Java software developer Jobs in Köln

We are TecAlliance — founded by more than 30 automotive aftermarket companies as a neutral Data‑as‑a‑Service market connector, serving as the neutral data terrain that interconnects them. With over 1,000 employees worldwide and customers in 140 countries, we enable the market — we never compete with it.

You will join the Process Solutions Department as part of a dedicated team currently consisting of three developers responsible for the design, development, and operation of our central master data platform, CIM (Company Identity Management). The team plays a crucial role in ensuring the quality, consistency, and availability of business-critical master data while collaborating closely with stakeholders across the organization to support global business processes.

As a Software Developer, you will design, develop, test, maintain and operate high-quality software solutions that support our global business. Working closely with Product Owners, and cross-functional teams worldwide, you will deliver scalable, secure, and maintainable applications while contributing to reliable team delivery, continuous improvement, and the success of our products and services.

The position can be performed on full-time basis, with a workload of 40 hours per week.

Key Responsibilities

• Solution Design & Development
  Design and create the CIM application together with the Product Owner, Architect and team

• Cloud-Native Backend Engineering
  Develop APIs in the AWS cloud, business logic with GO, and database queries for Neo4j with Cypher in an agile environment

• Infrastructure as Code & Deployment Automation
  Building and maintaining Terraform and serverless framework deliverables to deploy resources in AWS

• AI-Driven Software Delivery
  Steer our agentic software development life cycle

• Quality, Maintainability & Best Practices
  Ensure your deliveries are tested, reviewed, documented and maintainable

Your Profile:

• Degree in Computer Science, Information Technology, Software Engineering, or a comparable qualification

• 2-5 years of experience in software development, ideally in Agile/Scrum environments

• Experience with agentic software development, ideally with Kiro by AWS

• Backend development expertise and API design skills; experience with Go is beneficial but not required

• Interest in working with graph databases; knowledge of Neo4j and Cypher is a plus and can be developed on the job

• Hands-on experience with AWS, Terraform, and Serverless Framework

• Good understanding of REST APIs, SOLID principles, cloud-native architectures, and secure coding practices

• Strong English communication skills for international collaboration

We kindly ask you to send in an English CV only. Thank you.

Benefits

We offer a wide range of benefits. As our positions are advertised in various locations the benefits may vary. Therefore, below you will only find those that apply to all locations—for details, please speak to the recruiter, who will be happy to answer your questions.

Contracts, Salary, and non-monetary benefits

💯 Remote work: we work 80-100% remotely; however, we have regular on-site team events.

🚀 Structured Onboarding: you receive an individual onboarding plan, have multiple onboarding days in the beginning, and a wealth of e-learning, training, and documentation besides your team at your disposal.

👩💻 Set-up: for this we will provide you with a tailored tech set-up (Dell devices, the standard remote package includes a notebook, 2monitors, headset, mobile phone, mouse + keyboard, docking station).

⚖️ Balance job & life: Flexible working hours: you decide where and when you work.

Culture

❤️🔥 Kununu Top Company since 2022: we're proud to state that our score currently sits at 4,2/5 score with an 85%+ recommendation rate.

🧬 We value ownership, cooperation, entrepreneurial thinking & and self-reflection in order to communicate effectively as ONE team.

🎟️ Team culture is Key! We have fun at work and beyond: There is always something to celebrate and regular team events.

🦄 Come as you are - do you prefer T-shirts over a shirt? Great.

✨ Your contribution matters: shape our value-driven culture and agile transformation together with your colleagues – we're curious, want to go one step further, build further trust together, and join forces to tackle our challenges as a team.

* Please note

- that TecAlliance can only consider candidates for employment who are legally authorized to work in a country listed in the job posting, where we have an established legal entity and payroll system. Unfortunately, we are currently unable to hire candidates who require relocation, visa support, or are located outside of that country. Of course you can apply, if you hold a work permit and are willing to / or already moved to the country. Thank you for your understanding.

- that it is not possible to work outside of the country you are applying for. Meaning that, if you apply e.g. for Spain, you must work from within Spain. It is not possible to work from abroad. You can work at any location within the borders of the listed country, unless the job posting specifies a certain City.

Please only apply with your CV (in English only) via the system. Applications outside of our applicant tracking system cannot be considered due to GDPR.