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# NNCCRS SW Engineer - MTF Message Monitoring App

- **Company:** Vector Synergy
- **Location:** Brussel, Belgium
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Active Directory, Apache HTTP Server, Database Design, Exchange Web Services (EWS), Microsoft Exchange Server, Human-Computer Interaction, Internet Message Access Protocols, Java Persistence API, PostgreSQL, Linux System Administration, Object-Relational Mapping, X.509, Role-Based Access Control, Reverse Proxy, Secure Coding, Systems Architecture, Oracle Linux, Web Applications, Web Services, Okta, ReactJS, Software Application Programming, Backend, Git, Front End Software Development, Service Stack
- **Published:** May 14, 2026
- **Apply:** https://be.indeed.com/viewjob?jk=40b98cf1cbd707c4

## About the Role

Do you have experience in Web services?, * Shall demonstrate proven expertise in the design, development, and delivery of secure, enterprise-grade web applications in a defence or similarly regulated environment;

 * Shall possess strong, demonstrable experience in: Backend development using Java; Frontend development using React; Database design and implementation using PostgreSQL; Object-relational mapping using Java Persistence API (JPA); Integration with Microsoft Exchange using Exchange Web Services (EWS) or IMAP; Implementation of authentication and authorization using Keycloak, including integration with Active Directory, Working with X.509 certificates, including handling, validation, and secure usage; Deployment and configuration on Linux environments, preferably Oracle Linux (versions 9 or higher); Configuration and use of Apache as a reverse proxy; Version control using Git;
 * Shall have experience in: Designing scalable and maintainable system architectures; Implementing role-based access control and fine-grained authorization models; Developing applications with secure coding practices.

## Description

* Designing the overall system architecture aligned with the prescribed technology stack;
 * Developing backend services for message ingestion, processing, validation, and storage;
 * Developing frontend components for user interaction, including dashboards and detailed views.


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