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Investigo Government Solutions (IGS)
Principal Security Architect (Security Cleared)

Principal Security Architect (Security Cleared)

On site

London, United kingdom

Senior

Freelance

17-01-2026

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Skills

Risk Management Architecture Security Architecture Risk Assessment Recruitment

Job Specifications

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Hi, I'm Georgie

I manage this role

Georgie Williamson

Senior Consultant

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Job Description

£750 Inside IR35
6 Month initial contract
Active Security Clearance Required
1 day per week in London / Cardiff / Belfast

Our public sector client are on the hunt for a Principal Security Architect who has active Security clearance to join on a contract bases. You will operate as our clients Cyber Security Architect expert, working on projects with high strategic impact. Provide expert review and make recommendations for secure design and engineering for Technology. Ensuring alignment and consistency with architectural governance, developing vision, principles and security strategy throughout the engineering lifecycle. Be the focal point and expert in a multi-disciplinary team in a specific work area in the context of operating in a Professions and Flexible Resourcing model.

Key Responsibilities Include

Lead projects with high strategic impact, setting a strategy that can be used in the long term and across the whole organisation
To support the team deliverables, that utilise your expertise to ensure successful outcomes across team members and collaborating teams

Essential Criteria

Expertise in security architecture and applied security capability (LEAD)
Certified to one, more or equivalent: CISSP, GICSP, GRID, SABSA, TOGAF (LEAD)
Practitioner in information risk assessment and risk management
Experience of working in Cyber Security within Critical National Infrastructure
Extensive experience working collaboratively with diverse colleagues
Have experience in the process of developing and managing a range of options and decisions that aligns with your organisation’s priorities
Develops, plans and delivers work outcomes, including clear and transparent work objectives, milestones and success metrics

If this sounds like you and you are available on short notice, apply now or give Georgie a call on 447711 373276

At Investigo, we make recruitment feel easy.

Let’s keep this simple. We’re all about your success, as your success is our business. We are part of The IN Group, a collection of six award-winning specialist brands that supply the globe with end-to-end talent solutions. With recruitment at the core of our business, we’ve been connecting people since 2003.

Data & Privacy

By applying, you consent to Investigo collecting and processing your data for the purpose of recruitment and placement, in accordance with applicable data protection laws. For more information, please refer to our Privacy Notice at weareinvestigo.com.

About the Company

At Investigo Government Solutions (IGS), we partner with you to drive transformative changes and successful outcomes across complex projects, programmes and portfolios. We believe in creating lasting impacts through genuine partnership, innovation, and deep market expertise. Our approach is results-driven, and we focus on delivering tailored services that meet your unique needs. IGS are a solutions-driven business working with public sector organisations in the UK, and our overseas territories, to understand the challenges ... Know more