Security Architect in Slough

Security Architect in Slough

Slough Full-Time 48000 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Design and govern secure solutions for UK Government environments.
  • Company: Join a high-performing security team dedicated to public sector safety.
  • Benefits: Competitive salary, flexible working, and opportunities for professional growth.
  • Why this job: Make a real difference in national security while advancing your career.
  • Qualifications: Active SC clearance and experience in security architecture required.
  • Other info: Collaborative environment with strong stakeholder engagement and career development.

The predicted salary is between 48000 - 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
  • Working knowledge of relevant standards and frameworks such as: NCSC guidance / CAF, ISO 27001/27002, NIST (where relevant)
  • Experience producing clear, client-ready documentation: HLD/LLD security inputs, architecture diagrams, design decisions, risk/controls mapping.
  • Strong stakeholder management skills - comfortable challenging designs and influencing technical direction.
  • 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 Slough employer: iO Associates

    Join a leading security function dedicated to supporting the UK Government and public sector, where your expertise as a Security Architect will be valued and impactful. With a strong emphasis on employee growth, we offer a collaborative work culture that encourages innovation and professional development, alongside competitive benefits tailored to enhance your work-life balance. Located in a dynamic environment, you will have the unique opportunity to engage with senior stakeholders and contribute to critical security initiatives that protect national interests.
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    Contact Detail:

    iO Associates Recruiting Team

    StudySmarter Expert Advice 🤫

    We think this is how you could land Security Architect in Slough

    ✨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. Attend industry events or webinars to meet potential employers and get your name out there.

    ✨Tip Number 2

    Showcase your expertise! Create a portfolio that highlights your previous work as a Security Architect. Include case studies or examples of how you've tackled security challenges, especially in government settings. This will give you an edge when discussing your experience.

    ✨Tip Number 3

    Prepare for interviews by brushing up on your knowledge of security architecture principles and relevant frameworks. Be ready to discuss how you would approach specific scenarios related to cloud security and risk management in a government context.

    ✨Tip Number 4

    Don’t forget to apply through our website! We’ve got loads of opportunities that match your skills. Plus, it’s a great way to ensure your application gets seen by the right people in our team.

    We think you need these skills to ace Security Architect in Slough

    Active SC Clearance
    Security Architecture
    Cloud Security (Azure/AWS/GCP)
    Network & Infrastructure Security
    Identity & Access Management (SSO, MFA, PAM, RBAC/ABAC)
    Endpoint/Server Hardening
    Security Standards and Frameworks (NCSC guidance, ISO 27001/27002, NIST)
    Threat Modelling
    Security Risk Analysis
    Stakeholder Management
    Technical Risk Assessments
    Documentation Skills (HLD/LLD, architecture diagrams)
    DevSecOps
    Zero Trust Principles
    Protective Monitoring/SIEM Concepts

    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!

    Showcase Your Achievements: Don’t just list your responsibilities; showcase your achievements! Use specific examples of how you’ve delivered security architecture or influenced technical direction in past roles. This helps us see the impact you can make.

    Be Clear and Concise: When writing your application, be clear and concise. Use straightforward language and avoid jargon where possible. We appreciate a well-structured application that gets straight to the point!

    Apply Through Our Website: We encourage you to apply through our website for the best chance of getting noticed. It’s super easy, and you’ll find all the details you need right there. Let’s get your application in!

    How to prepare for a job interview at iO Associates

    ✨Know Your Security Standards

    Familiarise yourself with UK Government security standards and frameworks like NCSC guidance, ISO 27001, and NIST. Be ready to discuss how you've applied these in your previous roles, especially in environments like the MOJ or Home Office.

    ✨Showcase Your Stakeholder Skills

    Prepare examples of how you've engaged with both technical and non-technical stakeholders. Highlight instances where you influenced design decisions or navigated governance boards, as this will demonstrate your ability to communicate complex security concepts effectively.

    ✨Demonstrate Threat Modelling Expertise

    Be prepared to discuss your experience with threat modelling and security risk analysis. Bring specific examples of how you've identified risks and implemented mitigations, showcasing your proactive approach to security architecture.

    ✨Bring Clear Documentation Samples

    Have samples of your client-ready documentation, such as high-level designs or architecture diagrams, ready to share. This will not only illustrate your technical skills but also your ability to produce clear and concise documentation that aligns with security requirements.

    Security Architect in Slough
    iO Associates
    Location: Slough
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    I
    • Security Architect in Slough

      Slough
      Full-Time
      48000 - 72000 £ / year (est.)
    • I

      iO Associates

      50-100
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