Software Engineer
T-SystemsIberia
Posted: April 14, 2026
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Required Skills
Job Description
At T-Systems, you will find groundbreaking projects that contribute to social and ecological well-being. We want to welcome new talents like you, who bring fresh ideas, different points of view, who accept challenges and continuous learning, to grow and impact society… All this, in a fun way!
It doesn't matter when or where you work. It's about doing work that matters to move society forward. For this reason, we will do everything possible to ensure that you have every opportunity to develop by offering you a support network, excellent technology, a new work environment and the freedom to work independently. We support you to constantly grow both personally and professionally, so that you can leave a notable mark on society.
T-Systems is a team of around 28,000 people employed around the world, making us one of the world's leading providers of integrated end-to-end solutions. We develop hybrid cloud and artificial intelligence solutions and drive the digital transformation of companies, industry, the public sector and, ultimately, society as a whole.
Network & Services International (NWI) develops, plans, builds and operates the international network infrastructure of Deutsche Telekom AG and produces intercarrier and wholesale services for the sales units W-IC, B2B and IoT. The unit Digitalization & Strategy empowers NWI in its ambition to obtain a digital production.
As a Software Engineer are responsible for the continuous development of software. You will work together with highly acclaimed IT professionals and business stakeholders located around the globe. You will prototype, implement and test software; additionally, you will review other developers’ work, guide them and support IT architects to design the proper solutions.
We are looking for a self-sufficient Software Engineer who can advance the entire team’s maturity. Involvement in operations is expected. Your first assignment will be about introducing new features, operating, maintaining and optimizing a recently launched internal system for our global service delivery.
The general responsibilities of this position are:
• Developing/improving software for highly complex products and services considering holistic implications such as reusability, sustainability and efficiency
• Collaborating closely with requesters (e.g., product owners) in analyzing and implementing requirements
• Introducing, preparing, implementing and documenting software solution designs (Java, Python)
• Defining standards for system tests/test automation
• Installing and configuring software for complex products and services
• Carrying out performance analyses and tunings
• Conducting and supporting team members from fault analysis through to fault clearance
• Increasing the teams’ and the system’s maturity, e. g. peer reviews, advice for other development staff
• Introducing/supporting the automation of deployments in all environments
• Collaborating closely with other teams in an international environment
Must-have
• University degree preferably in computer sciences or related field or several years of experience in software engineering
• Sound knowledge in modern IT stacks (CI/CD, cloud native, on and of premises infrastructure etc.)
• Profound knowledge in software design, automation and cloudification
• Proven track record of hands-on involvement in software development projects involving modern frameworks in Java and one other high-level programming language, especially in the backend and database area
• Working proficient English (at least B2 level)
• Strong analytical skill to identify and apply interim and permanent solutions
• Ability to develop and communicate software designs which align business objectives with emerging technologies
• Intercultural competence and effective communicator
Nice-to-have
• German
• Front-End development expertise
• Experience with AI integrations
• Experience with agile types of cooperation and DevOps culture and technology
• Experience with modern collaboration tools (Microsoft 365, Atlassian products)
• Experience with TMF
We are always on the lookout for new technologies, here are some that are in use:
• •High-level programming languages: Java (SpringBoot, Maven), JavaScript, Python (Django), (optional: Ruby, C++, Go/GoLang, Rust)
• Databases: postgres, SQL
• Infrastructure/IT stack:
• Mandatory: one of AWS, Google Cloud, Azure, K8s, Docker Linux
• Optional: vmware, terraform, Ansible, Claris Filemaker, Windows
• CI/CD: Git, Jenkins (optional: ArgoCD, helm)
• Other: Camunda, CSS, HTML, Kibana, Playwright, RESTful APIs
What do we offer you?
• International, positive, dynamic and motivated work environment.
• Hybrid work model (teleworking/on-site).
• Flexible schedule.
• Continuous training: Preparation for certifications, access to Coursera, weekly English and German classes...
• Flexible compensation plan: health insurance, meal vouchers, childcare, transport assistance...
• Life and accident insurance.
• More than 26 working days of vacation per year.
• Social fund.
• Free service for specialists (doctors, physiotherapists, nutritionists, psychologists, lawyers...)
• 100% of salary in case of sick leave.
And many more advantages of being part of T-Systems!
If you are looking for a new challenge, do not hesitate to send us your CV. Join our team!
T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.