Security Architect

Sanderson Government & Defence; Remote; GBP 70,000 - 90,000; Full time

Job summary

A security-focused service provider is seeking an experienced Security Architect in the United Kingdom to shape secure digital services and provide expert security design guidance across projects. The ideal candidate will have over 5 years of experience in security architecture and a strong knowledge of cloud security, legislation, and security frameworks. This role requires you to pass a high level of UK security clearance. If you're interested, reach out to apply.

Qualifications

• 5+ years of experience in a Security Architect or senior technical security role.
• Proven experience in cybersecurity or security architecture.
• Strong foundations in PKI, cryptography, and access management.

Responsibilities

• Provide secure design advice throughout the project lifecycle.
• Validate the design and effectiveness of security controls.
• Identify and assess security risks in proposed architectures.

Skills

Cybersecurity

Security architecture

Risk management

Problem-solving mindset

Cloud security

PKI and cryptography

Education

CISSP or similar certification

Full Membership of CIISEC or equivalent

Tools

AWS services

Cloud-native security tools

Endpoint security tools

Job description

Sanderson are working with a Cyber Security service provider as they look to build out their Cyber function. This role will encompass building out a secure cyber architecture piece working within public sector.

The Impact You'll Make

As a Security Architect, you'll play a critical role in shaping secure, resilient digital services from concept through to retirement. You'll provide expert security design guidance across projects, ensuring solutions meet security standards while enabling innovation and cloud-first delivery.

In this role, you will:

• Provide secure design advice from Discovery phase through delivery, operation, and disposal.
• Ensure solution and product designs align with security standards, blueprints, and architectural patterns.
• Champion Secure by Design and architectural best practices to reduce information risk.
• Validate the design, implementation, and effectiveness of security controls.
• Deliver security architecture supporting large, data-driven services across private and public cloud environments.
• Design and scope IT Health Checks (ITHCs) to identify key security risks.
• Review ITHC outcomes, providing clear guidance and actionable remediation plans.
• Identify and assess security risks in proposed architectures, recommending mitigations and alternative solutions.
• Perform threat modelling, risk assessment, and security analysis for systems, applications, and infrastructure.
• Design proportionate security controls aligned to risk appetite, leveraging native cloud capabilities.
• Produce high-quality security architecture artefacts, including standards, patterns, and blueprints.

What You'll Bring

You're an experienced security professional with a strong architectural mindset and a passion for building secure, scalable systems.

You’ll bring:

• Proven experience in cybersecurity, security architecture, risk management, or related disciplines.
• Experience level: 5+ years in a Security Architect or senior technical security role.
• Strong working knowledge of:
  • Security-related legislation and regulatory requirements
  • Security control frameworks
  • HMG and NCSC policies, standards, and guidance
  • Cloud security, including AWS services
  • Event-driven, microservices-based architectures using native cloud technologies
• Certifications: One or more of SABSA, TOGAF, AWS/Azure Solutions Architect, CISSP, CISM, or similar.
  • Achieved or working towards Full Membership of CIISEC and UK Cyber Security Council registration
• Technical expertise across cloud security posture management, cloud-native security tools and endpoint security.
• Strong foundations in PKI, cryptography, privileged access management, and role-based access control.
• A problem-solving mindset with the ability to design pragmatic, innovative security solutions.

This role will require you to be willing and eligible to undergo a high level of UK security clearance

If you're interested in the above, apply or reach out to [e-mail]

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.