Telekom AG. With ~26,000 employees across 26 countries and €4.0 billion in annual revenue, T-Systems drives digital transformation for multinational corporations and public sector institutions through end-to-end solutions spanning multi-cloud, SAP, cybersecurity, AI, and IoT — with deep industry expertise in automotive, healthcare, public sector, and transport.
For over 25 years, T-Systems has been harnessing innovative technologies to drive progress and foster digital optimism — delivering digitalization with consulting, cloud, AI, security, and connectivity, setting standards in efficiency, sovereignty, security, and reliability.
📍 Offices
Hahnstraße 43d, 60528 Frankfurt am Main, Germany (HQ)Munich, GermanyBerlin, GermanyBonn, GermanyDresden, GermanyBiere, Germany (Data Center)Vienna, AustriaPune, India (Global Delivery Center)Bengaluru, IndiaDowners Grove, IL, USABudapest, Hungary (Global Delivery Center)Barcelona, Spain (Global Delivery Center)Bratislava, Slovakia (Global Delivery Center)São Bernardo do Campo, BrazilSingaporeBeijing, China
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Part of: Deutsche Telekom AG(Wholly-owned subsidiary of Deutsche Telekom AG)About the Company
Wholly-owned subsidiary of Deutsche Telekom AG (public, XETRA: DTE)
Stage
€4.0 billion (FY2024)
Revenue
177,375
LinkedIn Followers
📍 HQ: Hahnstraße 43d, D-60528 Frankfurt am Main, Germany
📈 One of Europe's largest IT services providers; market leader in Germany for enterprise IT services, sovereign cloud, SAP services, and managed infrastructure
Legal: T-Systems International GmbH · Share Capital: €154,400,000
Reg: HRB 55933 (Amtsgericht Frankfurt am Main)
Managing Directors: Dr. Ferri Abolhassan (CEO, since January 2024), Christoph Ahrendt (CFO, since March 2016), Elke Anderl (CCO, since September 2024), Zsuzsanna Friedl (CHRO, since January 2024), Andreas Schlegel (CSTO, since September 2025)
💰 Funding & Investors
Key Investors
Deutsche Telekom AG (100% ownership)
🤝 Notable Clients
ShellMercedes-BenzVolkswagenBMWDHLDeutsche BahnSwiss Federal Railways (SBB)BPTUIAirbusE.ONPhilipsMAN SEBarmer
Glassdoor Rating
3.7 / 5.0(4,191 reviews)· 74% would recommend Tech Stack
JavaPythonJavaScriptTypeScriptPHPABAPNext.jsReactFastAPIMicrosoft AzureAWSGoogle CloudOpen Telekom CloudSAP S/4HANASAP BTPSAP Analytics CloudSAP SuccessFactorsKubernetesDockerAnsibleTerraformGitGitLabGitHub ActionsElasticsearchApache SparkHadoopTeradataDuckDBLinuxServiceNowNVIDIA AI ProcessorsLLM Hub APIs
🛠️ Engineering & Work Culture
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Engineering Culture
Innovation-driven cross-functional agile teams. Over 3,000 cloud architects and 4,000+ automotive experts globally. Modern DevOps toolchain (Git, GitLab, Docker, Kubernetes, Ansible). 2,500+ SAP-certified experts. Multiple GitHub organizations including T-Systems-MMS with 78+ public repositories. Culture motto: 'peoplemakeithappen'.
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Remote Work Policy
Flexible mobile and remote work with 'Meet & Connect hubs' in major cities; some roles require minimum ~6 hours/week in-office
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Methodology
Agile, Kanban, Git-based workflows with trust-based collaboration
🎯 Interview Process
Difficulty:Average (2.8/5 on Glassdoor)
Duration:~32 days average; HR screen → Technical interview → Behavioral round
💰 Compensation & Perks
Equity/Stock Options
🌈 Diversity & Inclusion
Diversity and inclusion as the foundation for innovation, creativity, and success. Key programs: Mom Hunting Program, Femtec Career-Building Program (100 STEM scholarships annually), Social Talent learning platform, IT Girls Initiative, Female Friday Series, Hyperscaler Women Community. Deutsche Telekom Group: 35.5% female employees.
Benefits
Generous company pension plan (Betriebliche Altersvorsorge)Deutsche Telekom Employee Share Purchase Program ('Buy 2 shares, get 1 free')Hybrid work with flexible hours and part-time optionsAnnual medical check-ups and Employee Assistance ProgramsSustainable mobility: company bike, electric company car, public transit supportCompany laptop and subsidized canteenEmployee device discounts (~every 6 months)Extensive training and professional development programsFamily-friendly arrangements and parental support
⭐ Employee Ratings
Environmental Awareness6.6 🏆 Awards
Great Place to Work® Certified — India (2026)Leading Employer Global — Top 1% worldwide (2026)Leading Employer Germany — Top 1% (2025)Frost & Sullivan Europe Enabling Technology Leadership Award — Automotive OTA (2024)Top Employer Germany — Top Employers Institute (2023)ServiceNow Sovereign Partner Cloud Provider — Germany (2026)
📊 Business Info
Key PartnershipsGoogle Cloud (Sovereign Cloud powered by Google Cloud)AWS (Managed services, sovereign cloud in DACH)Microsoft AzureSAP (S/4HANA migration, RISE with SAP premium supplier)NVIDIA (First European industrial AI cloud, 10,000 AI processors by 2026)ServiceNow (Sovereign Partner Cloud Provider in Germany)IBM (Quantum computing access)Broadcom (Pinnacle tier partner)Rimini Street (Enterprise software support)
Acquisitionsdebis Systemhaus (DaimlerChrysler IT subsidiary, 2000–2002) — founding mergergedas (Volkswagen Group IT subsidiary, 2005)GeoMobile (2023)
CompetitorsAccentureCapgeminiAtosDXC TechnologyNTT CommunicationsSopra SteriaHewlett Packard EnterpriseIBMFujitsuCognizantTech MahindraTata Consultancy ServicesTietoevry