Tech Lead / Solution Architect

You will act as an operational technical reference point, with a gradual progression toward a Solution Architect position.

Your responsibilities will include:

• Design and oversee integration of IWMS solutions (e.g. ARCHIBUS) within client environments.
• Define technical architecture for hosted, on-premise, and hybrid platforms.
• Act as technical consultant for internal products and client implementations.
• Translate business needs into clear technical specifications and solution designs.
• Lead integration strategy (APIs, ETL, messaging, SSO, data flows).
• Ensure secure, scalable system communication (OAuth2/OIDC/SAML, webhooks, streaming).
• Design and govern API and integration architectures, including gateway policies and performance.
• Define and optimize application/server architectures (Tomcat, WebLogic, IIS, Nginx, etc.).
• Troubleshoot performance, reliability, and scalability issues across applications and infrastructure.
• Lead ETL and data pipeline design (data mapping, validation, scheduling, error handling).
• Implement and oversee messaging/event-driven systems (Kafka, RabbitMQ, ActiveMQ).
• Define CI/CD and deployment standards, including automation and release strategies.
• Ensure environment consistency across on-prem, cloud, and hybrid setups; produce operational runbooks.
• Facilitate technical workshops and translate requirements into robust solution designs.
• Present architecture options with trade-offs (cost, performance, security, scalability).
• Mentor engineering teams, enforce best practices, and reduce delivery risks (PoCs, spikes).
• Collaborate with clients to validate solutions and incorporate feedback.
• Establish coding standards, review processes, and engineering governance.

• Proven experience in software architecture and complex system integration
• Tech Lead responsibilities: Delegation, and coordination of developers
• Strong expertise in development technologies and infrastructure (CI/CD, databases, storage, proxies, load balancers, IAM, ETL, application servers, etc.)
• Enterprise integration experience: APIs (REST/SOAP), gateways, middleware, and data exchange systems
• Strong troubleshooting and production performance optimization skills
• Ability to analyze business processes and design aligned technical solutions
• Experience facilitating technical workshops and documenting decisions (ADRs, trade-offs)

Key Technical Skills

• Identity & Security: OAuth2, OpenID Connect, SAML; Azure AD/Entra, Okta, Keycloak, ADFS, Ping
• (JIT/SCIM provisioning, roles, tokens, certificates)
• Infrastructure & Application Servers: Tomcat, WebLogic/WebSphere, WildFly, IIS, Apache, Nginx
• (SSL/TLS, mTLS, tuning, logging/APM, performance optimization)
• API Management: Apigee, Kong, Azure API Management, AWS API Gateway
• (OAuth flows, scopes, rate limiting, mTLS, client credentials)
• Data & ETL: Talend, Informatica, Pentaho, Azure Data Factory
• (pipelines, validation, idempotency, retries, scheduling)
• Messaging/Eventing: Kafka, RabbitMQ, ActiveMQ (retry, DLQ, outbox patterns)
• Environments: on-prem, cloud, hybrid architectures with security/network constraints
• Experience with IWMS solutions (ARCHIBUS is a plus)

Soft Skills

• Strong communication and stakeholder management
• Workshop facilitation and decision documentation
• End-to-end troubleshooting across application, infrastructure, database, and network layers

Languages

• Dutch and English required
• French is a plus

• Competitive full package including company car, representation expenses, meal vouchers, etc.
• Hybrid working model.
• High-impact role with visibility at group level.
• Opportunity to shape and grow a practice in a competitive and evolving market.
• International consulting environment with real business impact.

Our client is a European consulting group specialised in corporate real estate, digital workplace and workplace technologies. With a strong presence across several European countries, the group supports large public and private organisations in the digital transformation of their real estate and workplace environments, combining business consulting, technology integration and delivery excellence. The Digital Workplace practice represents a strategic growth pillar, with a strong focus on IWMS / workplace solutions and large enterprise clients in Belgium, particularly in the Dutch-speaking market. To support continued growth and structure the practice, our client is looking for a Tech Lead / Solution Architect for the Dutch-speaking region., PageGroup is an equal opportunity employer committed to workforce diversity, both as an employer as well as a recruitment service provider. Each recruitment decision we make for people we hire and people we place into new roles is based solely on the candidates' knowledge, experience and skills.