IT Architect

Madiff

. Design and further develop complex, modular enterprise applications and systems .

Posted 10/9/2026full-timeBrussels • BelgiumSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in System Design and Architecture, with a strong focus on Microservices, RESTful APIs, and cloud platforms such as AWS and Azure. Proficient in applying architectural patterns and ensuring the security and maintainability of complex enterprise applications.

Highest-signal resume keywords

Senior-Level IT Architecture ExperienceSystem Design and ArchitectureMicroservices and Distributed SystemsREST APIs and Web ServicesDocker and Kubernetes

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System DesignSoftware ArchitectureBehaviour Driven Development (BDD)Domain Driven Design (DDD)Microservices ArchitectureRESTful API DevelopmentCloud Platforms (AWS, Azure, OVH)Containerization with DockerOrchestration with KubernetesEvent-Driven Architecture

Tools & Technologies

Apache KafkaJMSHexagonal ArchitectureOnion ArchitectureLayered ArchitectureMulti-Tier Architecture

Certifications & Qualifications

Master's Degree (EQF Level 7)Bachelor's Degree (EQF Level 6)

Industry Keywords

Enterprise ApplicationsScalable SolutionsMaintainable SolutionsAsynchronous CommunicationObservabilityReliability

Tech Stack

Tools & technologies

ApacheAWSAzureCloudDistributed SystemsDockerKafkaKubernetesMicroservices

About the role

Key responsibilities & impact

Design and further develop complex, modular enterprise applications and systems
Define system and software architecture for scalable and maintainable solutions
Design and implement systems and microservices using BDD, DDD and CQRS
Apply Hexagonal, Onion, layered, event-driven and multi-tier architecture patterns
Design, build and secure RESTful APIs and web services
Work with microservices and distributed systems
Support asynchronous communication and publish/subscribe technologies such as Apache Kafka and JMS
Design solutions using cloud platforms such as AWS, Azure or OVH
Work with Docker and Kubernetes for containerisation and orchestration
Ensure security, observability, reliability and maintainability of designed solutions
Cooperate with front-end, back-end, cloud and infrastructure development teams

Requirements

What you’ll need

Senior-level experience in IT / Solution / Software Architecture
Strong System Design and Architecture background
Experience with BDD (Behaviour Driven Development) and DDD (Domain Driven Design)
Microservices and distributed systems architecture
REST APIs and web services
Docker and Kubernetes
Experience with cloud platforms (AWS, Azure or OVH)
English – minimum B2 (C1 preferred)
Legal eligibility to work within the EU
Availability for occasional business trips to Brussels (up to 5 days per quarter)
Master's degree (EQF Level 7) + minimum 15 years of professional IT experience, OR Bachelor's degree (EQF Level 6) + minimum 17 years of professional IT experience

Benefits

Comp & perks

Flexible remote work model (up to 5 days on-site in Brussels per quarter, with at least 14 days’ advance notice)
Solid, competitive salary
Work in a multinational environment on international projects
Comprehensive healthcare
Long-term B2B contract with a stable project pipeline