Senior Fullstack Developer (Java / Agile / Cloud)

Our client, a major player in the banking sector, is looking for a Senior Fullstack Developer to join Agile teams responsible for building and evolving critical digital solutions.

You will be part of a cross-functional squad in charge of designing, developing, and maintaining high-impact applications, particularly in environments related to digital channels, transactional systems, and backend banking platforms.

Responsibilities :

As a Senior Developer, you will be involved in the full application lifecycle:

• Design, develop, and maintain robust, scalable, and high-performance applications (frontend & backend)
• Translate business requirements into high-quality technical solutions
• Actively contribute to technical decisions and challenge architectural choices
• Ensure code quality (clean code, best practices, code reviews, refactoring)
• Develop and maintain APIs and integrations with internal and external systems
• Contribute to automated testing (TDD / BDD, unit and integration testing)
• Participate in the setup and continuous improvement of CI/CD pipelines
• Identify, analyze, and fix bugs and performance issues
• Ensure application resilience, security, and stability in production
• Collaborate closely with business stakeholders, Product Owners, architects, and infrastructure teams
• Contribute to continuous improvement of engineering practices and Agile processes

You will also play a key role in team dynamics by:

• sharing knowledge
• supporting and mentoring less experienced developers
• helping raise the overall technical level of the team

Technical Environment :

• Backend: Java, Spring Boot
• Frontend: React, JavaScript / TypeScript
• Testing: JUnit, Jest, TDD / BDD, Gherkin
• DevOps: CI/CD, Git, automated pipelines
• Architecture: microservices, APIs, distributed systems
• Others: system integration, API management, application security

Profile :

• Minimum 5 to 8 years of experience in software development (more for senior profiles)
• Strong expertise in Java / Spring Boot and modern architectures
• Experience in fullstack development (React or equivalent frontend framework)
• Solid understanding of development principles:
• Clean Code
• SOLID principles
• Design Patterns
• Object-Oriented Programming (OOP)
• Hands-on experience with Agile / Scrum methodologies
• Good understanding of architectural challenges (performance, scalability, security, resilience)
• Experience with API and system integration
• Ability to work in complex, high-volume environments

Languages :

• Professional English required
• French and/or Dutch is a plus

Working Setup :

• Agile environment (Scrum)
• Hybrid working model: 50% on-site / 50% remote