Technical Architect
Posted 1 day ago by Experis UK
Negotiable
Inside
Remote
London, England, United Kingdom
Summary: The Technical Architect role involves leading the architectural modernization of a large-scale data platform within the public sector. The position requires expertise in brownfield environments, strong technical capabilities, and the ability to reshape architectures to meet business and data standards. Responsibilities include re-architecting data flows, modernizing infrastructure, and providing guidance to technical teams. The role demands exceptional communication skills and experience in maintaining critical services during modernization efforts.
Key Responsibilities:
- Lead the architectural modernization of a large-scale data platform.
- Re-architect data flows and modernize infrastructure.
- Manage large-scale schema evolution and enable cross-cloud connectivity.
- Provide senior guidance to technical teams and stakeholders.
- Maintain uninterrupted service delivery while reshaping existing architectures.
Key Skills:
- Proven experience as a senior technical architect in complex brownfield environments.
- Strong data platform architecture experience including ingestion patterns and ETL/ELT.
- Multi-cloud integration expertise (Azure + AWS).
- Deep understanding of government, public sector, or regulated environments.
- Strong experience in technical authority and security governance.
- Hands-on experience re-architecting or migrating technology stacks.
- Exceptional communication and leadership skills.
Salary (Rate): undetermined
City: London
Country: United Kingdom
Working Arrangements: remote
IR35 Status: inside IR35
Seniority Level: undetermined
Industry: IT
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.
Essential Skills & Experience Required
- 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.