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act digital

Senior Full-stack Software Engineer

EU

October 19, 2026 at 4:30 PM

✨ AI summary

Location

  • Brussels Metropolitan Area

Programming Languages

  • JavaScript
  • TypeScript
  • HTML
  • CSS
  • Java

Frameworks

  • Angular
  • Spring Boot
  • Hibernate

Cloud Services

  • AWS

Databases

  • Oracle

Experience Level

  • 15+ years IT experience

Act Digital is looking for a Senior Full-stack Software Engineer for a leading European institution.


TASKS :

  • Development of front-end website architecture.
  • Design of user interactions on web pages.
  • Development of back-end website applications.
  • Implement core business logic.
  • Apply data and security best practices: input validation, authentication/authorization, secure storage, compliant logging and monitoring.
  • Ensure web applications are optimized for performance and functionality across different browsers and devices.
  • Design responsive applications.
  • Design and develop APIs.
  • Participating in the design and creation of scalable software.
  • Maintenance of code integrity and organisation.
  • Writing clean, functional code on the front- and back-end.
  • Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.
  • Perform unit/integration testing, debug, fix, and validate code changes.
  • Deliver solutions that fulfil functional and non-functional requirements and align with user expectations.
  • Write technical documentation.
  • Develop and maintain features across the entire stack, from designing user interfaces and consuming APIs to implementing server-side business logic and database interactions.
  • Deploy and manage applications on cloud platforms using CI/CD pipelines and containerization technologies.
  • Bridge the gap between front-end and back-end developers, facilitating communication and ensuring cohesive integration of all system components.
  • Design, develop, maintain and optimise applications and database solutions, ensuring performance, reliability and alignment with business requirements.


SENIORITY REQUIREMENTS :

To qualify for this position, the consultant must have:

  • University degree corresponding to Level 7 of the European Qualifications Framework (which typically corresponds to a master’s level or 5 years of higher education), and minimum 15 years of IT professional experience.


REQUIREMENTS :

Required Certifications :

  • Certificate in Angular or equivalent.
  • Certificate in Java.
  • Certificate in using AI agents for supporting software development or equivalent.


Knowledge & Skills :

  • Capacity to quickly ramp-up on new projects and competence in collaborating within teams.
  • Ability to participate in multi-lingual meetings, ease of communication.
  • Ability in applying security and cloud best practices.
  • Proficiency in integrating front/back-end builds into CI/CD pipelines.
  • Ability to understand, speak and write English, optionally French as an additional asset.
  • Ability to work in a team as well as autonomously.
  • Results-oriented mindset, focused on delivering.


Specific Requirements :

  • Experience with fundamental front-end languages such as JavaScript, TypeScript, HTML and CSS.
  • Experience in Angular and with modern build tools (Webpack, Vite).
  • Experience in Java, experience with Spring Boot, Hibernate, and REST API development.
  • Experience in working with Oracle relational databases, including schema design, PL/SQL and query optimization.
  • Experience with AWS cloud services and experience with deploying and managing applications in a cloud environment.
  • Experience in containerization and orchestration technologies (e.g., Docker, Kubernetes) for developing and deploying applications.
  • Experience in the archival field.
  • Understanding of authentication and authorization protocols and standards (e.g., OAuth 2.0, OpenID Connect, JWT).
  • Experience in using AI agents to support software development.


(!) IMPORTANT :

  • Open to EU candidates, as well as non-EU candidates already located in Belgium.
  • Minimum level C1 in English, both spoken and written.
  • Far-site/Remote.
  • Long-term, Full-time.


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If you're interested, feel free to submit your application through this job posting, or alternatively send your resume to: oaraoua@actdigital.eu