Location
Remote (Belgium)
Employment
Full-Time
Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Oct 20, 2026. Uni Systems scores A on the Alion truth index.
Overview
Company
Impact
Profile match
Uni Systems is a Greek information technology company founded in 1964 and based in Athens. It delivers large system integration and software projects for European institutions and enterprises. The company is part of the Quest group and operates across Europe.
At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a professional Full-Stack Developer to join our UniQue Brussels, Belgium team.
What will you be bringing to the team?
- Develop front-end applications using Angular as the primary responsibility, and back-end applications using Java as a secondary responsibility, preferably as a member of an Agile team.
- Apply data and security best practices, including input validation, authentication and authorization, secure storage, and compliant logging and monitoring.
- Ensure web applications are optimized for performance and functionality across different browsers and devices.
- Design and develop responsive applications.
- Develop and maintain features across the entire stack, from designing user interfaces and consuming APIs to implementing server-side business logic and database interactions.
- Participate in the design and creation of scalable software.
- Maintain code integrity, quality, and organization.
- Write clean, functional code for both front-end and back-end applications.
- Compile and analyze data, processes, and code to troubleshoot problems and identify areas for improvement.
- Perform unit and integration testing, debug applications, fix issues, and validate code changes.
- Deliver solutions that meet functional and non-functional requirements and align with user expectations.
- Write technical documentation.
- Deploy and manage applications on cloud platforms using CI/CD pipelines and containerization technologies.
- Bridge the gap between front-end and back-end development, facilitating communication and ensuring the cohesive integration of all system components.
Requirements
What do you need to succeed in this position?
- Bachelor's degree + minimum of 12 years of professional IT experience, or a Master's degree + minimum of 10 years of professional IT experience.
- At least 5 years of experience with Angular and TypeScript.
- At least 3 years of experience writing unit tests using Karma/Jasmine and/or Vitest.
- At least 2 years of experience developing Java applications and designing APIs using Swagger.
- Proficiency in HTML5, CSS3, JavaScript, TypeScript, Angular v18 or later, and Bootstrap.
- Experience with front-end build tools, including Angular CLI, Webpack, and Vite.
- Experience with development and DevSecOps tools, including SonarQube, Git, JIRA, Confluence, and CI/CD pipelines.
- Experience developing applications in AWS and applying cloud security and secure coding best practices.
- Experience designing and documenting APIs using Swagger.
- Understanding of software design principles and web accessibility standards.
- Experience with front-end unit and integration testing using frameworks and tools such as Jest, Karma, and Vitest.
- Knowledge of modern front-end frameworks and their core principles, as well as integrating front-end and back-end builds into CI/CD pipelines.
- Self-study training completed through e-learning platforms such as LinkedIn Learning or Udemy, as well as any previous certifications in AWS Cloud, web applications, Java, or Angular will be consider an asset
- Very good command of English, both spoken and written, corresponding to Level B2 or higher of the Common European Framework of Reference for Languages (CEFR).
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