Technical Architect

Technically Lead the architectural modernisation of a large-scale, established data platform (DWX) within public sector client. This role requires experience of brownfield environments, strong hands-on technical capability, and the ability to reshape existing architectures to align with business and Data & Analytic (D&A) standards while maintaining uninterrupted service delivery.

You will be responsible for re-architecting data flows, modernising infrastructure, managing large-scale schema evolution, enabling cross-cloud connectivity, and providing senior guidance to technical teams and stakeholders.

• Proven experience as a senior technical architect in complex brownfield environments.
• Strong data platform architecture experience: ingestion patterns, schema evolution, ETL/ELT, microservices data integration.
• Multi-cloud integration expertise (Azure + AWS) including secure data transfer patterns.
• Deep understanding of government, public sector, or regulated environments.
• Strong experience of technical authority, security governance and SRE handover
• Experience maintaining critical services while modernising underlying platforms.
• Strong infrastructure, security, and network architecture capability (Zscaler, VPC patterns, VPN, identity).
• Ability to navigate and implement organisational standards.
• Hands-on experience re-architecting or migrating technology stacks to standardised platforms.
• Exceptional communication & leadership: able to drive clarity and decision-making in ambiguous contexts.
• Strong experience of technical documentation on Confluence/SharePoint

Desirable

• Experience with event-driven architectures and microservice-based data contracts.
• Knowledge of Kotlin and migration pathways to standard languages (Java, Python, etc.).
• Understanding of Power BI, CoPilot for Power BI, or GenAI (helpful but not core).
• Relevant AWS and Azure certifications.