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Salary
≈ $101k – $212k per year (Estimated)
Location
In office (Brussels)
Seniority
Architect · 10+ years exp
Employment
Full-Time

First seen by Alion on Oct 5, 2026.

Overview
Company
Impact
Profile match
Transform your business with expert consulting. Our team delivers strategic insights, innovative solutions, and professional guidance to help you achieve lasting success.

We are seeking a Java Architect to join our team. The role involves leading the design and implementation of comprehensive technical solutions while collaborating closely with business and development stakeholders.

Key responsibilities

  • Design and develop detailed technical architectures and implementation guidelines.

  • Gather and analyse technical requirements with business and technical stakeholders.

  • Provide technical leadership, conduct code reviews and ensure adherence to quality standards.

  • Develop solution prototypes and Proofs of Concept (PoCs).

  • Define non-functional requirements, performance budgets and Service Level Objectives (SLOs).

  • Plan system capacity, scalability, observability and reliability patterns.

  • Contribute to full-stack development, including front-end and back-end implementation.

Required qualifications

  • At least 10 years of professional IT experience.

  • University degree in any field of study.

  • Strong expertise in software architecture, design patterns and distributed systems.

  • Hands-on experience with cloud platforms (AWS, Azure, OVH) and container orchestration (Docker, Kubernetes).

  • Proficiency in back-end (Java, Python, Spring Boot) and front-end (Angular, React, JavaScript) development.

Back-End Development

  • Java
  • Python
  • Spring Boot
  • Hibernate
  • RESTful services and enterprise APIs.

Front-End Development

  • JavaScript
  • HTML
  • CSS
  • Frameworks/libraries such as Angular, React and Bootstrap.

APIs & Integration

  • RESTful APIs and web services.
  • API security.
  • OpenAPI / Swagger documentation.
  • Enterprise integration patterns.

Databases & Data

  • Database management systems and data modelling.
  • Relational databases including PostgreSQL, Oracle and MySQL.
  • Complex SQL queries and database design.

Security

  • Understanding of software and infrastructure security principles and best

practices.

  • Secure API and application architecture.

Knowledge of AI development tools such as Kiro is also relevant to the position.

Project & Delivery Management

Strategic planning.

  • Budgeting and forecasting.
  • Financial modelling and performance tracking.
  • Agile, Scrum and Lean Agile methodologies.
  • PRINCE2 and/or PMBOK knowledge.
  • JIRA and Microsoft Project.
  • Confluence and SharePoint.
  • Stakeholder mapping and structured communication plans.
  • Reporting and governance.
  • Meeting facilitation.
  • Guiding project teams and reviewing deliverables.
  • Managing risks, dependencies and changing priorities.
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