Techfellow Limited
Security Architect | Global Macro Trading Specialist
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[Up to c. £250k Comp Package | On-Site Working]
Role Overview
We’re working with a highly regarded London-based investment firm seeking a Security Architect to shape secure design across cloud, Kubernetes, application delivery, identity, and enterprise security controls. Sitting within a small, high-impact cybersecurity function, this role will act as a technical design authority across modern platforms, partnering closely with engineering, infrastructure, cloud, development, trading, investment, and compliance teams to embed security into technology decisions from the outset...
Key Responsibilities
Lead security architecture across cloud, Kubernetes, secure software delivery, identity, infrastructure, and enterprise control domains Define practical security principles, reference designs, patterns, standards, and reusable guardrails for engineering teams Act as a security design authority for cloud platforms, Kubernetes clusters, application architectures, CI/CD pipelines, developer workflows, and supporting infrastructure Review new systems, platforms, applications, and material technology changes, identifying risks and recommending proportionate controls Shape cloud security architecture across identity, networking, encryption, logging, workload protection, secrets management, CSPM, and policy-as-code Define Kubernetes security patterns covering cluster design, workload isolation, admission control, image security, runtime security, network policies, observability, and secure deployment Influence secure software development practices across threat modelling, secure design, CI/CD controls, application testing, dependency risk, secrets scanning, and software supply chain security Contribute to security roadmaps, control maturity plans, technical documentation, decision records, risk assessments, and target-state architecture
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What You’ll Bring…
7+ years of cybersecurity experience, including strong exposure to security architecture, security design, or senior technical security leadership A strong academic background from a highly selective university or international equivalent, ideally in a technical discipline Strong cloud security architecture knowledge across identity, networking, encryption, logging, monitoring, posture management, and workload protection Experience designing or reviewing controls for Kubernetes, containers, and cloud-native platforms Experience with policy-as-code, infrastructure-as-code security, and automated guardrails across cloud or Kubernetes environments Strong understanding of secure software development, including threat modelling, secure design, CI/CD security, application testing, secrets management, dependency management, and software supply chain risk Ability to assess technical designs, identify risk, explain trade-offs, and recommend practical security controls for engineering teams Experience defining security standards, architecture patterns, control requirements, and technical guardrails across complex enterprise environments Strong communication and stakeholder skills, with the ability to influence infrastructure, cloud, development, security, risk, and business teams Clear architecture documentation skills, including design principles, control requirements, risk assessments, decision records, and target-state recommendations (Preferred) Relevant certifications such as CISSP, CCSP, GIAC, AWS Security Specialty, Azure Security Engineer, or equivalent practical experience (Preferred) Experience with CSPM, container security, Kubernetes policy enforcement, SCA, SAST, DAST, secrets scanning, CI/CD security, or cloud-native security tooling (Preferred) Familiarity with DevSecOps models and embedding security controls into developer workflows
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