Experienced Security Architect | Professional Pension Management Firm

Job Description
[Up to c. £230k Comp Package | Hybrid Working - 3 Days in Office]
We're partnering with a market-defining pensions investment firm undertaking a large-scale transformation of its technology and security landscape. Backed by strong executive sponsorship, they’re redesigning core architecture, building cloud- systems, and investing in a high-trust, hands-on security function to future-proof operations. This is a unique opportunity to shape the security architecture of a business responsible for safeguarding over £65 billion in assets - where your input won’t sit on the shelf, but will be built, deployed, and relied upon...
Key Responsibilities
Lead the design and development of secure architecture patterns across cloud- infrastructure (AWS/Azure), serverless systems, and distributed environments
Collaborate closely with engineering and product teams to evaluate architecture proposals, reduce risk, and embed intuitive security controls across the SDLC
Perform security-focused architecture reviews of key platforms and workflows, guiding engineering teams through the development phase with secure-by-design advice
Translate complex threats into architectural controls and reusable policy-as-code modules that prevent risk before it materialises
Support cloud security strategy through templates, IaC modules, and proactive risk reduction initiatives
Advocate for secure development practices - from CI/CD pipelines to containerised workloads - ensuring that friction is addressed with empathy and practical value
Apply threat modelling frameworks to uncover vulnerabilities and recommend architecture-level mitigation strategies
Work directly with developers and infrastructure teams to align real-world engineering goals with enterprise security objectives
What You Bring...
6+ years’ experience in Security Engineering, Software Engineering, or Security Architecture roles
Proven track record of designing secure systems within cloud- environments (AWS or Azure)
Comfortable developing IaC (Terraform or similar), automating security controls, and contributing to secure infrastructure practices
Strong understanding of modern security principles, threat actor behaviour, and risk frameworks (NIST )
Skilled in collaborating with developers to find practical, low-friction ways to implement secure patterns
Confident communicator across technical and non-technical teams, with the ability to influence architecture-level decisions
Deep familiarity with secure development tooling, infrastructure design, and threat modelling practices
Background in highly regulated environments such as financial services, insurance, or pensions
() Degree in a related field and/or certifications such as CISSP, CISM, or equivalent
() Experience contributing to architectural governance, documentation, and change control in scaled organisations
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