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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** Spektrum - **Location:** Bergen, Belgium - **Contract:** Contract - **Skills:** Java (Programming Language), Active Directory, Apache HTTP Server, Audit Trail, User Authentication, Build Automation, Microsoft Azure, Databases, Database Design, Database Schema, DevOps, Exchange Web Services (EWS), Microsoft Exchange Server, Human-Computer Interaction, Internet Message Access Protocols, Java Persistence API, LaTeX, PostgreSQL, Linux System Administration, Object-Relational Mapping, X.509, Scrum Methodology, Role-Based Access Control, Release Management, Azure DevOps Pipelines, Reverse Proxy, Secure Coding, Web Application Security, Software Configuration Management, Software Deployment, Systems Architecture, System Testing, Oracle Linux, Web Services, Data Processing, Okta, ReactJS, Delivery Pipeline, Software Application Programming, Backend, Git, Front End Software Development, Service Stack - **Published:** May 15, 2026 - **Apply:** https://be.indeed.com/viewjob?jk=d0a361d83681d34d ## About the Role Do you have experience in Web services?, * 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. * Designing scalable and maintainable system architectures; * Implementing role-based access control and fine-grained authorization models; * Developing applications with secure coding practices * Amazon Azure DevOps, including repository management, pipelines, and build automation; * Creation and maintenance of CI/CD pipelines; * Packaging applications in RPM format; * Software deployment automation; * Generating technical documentation using LaTeX and automated build pipelines; * Understanding of Military Text Format (MTF) messaging standards, or the ability to rapidly acquire such knowledge; * Experience with message parsing, validation, and structured data processing; * Familiarity with messaging workflows, delivery tracking, and audit requirements; * Experience in developing applications compliant with strict security standards; * Familiarity with NATO Web Application Security Directive or equivalent security frameworks; * Ability to implement secure authentication, data protection, and audit logging mechanisms * Translate user requirements into effective and usable web-based user interfaces; * Balance user expectations with web design best practices, ensuring usability across different screen sizes and avoiding overly complex layouts, such as multiple panels or independent scroll areas * Have proven experience working in Agile SCRUM environments; * Be capable of participating in sprint planning, reviews, and retrospectives; * Be able to conduct all work, communication, and documentation in English; * Demonstrate strong communication skills and ability to collaborate with stakeholders, including technical and operational users Desirable Skills, Experience and Certifications * Experience working within controlled or restricted DevOps environments is highly desirable. * Previous experience working within NATO environments is highly desirable., * Valid National or NATO Secret personal security clearance ## Description * Design the overall system architecture aligned with the prescribed technology stack; * Develop backend services for message ingestion, processing, validation, and storage; * Develop frontend components for user interaction, including dashboards and detailed views; * Implement message parsing and validation logic for MTF messages; * Ensure extensibility of configurable elements such as message categories * Integrate the application with Microsoft Exchange using EWS to monitor the registry mailbox; * Implement authentication and authorization via Keycloak and Active Directory; * Implement and manage X.509 certificate usage where required; * Ensure proper interaction between frontend, backend, and database components * Design and implement the database schema; * Ensure efficient storage and retrieval of message data and delivery status information; * Implement user and group-based access control within the application * Implement tracking of message delivery, read, and acknowledgement status; * Develop mechanisms to calculate and display status metrics and percentages; * Provide visualization components for operational awareness, including dashboards * Implement validation of MTF messages against both generic and type-specific structures; * Implement validation of message exchange workflows; * Identify and highlight missing actions and inconsistencies * Configure and maintain Amazon Azure DevOps pipelines for build and release; * Produce deployable RPM packages; * Implement and maintain software deployment automation; * Ensure the application can be deployed on Oracle Linux environments * Produce and maintain documentation in LaTeX format, including User manual, Installation guide and Deployment plan; * Ensure documentation is complete, accurate, and aligned with the delivered system * Perform unit, integration, and system testing; * Support user acceptance testing; * Ensure compliance with security and performance requirements * Collaborate with stakeholders to refine requirements and priorities; * Translate operational needs into practical technical and user interface solutions; * Provide technical guidance and recommendations where appropriate; * Support troubleshooting and issue resolution during development and deployment ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Stop Committing Your Secrets - GIt Hooks To The Rescue!](https://www.wearedevelopers.com/videos/573-stop-committing-your-secrets-git-hooks-to-the-rescue) ## Related Articles - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)