Technical Architect

Job Title: Technical Architect Max rate: £550p/d via Umbrella Clearance required: BPSS + SC Location: Remote Worker Job Description:

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.

• 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.