Senior Full-stack International Projects

Altia; Brussel Hoofdstad; On-site; EUR 70,000 - 100,000; Full time

Benefits offered by this job

International environment

Work on major European organisation

Challenging Drupal projects

Job summary

Altia is seeking a Senior Full-stack Software Engineer (Java) to join an international project in Belgium. You will shape scalable web applications with a focus on Drupal, API integration, data visualisation, and secure services.

We value senior frontend/backend experience, API design, and strong knowledge of Drupal, OpenAPI, and modern web technologies. English proficiency is essential and remote work is not specified.

Qualifications

• Requires a university degree or equivalent with extensive IT experience.
• English: B2 or higher, written and spoken.
• 5+ years server-side web development with PHP/Python/Java/Node.js; 2+ years Drupal modules.
• 5+ years front-end with HTML5/CSS/JS; responsive and cross-browser UI.
• 3+ years API/interoperability design (REST/SOAP, data exchange, SSO).
• Knowledge of JavaScript frameworks and data visualisation tools.

Responsibilities

• Design and develop scalable front-end and back-end web applications.
• Integrate APIs and ensure secure web services and interoperability.
• Ensure accessibility, performance, code quality and maintainability.

Skills

Java

Drupal

REST API

OpenAPI/Swagger

JavaScript

HTML5/CSS

Data Visualisation

Security/SSO

Git

Docker

Kubernetes/OpenShift

CI/CD (Jenkins/GitLab)

Linux

Nginx/Apache

Education

EQF Level 7 degree or higher

Extended IT experience (>=10 years)

Tools

Git

Docker

Kubernetes/OpenShift

Jenkins/GitLab CI

Ansible

Linux

Apache

NGINX

Job description

Hello everyone!

We are currently looking for a Senior Full-stack Software Engineer (Java) to join our team.

About us

We are an IT Consulting Group providing innovative digital solutions across Europe.

Learn more: www.altiacompany.com/en

The project

Join an international project focused on the development, maintenance and optimisation of modern web applications for a major European organisation.

You will contribute to the design and development of scalable front-end and back-end solutions, with a strong focus on Drupal, API integration, data visualisation and secure web services. The role also involves ensuring accessibility, performance, code quality and seamless interoperability between systems.

Requirements

• University degree equivalent to EQF Level 7 + 10 years of relevant IT experience; OR EQF Level 6 + 12 years of IT experience; OR secondary education + 17 years of IT experience.
• English B2 or higher, both written and spoken.
• 5+ years of server-side web development experience with PHP, Python, Java, Node.js or equivalent, including 2+ years working with Drupal and developing custom modules.
• 5+ years of front-end web development experience with HTML5, CSS and JavaScript, including responsive design, cross-browser compatibility and UI implementation in at least two projects.
• 3+ years of experience designing and implementing APIs and interoperability solutions, including REST/SOAP web services, structured data exchange and authentication/SSO integrations.
• Knowledge of JavaScript, HTML5, CSS, Angular, React, Vue, Bootstrap, Webpack and Vite.
• Experience with data visualisation technologies such as D3.js, Leaflet and charting/dashboard libraries.
• Knowledge of responsive design, web accessibility standards (WCAG 2.1 AA / EN 301 549) and web performance optimisation.
• Experience with PHP, Symfony components, REST API development and Python for scripting and data processing.
• Strong knowledge of Drupal, including custom module development, site building, theming and migrations between major versions.
• Experience with relational databases (PostgreSQL, MySQL or Oracle), schema design and query optimisation.
• Knowledge of REST, OpenAPI/Swagger, OAuth 2.0, OpenID Connect, JWT, SAML and CAS.
• Experience with secure development practices and authentication/authorisation mechanisms.
• Knowledge of Git workflows, Docker, Kubernetes/OpenShift, Jenkins or GitLab CI, Ansible, Linux, Apache and NGINX.

Nice to have

• Technical leadership and software architecture experience.
• Experience conducting code reviews and coordinating front-end, back-end and integration activities.

What we offer

• International and multicultural environment.
• Opportunity to work with a major European organisation.
• Challenging projects involving modern web technologies and Drupal development.
• Career growth opportunities.

This job offer has been drafted with impartiality and non-discrimination on the basis of gender, race, ideology or any other grounds in mind. In particular, it complies with current regulations on gender equality between women and men (Royal Decree-Law 6/2019).