Integration & Cloud Architect

Twenty8 is an independent firm delivering IT services to international organizations, with a focus on supporting digital transformation, business development, and customer-centric solutions.We collaborate closely with European Union public institutions and agencies, helping skilled professionals navigate and grow in their international careers.

We are currently seeking a senior Integration & Cloud Architect to design the integration of complex information systems, define cloud-native architectures and guide the implementation of microservice-based/event-driven solutions, contributing to large-scale digital solutions for a prestigious European Institution in Brussels.

️ KEY RESPONSIBILITIES:

Design integration and cloud-native architectures for large-scale enterprise systems (microservices, APIs, event-driven patterns);Define and document architecture blueprints and integration patterns, ensuring alignment with corporate standards and security practices;Act as technical interface between business/product owners and development teams, translating needs into implementable technical designs;Review and evolve existing systems (CRIS/OPSYS or equivalents) for migration to cloud environments and modern integration models;Govern implementation quality by guiding developers, validating designs, participating in technical reviews, and supporting test and deployment phases.

REQUIREMENTS:

Strong expertise in Java EE / Spring Boot for microservices and API development;Hands-on experience with Kafka and event-driven / asynchronous architectures;Good knowledge of Docker, Kubernetes or cloud-native deployment models;Proficiency in REST / SOAP APIs, HTTP design and integration testing frameworks;Understanding of OAuth2.0, OpenID Connect or modern web-security practices;University degree in Computer Science or relevant fields;Fluency in English (C1);Ability to work in multicultural and international settings.

This is a hybrid role , requiring on-site presence at the Brussels office 1/2 days per week.

Ready to Apply?If your skills and experience align with this role, we'd love to hear from you!Submit your CV today and embark on an exciting journey with us!