Technical Operations Engineer

The Role

Key Responsibilities

• Leading threat detection and response capabilities — including deception technologies and alerting — across on-premises infrastructure and cloud environments.
• Architecting, implementing, and maintaining security controls spanning applications, infrastructure, and cloud platforms.
• Contributing to internal certificate authority design, alongside authentication and authorisation frameworks for both human and non-human identities.
• Establishing and enforcing security standards, policies, and procedures in line with regulatory obligations and business priorities.
• Collaborating with Engineering and Operations teams to embed security best practices into development and deployment lifecycles.
• Making foundational architectural decisions that support the Firm’s growth trajectory and long-term security posture.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related discipline.
• 5+ years of professional experience in security engineering and information security, ideally within financial services or similarly demanding environments.
• Demonstrated experience with security monitoring, incident response, or SIEM platforms.
• Strong analytical mindset with a rigorous approach to risk identification and mitigation.
• Background in software development, operating systems, or systems administration, with strong Linux experience.
• A proven record of delivering well-reasoned, robust security solutions.
• Working knowledge of FIX protocol and the security considerations of financial messaging infrastructure.
• Clear and effective communication skills, including the ability to engage technical and non-technical stakeholders.
• Nice to Have
• Hands-on experience with cloud platforms (AWS, GCP, or Azure) and cloud-native security tooling.
• Familiarity with financial services regulatory requirements.