Senior Technical Architect Public Sector | Hybrid | Discovery Phase Programme

Senior Technical ArchitectPublic Sector | Hybrid | Discovery Phase ProgrammeStart ASAP10 Weeks inital discovery with an option to go on for 2 yearsInside ir35Remote – Once or twice across the contract onsite to your local office

Provided technical leadership and architectural governance for a large-scale public sector discovery focused on enabling secure data sharing and integration across multiple external organisations. Key Responsibilities

• Led the technical architecture workstream, defining solution boundaries, identifying risks, and assessing technical feasibility.
• Designed cloud-native architecture patterns across AWS and Azure, including APIs, integration services, and scalable data platforms.
• Established security, identity, and governance frameworks to support compliance, assurance, and approval processes.
• Collaborated with delivery, data, and product teams to shape operating models and technical solutions.
• Guided prototyping activities, ensuring solutions were technically viable and aligned to long-term architectural strategy.
• Defined technical success measures, pilot approaches, and architecture outputs required for progression into the next delivery phase.
• Presented architectural recommendations and risk assessments to senior stakeholders and governance boards.

Skills & Experience

• Enterprise Architecture and Cloud Platforms (AWS, Azure)
• API Strategy and Cross-Organisation Integration
• Event-Driven and Service-Oriented Architectures
• Security Architecture, IAM, OAuth2/OIDC, and Encryption
• Data Architecture and Platform Design
• TOGAF, ArchiMate, UML, and Architecture Governance
• Agile Delivery and Digital Service Assurance
• Stakeholder Management and Executive Advisory