Senior Solution Architect – Secure Government Platforms

Senior Solution Architect – Secure Government Platforms

• Hybrid – London – 3 days per week on site in Central London
• Contract | Outside IR35
• SC Clearance Required / DV Eligible
• UK Citizenship Required
• Pay rate: £600 per day
• 6 Months

Joining a small but busy consultancy who are engaged on a key Government Secure programme, who are designing and delivering secure-by-default digital platforms for a high-assurance environment on critical national infrastructure.

They are currently supporting a landmark transformation programme involving a cross-government secure IT system, helping architect and deliver a sovereign private cloud capability designed for high-assurance operational environments.

This is an opportunity to shape a modern secure platform from the ground up and influence the end-user services underpinning national decision-making.

The Opportunity

We are seeking an experienced Senior Solution Architect to join one of our embedded government secure delivery squads. You will be responsible for designing secure, scalable, and high-quality technical solutions while guiding multidisciplinary delivery teams to implement them effectively within highly regulated environments.

This is a hands-on architecture role suited to someone who combines strategic thinking with delivery pragmatism and enjoys working closely with engineering teams to turn architecture into operational capability.

What You’ll Be Doing

• Develop end-to-end architectural designs and frameworks for complex secure systems
• Ensure solutions meet requirements for scalability, resilience, security, and operational performance
• Collaborate with stakeholders to gather business and technical requirements
• Translate requirements into actionable technical specifications and delivery backlogs
• Provide architectural oversight and technical guidance throughout delivery lifecycles
• Assess existing platforms and recommend modernisation, enhancement, or replacement strategies
• Support secure cloud and hybrid infrastructure design decisions
• Facilitate workshops and communicate architectural concepts to technical and non-technical stakeholders
• Mentor architects and engineers while promoting engineering best practice and continuous improvement
• Contribute to architecture governance, assurance, and technical decision-making within secure programmes

Essential Experience

• Proven experience as a Solution Architect within complex technology environments
• Strong understanding of:
• Hybrid and on-prem architectures
• Cloud computing principles
• Microservices architectures
• Enterprise integration patterns
• Experience designing and assuring solutions within secure or high-assurance environments
• Strong analytical and problem-solving capability
• Excellent stakeholder engagement and communication skills
• Experience working within UK Government, defence, national security, or wider public sector programmes
• Ability to operate effectively within multidisciplinary Agile delivery teams

Desirable Experience

• Experience with Kubernetes and/or Google Distributed Cloud (GDC)
• Experience working within disconnected or restricted environments
• Understanding of:
• GDS Service Standard
• Cabinet Office governance frameworks
• NCSC guidance
• Experience working within or alongside SAFe Agile Release Trains (ARTs)
• Relevant certifications such as:
• TOGAF
• Google Professional Cloud Architect
• AWS Certifications

Clearance Requirements

This role requires active SC Clearance. Candidates must also be willing to undergo Developed Vetting (DV). Due to client security restrictions, applicants must hold UK Citizenship.