Full-stack Developer (m/f/d)

T-Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.

You will shape and operate around 64 critical tools used across B2B and wholesale customer connection processes, geo-based network offer planning, calculation and order prozesses. Your work directly impacts how fast and reliably we connect customers to the digital world.

Other tasks include the creation of individual tests, which are then kept up to date.We offer a diverse technical environment ranging from the remaining assistants to container-based workflow systems and virtual machines - ideal for engineers who enjoy modern tooling while shaping the next generation of our platform.

Responsibilities and Duties

• AMY (NOR-Pass existing)
• Mercury (NOR-Pass existing)
• Activity description and concrete tasks:
• As we retire more and more of our legacy front-end assistants (FEA), our landscape is shifting toward a streamlined set of modern workflow and service components.
• Design and implement features, enhance existing services, update components such as the geo-server and Mercury plugins, create automated tests, and contribute reusable modules for our global engineering ecosystem.

Must-have requirements

• Proven experience with Java
• Strong knowledge of JavaScript and TypeScript, including Node.js
• Experience with Vue.js, Nuxt, and CSS / SCSS
• Solid understanding of Linux and CaaS environments
• Experience with PostgreSQL is a plus
• High reliability and strong quality mindset
• Self-driven, proactive work style with clear communication
• Strong team collaboration skills
• Experience with testing tools such as Selenium, Gherkin, PyTest, Playwright, or Supertest / Jest is a plus

Work environment & flexibility

• International, dynamic and collaborative environment
• T-Social: social initiatives (sports, community, health, ...)
• Hybrid work model (remote/on-site)
• Flexible working hours

Wellbeing & time off

• 26+ working days of vacation per year
• Free access to specialist services (medical, legal, wellness)
• 100% salary coverage during medical leave

Compensation & benefit

• Flexible compensation plan (health insurance, meal vouchers, childcare, transport)
• Telemedicine Life and accident insurance Social fund

Growth & development

• Customized training: access to Coursera to learn whatever you want, whenever you want
• Weekly language classes (English, Spanish & German)
• International Mentoring Sessions & Experience Days

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! Please send CV in English. Join our team!

T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.