Principal Security Architect & Engineering Lead

• Principal Security Architect & Engineering Lead
• JOB-1221
• Buckinghamshire
• Permanent
• Laura Bell
• 81000
• 86000
• GBP
• 31 Jul 2026

Ready to shape the security architecture behind a major digital transformation programme?

Security architecture is no longer just about protecting technology. It's about enabling organisations to innovate, scale and transform with confidence.

We're working with a leading organisation investing heavily in its cyber security, cloud and digital capabilities, and they're looking for an experienced Principal Security Architect & Engineering Lead to define the future of enterprise security across a complex technology estate.

Reporting into the senior security leadership team, you'll play a strategic role in shaping security architecture, driving secure-by-design principles, influencing technology decisions, and ensuring security remains embedded throughout the entire technology lifecycle.

This is an exceptional opportunity for a security leader who combines enterprise-level thinking with deep technical expertise and a passion for driving meaningful change.

What You'll Be Doing

As the Principal Security Architect & Engineering Lead, you will:

• Define and evolve enterprise-wide security architecture strategies
• Establish security principles, standards, frameworks and controls across cloud, on-premise and third-party environments
• Provide technical governance and security oversight for major transformation initiatives
• Ensure security requirements are built into solutions from the earliest design stages
• Champion secure-by-design methodologies across development and delivery teams
• Drive the adoption of modern DevSecOps practices within CI/CD pipelines
• Lead technical security risk assessments and design assurance activities
• Collaborate with infrastructure, engineering and architecture teams to implement robust security capabilities
• Support the secure integration of cloud platforms, SaaS solutions and third-party services
• Contribute to cyber incident response and resilience strategies through effective security architecture

What We're Looking For

We're keen to speak with experienced Security Architects and Security Engineering leaders who can demonstrate:

• Enterprise Security Architecture
• Cloud Security Design
• Security Governance & Assurance
• Security Engineering Leadership
• Technical Risk Assessment
• Security Framework Development
• DevSecOps & Secure Software Delivery

Technical Expertise In

• Microsoft Security Technologies
• AWS Security
• SaaS & IaaS Platforms
• Identity & Access Management (IAM)
• Security Operations & SIEM
• Vulnerability Management
• Network Security
• Infrastructure as Code
• Security Automation
• CI/CD Security Controls

Personal Attributes

You will be:

• A strategic thinker with strong technical credibility
• Comfortable influencing senior stakeholders
• An advocate for secure innovation
• A collaborative leader capable of driving change through influence
• Passionate about engineering excellence and continuous improvement
• Able to communicate complex security concepts to technical and non-technical audiences alike

What's In It For You?

Package Includes

• 15% performance-related bonus
• Enhanced pension scheme
• Private medical insurance
• Life assurance
• 27 days annual leave plus bank holidays
• Volunteer leave entitlement
• Enhanced family-friendly benefits
• Ongoing professional development and certification support

Why Apply?

This is a rare opportunity to join an organisation where cyber security has genuine board-level visibility and influence.

You'll take ownership of enterprise security architecture, influence major technology decisions, and help shape the security foundations that support digital transformation, cloud adoption and future innovation.

If you're looking for a role where you can combine strategy, architecture and hands-on technical leadership while making a visible impact across a large-scale environment, we'd love to hear from you.

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