React Native Developer

NN Group · Brussels – Fonsnylaan

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What does your job as a React Native Developer look like?

As a React Native Developer, you will join one of the scrum teams in the Multichannel domain. The domain designs, builds and runs digital application chains, including API integration, APIs, web applications and mobile solutions.

You will take a leading role in mobile development and help shape robust, secure and maintainable solutions for our digital channels.

You will combine hands-on development with technical leadership. You will advise colleagues and the Domain IT Lead, translate business needs into pragmatic technical choices, and work closely with stakeholders, analysts, designers, backend developers, testers and platform engineers.

Your key responsibilities:

• Design, develop, test and maintain high-quality cross-platform mobile applications using React Native and TypeScript
• Provide technical leadership on mobile architecture, application structure, reusable components, integration patterns and engineering standards
• Assess requirements, identify technical risks and propose sustainable solutions that balance user value, delivery speed, security and maintainability
• Collaborate with backend developers on REST API contracts, authentication, error handling, performance and end-to-end troubleshooting
• Work with Web Components and contribute to consistent, reusable user-interface patterns across mobile and web channels
• Build and improve GitLab CI/CD pipelines for automated build, test, quality validation and deployment processes
• Support mobile release management for iOS and Android, including development and build activities in a macOS environment

This is how you fit perfectly into our team

• At least 5 years of professional experience in mobile application development, including substantial hands-on experience with React Native
• Strong knowledge of React Native, JavaScript and TypeScript, including component design, state management, navigation, performance optimization and native integrations
• Practical experience with iOS and Android development lifecycles and confidence working in a macOS development environment
• Experience with Web Components and a good understanding of modern frontend architecture.
• Strong experience integrating REST APIs and sufficient backend understanding to anticipate and discuss API, security, data and performance challenges
• A strong DevOps mindset, with a focus on automation, reliable delivery, maintainability and efficient operations
• Experience with automated testing, code quality practices, debugging, monitoring and secure software development
• A bachelor degree in IT, computer science or a related field, or equivalent professional experience
• Good command of spoken and written English, combined with good French or Dutch

Nice to have

• Experience with native iOS technologies such as Swift or Objective-C, or native Android technologies such as Kotlin or Java
• Experience publishing and maintaining applications through Apple App Store and Google Play processes
• Knowledge of accessibility, mobile analytics, secure storage, push notifications, deep linking or offline-first design
• Knowledge of cloud platforms and supporting services, particularly Microsoft Azure

Who are we looking for?

NN is looking for people who give their best, come up with fresh ideas and are willing to take the initiative. People who can live by our values: care, clear and commit. We believe in an open and inclusive culture, where everyone feels welcome, valued and respected. So be yourself above all!

What you get with NN

Your attractive salary package is supplemented by some attractive fringe benefits such as:

• group and hospitalization insurance
• meal and eco-vouchers
• 20 holiday days and 12 days recovery time

To discover your talents, develop them further and build on your career, you will receive:

• a diverse range of training courses
• a comprehensive onboarding
• workshops, coaching & well-being services
• opportunities for internal mobility

At NN, we know how important it is to have a good work-life balance. That’s why we offer a flexible home working policy. To give your creativity an extra boost, you can, of course, always visit our new working environment in the bustling Brussels, easily accessible by public transport.

Do you see yourself working as a React Native Developer?

You are more than welcome!

Apply now and help shape the next generation of our digital mobile experiences.

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