Java Architect

Appsierra Group; Brussel; Sur place; EUR 90 000 - 130 000; Plein temps

Résumé du poste

Appsierra Group is seeking a Java Architect to lead the design and implementation of comprehensive technical solutions. You will work closely with business and development stakeholders to shape architectures and ensure quality across the stack.

You will design architectures, define non-functional requirements and SLOs, and guide teams through full-stack development, including frontend technologies like Angular and React, and backend with Java, Spring Boot and REST APIs.

Qualifications

• At least 10 years of professional IT experience.
• University degree in any field.
• 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.

Responsabilités

• 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.

Connaissances

Software architecture

Design patterns

Distributed systems

Cloud platforms

Docker

Kubernetes

Java

Python

Spring Boot

Angular

React

JavaScript

OpenAPI

Security

SQL

API security

PostgreSQL

Oracle

MySQL

Formation

University degree

Outils

JIRA

Confluence

SharePoint

Microsoft Project

Description du poste

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.