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Principal Security Engineer

UK - London💼 Full-time🗓 2026-09-18 → 2026-09-25

Core

Lead the design and implementation of secure systems and processes across cloud and on-premise platforms for digital finance clients.

Role type

Principal Security Engineer (IC)

Builds

Enterprise-wide security controls, frameworks, and secure SDLC practices

Domain

Financial Services / Cybersecurity

Deliverable

production ML models | product features | infrastructure

Required skills

Cloud security (AWS/Azure/GCP), Secure coding, SIEM, IAM, Zero Trust Architecture, Security automation scripting (Python/Bash/PowerShell/Go), Vulnerability assessment, Security audits

Preferred skills

CISSP/CSSLP certification, AI-enabled security tooling integration, DevSecOps practices, Mentoring engineering teams

Technologies

Palo Alto, Microsoft security ecosystems, AWS, Azure, GCP, CI/CD pipelines (SAST/SCA/DAST/Container scanning), ISO 27001, NIST, OWASP

Responsibilities

Design and implement enterprise-wide security controls and frameworks; Embed security controls into CI/CD pipelines; Lead vulnerability assessments, code reviews and security audits; Develop and evolve security standards, engineering patterns and data protection strategies

Seniority

Principal, hands-on IC with strategic influence

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