Technical Architect

Technical Architect - 9 months - Inside IR35 - £500-£525 per day - Remote with expensed travel

Role Overview

We are seeking a highly experienced Technical Architect with exisitng SC Clearance or who is eleigible for UK clearance to lead the architectural modernisation of a large-scale, mission-critical data platform.

This is a hands-on senior architecture role focused on transforming a complex brownfield data estate while maintaining uninterrupted service delivery. You'll be driving major technical decisions across data architecture, infrastructure, security, and cross-cloud connectivity.

Key Responsibilities

1. Brownfield Architecture & Platform Modernisation

• 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.

2. Data Platform & Integration Architecture

• 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.

3. Infrastructure, Security & Network Architecture

• Lead the transition from bespoke UC MacBook/VPC setups to standardised environments using Zscaler.

• Define secure connectivity models between AWS-hosted platforms and Azure-based environments.

• Ensure secure cross-cloud data transfer, compliance, and governance.

4. Technology Modernisation & Standards Alignment

• Assess existing technology choices and define migration strategies.

• Produce architecture options, technical roadmaps, and ADRs.

• Drive reduction of technical debt and alignment to the Digital Blueprint and Enterprise Architecture standards.

Essential Skills & Experience

• 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).

Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website.

Please note that no terminology in this advert is intended to discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and ability to perform the duties of the job.

Should the role require the successful candidate to undergo and be eligible for UK Security Vetting. Clearance sponsorship will be provided where required. Due to the nature of the work, candidates should meet the relevant residency requirements. If applicable, Reserved Post nationality restrictions will be confirmed by the client. Damia is committed to inclusive recruitment and welcomes applicants from all backgrounds.

Damia Group is acting as an Employment Business in relation to this vacancy and in accordance to Conduct Regulations 2003.