> Markdown version of [/jobs/ext/2515049-full-stack-developer-java](https://www.wearedevelopers.com/jobs/ext/2515049-full-stack-developer-java). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Full Stack Developer Java

- **Company:** Deutsche Telekom Group
- **Location:** València, Spain
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Confluence, JIRA, Automation of Tests, Code Review, Python (Programming Language), PostgreSQL, Gitlab, Kotlin, AngularJS, Kubernetes, Legacy Systems
- **Published:** August 31, 2026
- **Apply:** https://www.jobleads.com/es/job/e3c521a961cfba5fa7729ac445862bbdb

## About the Role

Contribute to the product architecture to ensure seamless development of new product features. Take the technical ownership for product components and enhance and maintain these. Design and develop new features. Automated tests, code reviews and documentation ensure high quality of your software artefacts. Integrate your software with partner systems, often requiring from you to learn new technologies. Ensure that the product is always compliant to security requirements and uses state-of-the-art technologies. Work in an agile and team context. Python, Angular, Kotlin,Java, Postgres. GitLab, JIRA, Confluence, Kubernetes.

## Description

Job Description Main driver for this service is reach a consistent state of documentation, where we will have sufficiently mapped all devices within approx. 8.000 central offices ( Betriebsstelle ). With this mapping we shall achieve much improved cost efficiency within our energy and space management. This will directly benefit the central overview about technical equipment rack-slots including documentation of technology and energy supplies. This is a critical pillar for an overall energy management strategy and therefore contributing to the corporate objectives for Carbondioxide emission reduction. It is the main enabler for: Transparent Space Utilization, Energy Consumption and Energy planning. Manage the technical places. Localization of undocumented legacy systems. Python, Angular, Kotlin/Java, Postgres. GitLab, JIRA, Confluence, Tardis. Activity description and concrete tasks: Collaborate with the product owner and the cross-functional team to execute engineering challenges.


## Related Videos

- [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company)
- [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse)
- [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more)
- [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray)
- [Are Code Reviews Worth It? Insights from 16 Years of Review Data](https://www.wearedevelopers.com/videos/1135-are-code-reviews-worth-it-insights-from-16-years-of-review-data)
- [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security)

## Related Articles

- [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023)
- [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [How to Find Tech Jobs in Berlin](https://www.wearedevelopers.com/magazine/291-how-to-find-tech-jobs-in-berlin)