Salary: £15,000 - 20,000 per year Requirements: Proven experience as a Senior / Lead Technical Architect in complex brownfield environments. Deep expertise in data platform architecture, including ingestion patterns, schema evolution, and microservice integration. Strong AWS Azure multi-cloud integration experience. Background working within government, public sector, or regulated environments. Strong infrastructure, security & network architecture experience (Zscaler, VPCs, VPN, identity). Experience modernising critical platforms while maintaining live service delivery. Strong governance, security assurance and SRE handover experience. Excellent stakeholder communication and leadership skills. Strong technical documentation skills (Confluence / SharePoint). Responsibilities: Lead the re-architecture of an established enterprise data platform (DWX). Support new microservice-based upstream integrations and large-scale schema evolution (300 schemas). Design strategies to merge 3-5 years of legacy data with new data models while maintaining consistent user journeys. Define modernisation approaches that minimise disruption to live services. Design modern ingestion, transformation, and storage patterns. Define migration and schema transition strategies that maintain data quality, lineage, and service continuity. Architect phased rollout approaches to reduce operational risk. Lead the transition from bespoke UC MacBook/VPC setups to standardised DWP environments using Zscaler. Define secure connectivity models between AWS-hosted platforms and Azure-based DWP environments. Ensure secure cross-cloud data transfer, compliance, and governance. Assess existing technology choices and define migration strategies to DWP-aligned standards. Produce architecture options, technical roadmaps, and ADRs. Drive reduction of technical debt and alignment to DWP Digital Blueprint and Enterprise Architecture standards. Act as senior architectural authority across DWX and related platforms. Provide architectural assurance, governance, and strategic technical leadership. Technologies: AWS Architect Azure Cloud Confluence Support MacBook Network Security SharePoint VPN Copilot Java Kotlin Power BI Python More: We are a dynamic team seeking a highly experienced Technical Architect to lead the architectural modernisation of a large-scale, mission-critical data platform within DWP. This is a fully remote role with expensed travel, offering a competitive daily rate of £500 to £520 inside IR35. Youll play a pivotal role in transforming a complex brownfield data estate while ensuring uninterrupted service delivery, impacting millions of UK citizens. Join us in shaping the future of our platform! last updated 11 week of 2026