Senior Cloud Native Development Engineer Finance Sector Leuven FreelanceCDI

Key Responsibilities

Design & Development

• Translate functional and technical specifications into highquality backend components.
• Develop microservices using Java Spring and Spring Boot.
• Implement API integrations containerized services and event-driven components.
• Build and maintain RESTful web services using JSON and HTTP.
• Maintain and update technical design documentation.

Testing & Quality Assurance

• Create and execute test cases.
• Perform selfreview and participate in peer code reviews.
• Conduct integration testing with interfacing systems.

Maintenance & Incident Handling

• Modify and optimize existing code for production.
• Investigate and resolve incidents and defects; drive them to closure.

Platform & Pipeline Integration

• Deploy and manage services in a Kubernetes/OpenShiftstyle environment.
• Work with CI/CD pipelines to ensure automated builds and deployments.
• Implement secure communication and authentication methods (OAuth2 OIDC SSL).

Data & Workflow Processing

• Develop services that ingest and transform datasets from analytical data sources.
• Apply business rules to generate notifications and workflow tasks for internal users.
• Manage error handling across data processing pipelines to ensure system reliability.

Qualifications :

Technical Skills

• 4 years of professional experience with Java Spring and Spring Boot.
• Strong foundation in object-oriented programming and design patterns.
• Experience developing REST APIs and microservices.
• Excellent knowledge of relational databases especially PostgreSQL.
• Proficiency with Git-based version control tools.
• Familiarity with CI/CD tools (e.g. Jenkins or GitHubbased pipelines).
• Understanding of encryption security and authentication protocols (OAuth2 OIDC SSL).
• Experience with container platforms (e.g. Kubernetes OpenShift) is a strong plus.
• Knowledge of data ingestion flows and secure system integrations is an advantage.

Soft Skills

• Strong analytical and problemsolving capabilities.
• Comfortable working in Agile teams.
• Independent eager to learn and result-driven.
• Able to translate business rules into clean maintainable logic.

Languages

• Dutch (required)
• English (required)

What You Will Work On

You will contribute to a cloudnative backend platform used to automate internal IT processes. This platform integrates with analytical data sources and internal digital assistant tools enabling automated task generation workflow orchestration and streamlined employee interactions.

Your work will help ensure:

• reliable data ingestion
• correct execution of business logic
• secure communication with internal systems
• high availability for services used daily across the organization.

Why This Role Is Interesting

• Ability to impact internal IT processes for a large enterprise.
• Opportunity to work with modern cloudnative technologies (microservices Kubernetes CI/CD secure APIs).
• Be part of a strategic initiative leveraging automation and modern backend engineering.

Additional Information :

Additional Information

• Candidates must have a valid work and residence permit for Belgium (if non-EU)
• The client values diversity and inclusion offering a positive work culture focused on well-being
• Opportunity to contribute to innovative ground-breaking technologies in the energy sector

Remote Work :

No

Employment Type :

Full-time