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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Developer (Dutch and English) - **Company:** Salt - **Location:** Bree, Belgium - **Experience:** Expert - **Contract:** Temporary contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Applications Architecture, HTML5, Unit Testing, Custom Software, Software Debugging, Java Platform Enterprise Edition (J2EE), Java Web Services, Spring Framework, Junit, PostgreSQL, Linked Data, Apache Maven, Node.Js, Scrum Methodology, Software Engineering, Systems Integration, TypeScript, Test-Driven Development (TDD), Spring-boot, Backend, Git, Single Page Application, AngularJS, Git Flow, Kubernetes, Npm(Software), Bitbucket, Data Management, Front End Software Development, Restful APIs, Terraform, Domain Driven Design, Docker, Jenkins - **Published:** August 14, 2026 - **Apply:** https://www.adzuna.be/details/5840287061 ## About the Role Required Skills (Must-Have) * Minimum 5 years of experience in developing Java-based applications (Senior level). * Relevant education, certification, or proven experience in Java/J2EE and related technologies. * Experience with JUnit. * Experience with Angular (versions 2 through 17). * Experience with Docker. * Experience with Kubernetes. * Knowledge of and hands-on experience with Public Cloud Infrastructure. Preferred Skills (Should-Have) * Experience with Spring Framework. * Experience with Maven. * Experience with REST APIs. * Experience with Domain-Driven Design (DDD). * Experience with Linked Open Data (LOD). * Experience with JavaScript. * Experience with TypeScript. * Experience with HTML5. * Experience with CSS. * Experience with Bitbucket (Git). * Experience with Jenkins. * Experience with Terraform. * Experience working in Agile development environments. * Ability to take a leadership role within Agile teams. * Experience coaching and mentoring developers. * Experience leading or coordinating development teams. * Strong capability in software development activities, including coding, testing, and debugging. * Scrum Master certification. Nice-to-Have Skills * Experience with Node.js. * Experience with NPM. * Knowledge of PostgreSQL 11+. * Relevant domain knowledge. * Understanding of processes and custom software related to water quality monitoring networks. * Experience delivering projects within the public sector or specifically within environmental and water management organizations. * Knowledge of organizational and technical standards applicable to such environments. ## Description As a Senior Java Full Stack Developer, you will work within the Digital Solutions department of a Flemish public organization dedicated to water management, air quality, and climate adaptation. You will contribute to a large-scale digitalization and modernization program initiated in response to evolving European regulations. The assignment involves the development and modernization of business-critical applications for data registration, validation, and reporting, including the supporting integrations and data platforms. You will participate in the analysis, development, testing, and implementation of new functionalities within a complex Java ecosystem and help shape a future-proof application landscape., As a Senior Java Developer, you will be responsible for: * Reviewing and/or preparing technical analyses and solution designs in collaboration with the organization's architects. * Developing functionalities as defined in functional and technical specifications. * Defining interfaces between the various layers of the application architecture. * Developing Spring Boot backend services and security components. * Developing Angular single-page applications (SPAs). * Potentially developing Node.js backend-for-frontend (BFF) services. * Creating and maintaining unit tests in support of Test-Driven Development (TDD) practices. * Ensuring compliance with non-functional requirements such as performance, security, scalability, and maintainability. * Conducting peer code reviews in accordance with GitFlow principles. ## Related Videos - [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) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [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) - [Local Candidates vs International Talent - Building the Very Best Dev Team](https://www.wearedevelopers.com/videos/1067-local-candidates-vs-international-talent-building-the-very-best-dev-team) - [From boy scouting to redrawing the landscape](https://www.wearedevelopers.com/videos/1140-from-boy-scouting-to-redrawing-the-landscape) ## Related Articles - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [The Netherlands – Europe’s powerhouse for software development?](https://www.wearedevelopers.com/magazine/31-the-netherlands-europe-s-powerhouse-for-software-development) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [How to Find Tech Jobs in Amsterdam](https://www.wearedevelopers.com/magazine/279-how-to-find-tech-jobs-in-amsterdam) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023)