Full Stack Developer (f/m/d) with OCIT Experience

Yunex Traffic – Uniting what’s next in traffic

Yunex Traffic is a global leader in intelligent traffic solutions headquartered in Germany. With around 3,500 employees, we develop, manufacture, implement, and operate innovative technologies that enable smart, safe, and sustainable mobility.

Our portfolio ranges from classical traffic infrastructure to tunnel and tolling systems, as well as software-, cloud- and AI-driven applications for the connected mobility of tomorrow.

How you will make an impact

You actively shape the digitalization of mobility by developing modern software solutions that make road traffic more efficient, safer, and more sustainable. In this role, you work on central systems with direct real-world impact on traffic infrastructures.

Your responsibilities

• Develop and enhance data-driven full‑stack software solutions for urban and interurban traffic and traffic management systems
• Design, implement, and operate scalable microservice architectures for safety-critical traffic applications
• Implement, integrate, and maintain OCIT interfaces (C and O) and additional traffic-related standards within existing system landscapes
• Integrate external systems and subsystems using standardized APIs and asynchronous communication mechanisms
• Analyze business and technical requirements in close collaboration with internal stakeholders and project partners
• Contribute to DevOps practices including automated deployments, monitoring, incident and problem management
• Take responsibility for the operation, maintenance, and further development of existing solutions as part of sustainable life‑cycle management
• Drive continuous improvement of development, operational, and quality processes within agile teams

Qualifications & Experience

• A degree in computer science, IT, engineering, or a comparable qualification
• Several years of experience with the implementation and operation of OCIT interfaces (C and/or O) or experience with Datex II
• Excellent Java skills are mandatory
• Experience with Python and JavaScript/TypeScript is beneficial
• Hands-on experience with microservices, Docker, and Kubernetes is required
• Experience with relational and NoSQL databases, data processing, and real-time data pipelines
• Knowledge of messaging and streaming technologies (e.g., Kafka, Flink or similar)
• Proficiency with CI/CD pipelines (e.g., GitLab CI, Nexus); Infrastructure as Code (e.g., Terraform) is an advantage
• Experience with at least one cloud provider (AWS preferred; Azure or GCP optional)
• Experience in quality assurance, automated testing, code reviews, and security best practices
• Good command of English; German skills are beneficial for customer interaction

What we offer

• An open and inclusive company culture where you can leverage your strengths
• Competitive remuneration according to the collective agreement of the metal and electrical industry
• 30 days of paid vacation
• Holiday bonus, Christmas bonus, and additional collective-agreement benefits
• Variable compensation
• Flexible working models with 2–3 days of mobile working per week
• Company pension scheme and subsidies for private retirement plans
• Childcare allowance
• €40 tax-free monthly benefit
• Extensive learning and development opportunities through the Yunex Traffic Academy and our online learning platform

How do I apply?

We can only accept online applications. Click the “Apply Now” button below to submit your application.

About Us:

We are a global leader in intelligent transport systems with more than 3,500 passionate employees who pioneer, develop, create, install and maintain innovative road traffic and mobility solutions all over the world.

We make our roads smarter, safer and greener. The work we do enables cities, highways authorities and infrastructure operators to create a new world of mobility and makes cities more livable for everyone.

Our solutions range from traffic lights, tolling solutions and tunnel management to software, AI applications and the intelligent networking of all road users.

Become a Traffic Transformer and help us to continue transforming towns and cities all over the world.

Our Commitment:

At Yunex Traffic, the uniqueness of our people is our strength. Our people are at the heart of what we do and every voice, perspective and contribution is valued. The future of mobility needs people who think down different tracks and we empower our people to transform cities all over the world. Join us and make a difference too.