Full-Stack Developer

Uni Systems; Brussel Hoofdstad; Vor Ort; EUR 90.000 - 120.000; Vollzeit

Zusammenfassung

Uni Systems is seeking a senior Full‑Stack Developer to join the UniQue Brussels team. You will lead front‑end work with Angular and TypeScript while contributing to back‑end Java services and API design.

The role emphasizes secure coding, scalable architecture, and cloud deployment via CI/CD. Strong communication in English is required, with a focus on delivering robust, cross‑platform web applications.

Qualifikationen

• Bachelor's or Master's degree with substantial IT experience as specified.
• Minimum 12 years of professional IT experience for Bachelor track or 10 years for Master track.
• 5+ years with Angular and TypeScript.
• 3+ years with Java and API design using Swagger.
• Proficient in HTML5, CSS3, JavaScript, TypeScript, Angular v18+, Bootstrap.

Aufgaben

• Develop front-end applications using Angular as primary responsibility and Java as a secondary task.
• Apply data and security best practices including authentication, authorization, and secure logging.
• Design responsive, cross-browser web applications and optimize performance.
• Write clean, testable code and perform unit/integration tests.
• Deploy and manage apps on cloud platforms using CI/CD and containerization.
• Bridge front-end and back-end to ensure cohesive integration.

Ausbildung

Bachelor's degree + 12+ years experience

Master's degree + 10+ years experience

Angular

TypeScript

Java

REST APIs

CI/CD

AWS

Security best practices

Unit testing (Karma/Jasmine/Vitest)

Tools

Angular CLI

Webpack

Vite

SonarQube

Git

CI/CD pipelines

Swagger

Jobbeschreibung

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.

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).