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For Companies At a Glance
- Tasks: Design and govern secure solutions for UK Government environments, ensuring compliance with security standards.
- Company: Join a high-performing security function dedicated to public sector safety.
- Benefits: Competitive salary, flexible working patterns, and opportunities for professional growth.
- Why this job: Make a real impact on national security while working with cutting-edge technology.
- Qualifications: Active SC clearance and proven experience in security architecture within government sectors.
- Other info: Collaborative environment with strong stakeholder engagement and career advancement opportunities.
The predicted salary is between 43200 - 72000 £ per year.
An opportunity for an experienced Security Architect to join a high-performing security function supporting UK Government / public sector-aligned environments. This role is ideal for someone with active Security Check (SC) clearance and proven experience delivering security architecture across organisations such as the Ministry of Justice (MOJ), Cabinet Office, Home Office, or closely aligned environments.
You will work with senior technical and non-technical stakeholders to design, assure and govern secure solutions across cloud, on-prem and hybrid platforms, ensuring alignment with UK Government security standards and risk appetite.
Role Details
- Type: Permanent
- Clearance: Active SC required
- Sector: UK Government / MOJ / Cabinet Office / Home Office-aligned programmes
- Location / Working Pattern: (Insert site location + hybrid expectations)
- Salary: DOE
Key Responsibilities
- Produce and own security architecture across programmes, platforms and services (new and existing).
- Lead architecture assurance and governance activities, including security design reviews and technical risk assessments.
- Develop and maintain security patterns, reference architectures, and control frameworks for consistent delivery.
- Translate business and operational requirements into secure-by-design technical solutions.
- Perform and document threat modelling, security risk analysis, and mitigations (including residual risk).
- Work closely with engineering, infrastructure, network, and application teams to embed security into delivery lifecycles (DevSecOps where applicable).
- Support security accreditation / assurance activity and relevant documentation (e.g., security cases, risk treatment plans, architecture packs).
- Engage with stakeholders across programmes including delivery leads, technical authorities, and governance boards.
Essential Skills & Experience
- Active SC clearance (must be current).
- Proven experience as a Security Architect within UK Government / Justice / Home Affairs-aligned environments (e.g., MOJ, Cabinet Office, Home Office, agencies, arm's-length bodies, policing, or CNI with comparable governance).
- Strong understanding of security architecture principles across:
- Cloud security (Azure/AWS/GCP) and hybrid environments
- Network & infrastructure security (segmentation, boundary controls, secure connectivity)
- Identity & access management (SSO, MFA, PAM, RBAC/ABAC concepts)
- Endpoint / server hardening and secure platform baselines
Desirable (Nice to Have)
- Experience with UK Government security governance (e.g., architecture boards, service assessments, secure-by-design reviews).
- Knowledge of protective monitoring / SIEM concepts and how logging/telemetry should be architected.
- Exposure to Zero Trust principles and modern security patterns.
- Relevant certifications: SABSA, CISSP, CCSP, CISM, CCSK, ISO 27001 Lead Implementer/Auditor, Azure/AWS security certs.
Security Architect in Southampton employer: iO Associates
Contact Detail:
iO Associates Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Security Architect in Southampton
✨Tip Number 1
Network like a pro! Reach out to your connections in the security field, especially those who have experience with UK Government environments. A friendly chat can lead to insider info about job openings or even referrals.
✨Tip Number 2
Prepare for interviews by brushing up on your knowledge of security architecture principles and relevant frameworks. We recommend practising common interview questions and scenarios related to cloud security and risk assessments to show you’re the right fit.
✨Tip Number 3
Don’t underestimate the power of follow-ups! After an interview, drop a quick thank-you email to express your appreciation and reiterate your interest in the role. It keeps you fresh in their minds and shows your enthusiasm.
✨Tip Number 4
Apply through our website for the best chance at landing that Security Architect role. We’ve got all the latest opportunities listed, and applying directly can sometimes give you an edge over other candidates!
We think you need these skills to ace Security Architect in Southampton
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Security Architect role. Highlight your experience with UK Government environments and any relevant security frameworks. We want to see how your skills align with what we’re looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about security architecture and how your background makes you a perfect fit for our team. Don’t forget to mention your active SC clearance!
Showcase Your Achievements: When detailing your experience, focus on specific achievements that demonstrate your expertise in security architecture. We love numbers and results, so if you’ve improved security measures or led successful projects, let us know!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, you’ll find all the details you need about the role and our company culture there!
How to prepare for a job interview at iO Associates
✨Know Your Security Standards
Make sure you’re well-versed in UK Government security standards and frameworks like NCSC guidance, ISO 27001, and NIST. Brush up on how these apply to cloud, hybrid, and on-prem environments, as you'll need to demonstrate your understanding during the interview.
✨Showcase Your Stakeholder Skills
Prepare examples of how you've successfully engaged with both technical and non-technical stakeholders. Highlight instances where you’ve influenced design decisions or navigated governance boards, as this role requires strong stakeholder management.
✨Demonstrate Threat Modelling Expertise
Be ready to discuss your experience with threat modelling and security risk analysis. Bring specific examples of how you've documented risks and mitigations, and be prepared to explain your thought process behind secure-by-design solutions.
✨Prepare for Technical Questions
Expect technical questions related to security architecture principles, such as identity and access management or endpoint hardening. Brush up on your knowledge of Zero Trust principles and be ready to discuss how you would implement them in a real-world scenario.
