Full Stack Developer

About the Opportunity

Job Type: Permanent

Application Deadline: 31 July 2026

Title Full Stack Developer Department Technology German Platform and Advisory Location Kronberg im Taunus, Germany Reports To Nikit Patel Level Software Engineer - 5

We share a commitment to making things better for clients and each other. We continually explore new technology and different ways of working to put our clients first. So bring your boldest ideas to our Software Development team and feel like you’re making progress.

About your team

Be part of a growing team which is heading towards a technical modernization programme and bring in own ideas and experience. In this role you will be part of an agile cross-functional team and implement functional enhancements for mission critical enterprise web applications in the transactional area which serves hundreds of thousands of customers.

About your role

You will have end2end responsibility and will cover the full software development life cycle and build scalable, performant, clean and maintainable solutions which adds value to FFBs business in the financial industry. Your key responsibilities are:

Design and development of new features in FFB End-Investor Applications

Proficient in modern React, Redux and CSS(front-end)

Implementation of microservices in Node.js running on serverless technology (back-end)

Participation in software architectural changes and refactoring initiatives

Small enhancements on existing software solutions (BAU)

Analysis of potential incidents and fixing of code defects

Close collaboration with other delivery teams, technical support teams and business stakeholders

Familiarity with modern Agile Practices.

About you

Eager to grow your knowledge and your career, you’ll fit right in. You’ll succeed because you:

Have at least 4 years of hands-on experience in full-stack software development in React and Node.js

Proficient in use of HTML, CSS3, JavaScript and TypeScript

Familiar with serverless technologies like AWS Lambda functions

Have a good understanding of Developer tooling and built tools like Vite, lerna and workspaces

Follow the test driven development approach and aim for high test coverage via Jest and Cypress

Have a good understanding of modularity or componentization as well as microservice architectures

Experience with large-scale Frontend migration projects is a strong advantage

Are able to identify and execute refactoring and improvement opportunities (refactor as you go approach)

Happy to work 3 days a week in the office.

Are comfortable to communicate effectively in English and German language

Feel rewarded

For starters, we’ll offer you a comprehensive benefits package. We’ll value your wellbeing and support your development. And we’ll be as flexible as we can about where and when you work – finding a balance that works for all of us. It’s all part of our commitment to making you feel motivated by the work you do and happy to be part of our team. For more about our work, our approach to dynamic working and how you could build your future here, visit careers.fidelityinternational.com.

For more about our work, our approach to dynamic working and how you could build your future here, visit careers.fidelityinternational.com.