Lead Solution Architect - Public Sector Consulting

Lead Solution Architect - Public Sector Consulting

Our Public Sector Business Unit is growing rapidly, and we are looking for an experienced permanent Lead Solution Architect to join our expanding team delivering high-impact digital and data transformation for UK central government clients.

What you'll be doing:

• Focus on pre-sales activity, developing solution strategies, high-level designs, and producing responses to RFPs in collaboration with sales and bid teams.
• Engage with senior client stakeholders to understand business problems and translate them into composable, scalable solution architectures that are secure, compliant, and future-ready.
• Work closely with multi-disciplinary teams—delivery managers, business analysts, technical architects, and engineering leads—to shape delivery models that meet client and user needs.
• Contribute to governance and assurance, ensuring architectural coherence across delivery workstreams, and adherence to government standards (e.g. GDS, NCSC, Cabinet Office, MOD).
• Collaborate with our Government CTO and wider leadership team to shape IP, frameworks, and go-to-market offerings.
• Coach and mentor other architects and support the development of architecture capability within the business.

What experience you'll bring:

• Significant experience designing and delivering complex digital and data solutions in the UK Government or wider Public Sector.
• Deep knowledge of enterprise architecture patterns, public cloud services (Azure, AWS), application design, integration patterns (API, event-driven), and data platforms.
• Demonstrable success in shaping client strategies, designing operating models, and engaging in business case development and benefit modelling.
• Experience of bid and pre-sales involvement, including shaping client proposals, contributing to SOWs, and presenting to commercial and technical stakeholders.
• A sound understanding of government standards and frameworks, including the Digital Service Standard, GDS assessment criteria, NCSC cloud security principles, and relevant assurance models.
• Experience working in agile delivery environments and collaborating across business and technology domains.
• Excellent communication and leadership skills, with the ability to articulate and advocate for strategic solutions at executive level.

Education and Experience:

Essential:

• Demonstrated success in producing winning proposals for central government clients.
• Extensive experience in a solution architecture or enterprise architecture role, within government or regulated industries.
• Background in consulting, systems integration, or technology leadership within public sector environments.

Desirable:

• Relevant certifications such as TOGAF, SAFe, or cloud architect qualifications (Azure/AWS).
• Understanding of government technology assurance frameworks and legacy modernisation journeys.
• Degree in a technology-related discipline or equivalent practical experience.