Technical Lead

.NET Solution Architect / Technical Lead

Location: Belgium / Hybrid

Experience: 10+ years

We are looking for an experienced Solution Architect / Technical Lead to support a major technology transformation within financial services.

The position combines end-to-end solution architecture with hands-on .NET technical leadership .

Key responsibilities

• Define practical end-to-end solution architecture.
• Lead technical design across applications, APIs and integrations.
• Define API, integration, security and non-functional standards.
• Guide engineering teams and review detailed technical designs.
• Resolve cross-team architecture and integration dependencies.
• Ensure scalability, resilience, observability and operational readiness.
• Support modernisation and integration between modern and legacy platforms.
• Communicate technical decisions to engineering and business stakeholders.

Required experience

• Strong C#/.NET/.NET Core background.
• REST APIs and microservices.
• Event-driven architecture and messaging technologies such as Kafka.
• API gateways and integration patterns.
• SQL and data integration.
• Azure or AWS.
• Docker and Kubernetes.
• CI/CD and DevOps.
• Security and non-functional architecture.
• Previous financial-services or complex regulated-environment experience advantageous.