Principal Security Engineer Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent Secure the future of digital finance by leading innovative cybersecurity strategies The Role As a Principal Security Engineer at Capco, you'll lead the design, implementation, and integration of robust security frameworks across cloud and on-premise environments. You will partner with engineering and client teams to embed security best practices across the SDLC, while driving forward our capabilities in vulnerability management, compliance, and secure architecture. What You’ll Do Lead enterprise-wide security initiatives using SAST, DAST, SCA, and container scanning tools like CheckmarxOne and Prisma Cloud Design and implement secure cloud infrastructures, endpoint protection, and data encryption strategies Guide secure-by-design principles and embed security tools into CI/CD pipelines Conduct security audits, vulnerability assessments, and threat analysis across systems Mentor engineering teams on secure development and build Capco’s internal security knowledge base What We’re Looking For Strong application and cloud security experience across AWS, Azure, or GCP Proficiency in SAST, DAST, SCA, and container scanning integration Deep knowledge of data protection techniques including encryption and masking Familiarity with industry standards such as ISO 27001, NIST, OWASP Programming experience in Python, Java, or Go Bonus Points For Relevant certifications such as CISSP, CSSLP, or cloud-specific security credentials Experience mentoring security engineers or contributing to RFPs and thought leadership Exposure to secure DevOps (DevSecOps) environments and compliance frameworks Experience with Prisma Cloud, CheckmarxOne, or equivalent tools Strong stakeholder engagement and communication skills Why Join Capco Deliver high-impact technology solutions for Tier 1 financial institutions Work in a collaborative, flat, and entrepreneurial consulting culture Access continuous learning, training, and industry certifications Be part of a team shaping the future of digital financial services Help shape the future of digital transformation across FS & Energy. Benefits We 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: 8 complimentary backup care sessions for emergency childcare or elder care. Holiday Flexibility: 5 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. Take your pick; workshops, certifications, e-learning. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development. Healthcare Access: Convenient online GP services. Extra Perks: Gympass(Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance. Inclusion at Capco We’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. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day. LI-DNI