Principal Security EngineerLocation: London (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentLead advanced security engineering initiatives that safeguard the future of digital financeThe RoleAs a Principal Security Engineer at Capco, you'll lead the design and implementation of secure systems and processes across cloud and on-premise platforms.
Increase your chances of an interview by reading the following overview of this role before making an application.
You'll collaborate closely with engineering and client teams to embed security-by-design principles throughout the SDLC, integrate automated security tooling, and ensure resilience against evolving cyber threats.
You'll also use approved AI tools and AI-enabled workflows where appropriate to improve the speed, quality and effectiveness of security engineering, while maintaining human judgement, responsible AI guardrails and appropriate review and escalation.
What You'll DoDesign and implement enterprise-wide security controls and frameworks, using approved AI and automation where appropriate to improve security outcomesEmbed security controls into CI/CD pipelines (SAST, SCA, DAST, container scanning) and enable secure SDLC practicesCollaborate across teams to champion secure development practices and responsible use of AI-enabled security workflowsLead vulnerability assessments, code reviews and security audits across infrastructure and applications, maintaining appropriate human review, audit trails and escalation pathwaysDevelop and evolve security standards, engineering patterns and data protection strategiesWhat We're Looking ForStrong hands-on experience with Palo Alto, Microsoft or similar security ecosystemsDeep understanding of cloud security for AWS, Azure or GCP platformsProven expertise in secure coding, endpoint protection, SIEM and IAMFamiliarity with frameworks and standards such as ISO 27001, NIST and OWASP, alongside an understanding of responsible AI, security guardrails and human-in-the-loop controlsProficiency in Python, Bash, PowerShell or Go for security automation and tool development, with experience implementing Zero Trust Architecture solutionsBonus Points ForCertifications such as CISSP, CSSLP or cloud-specific credentialsExperience building or integrating AI-enabled security tooling, automation and responsible AI guardrailsExperience mentoring engineering teams and driving security awarenessAdvanced knowledge of DevSecOps tools and practicesExposure to financial services security and regulatory requirements, with a passion for staying current with cyber trends and emerging threat landscapesWhy Join CapcoDeliver high-impact technology solutions for Tier 1 financial institutionsWork in a collaborative, flat, and entrepreneurial consulting cultureAccess continuous learning, training, and industry certificationsBe part of a team shaping the future of digital financial servicesHelp shape the future of digital transformation across FS & Energy.
BenefitsWe offer a competitive, people-first benefits package designed to support every aspect of your life: Core Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.
Mental Health: Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.
Family-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.
Family Care: Eight complimentary backup care sessions for emergency childcare or elder care.
Holiday Flexibility: Five weeks of annual leave with the option to buy or sell holiday days based on your needs.
Continuous Learning: Your growth, your way—minimum 40 hours of training annually through workshops, certifications, and e-learning.
You'll also be assigned a Business Coach from Day One to support your professional development. Healthcare Access: Convenient online GP services. Extra Perks: Wellhub (Gympass), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance. Inclusion at CapcoWe're committed to making our recruitment process accessible and straightforward for everyone.
If you need any adjustments at any stage, just let us know—we'll be happy to help.
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Principal Security Engineer in Vauxhall employer: Capco
Capco is an exceptional employer that fosters a collaborative and entrepreneurial culture, allowing you to deliver high-impact transformation programmes for Tier 1 financial institutions. With a strong commitment to employee growth, you will benefit from continuous learning opportunities, structured career development, and a supportive environment that values work-life balance through generous leave policies and wellness perks. Join us in shaping the future of cyber and operational resilience while enjoying a competitive benefits package in the vibrant city of London.
