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Markets Product Security Engineer

Job in Greater London, London, Greater London, EC1A, England, UK
Listing for: ION
Full Time position
Listed on 2026-01-13
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Information Security, IT Consultant
Job Description & How to Apply Below
Location: Greater London

Markets Product Security Engineer

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The Role

This is an amazing opportunity to work with the Information Security and Compliance Team  a Product Security Engineer, you would be the key enabler of secure and compliant products. You should have knowledge of attack paths across the technology stack, including tactics, techniques and procedures (TTPs) used by adversaries to exploit vulnerabilities. You will be a trusted advisor throughout the product development lifecycle, incorporating knowledge of emerging threats, business goals and system design to improve platform security posture.

You will be responsible for aligning the Markets security strategy, security design and controls engineering to product roadmap, and for providing transparency to leadership on product control performance and associated risk.

Key Responsibilities
  • Monitor and identify security events and emerging threats associated with the product line(s) you are managing and any dependencies.
  • Act as the interface between CSIRT and Product teams as part of security incident activities.
  • Deliver threat modelling and hunting to identify vulnerabilities in product design and provide control recommendations to mitigate those risks.
  • Engage in architecture and design reviews to ensure product alignment with Security strategy and industry best practices.
  • Stay up to date with industry trends, best practices and regulatory standards that may impact product implementations.
  • Support the engineering of control solutions where existing offerings are not available.
  • Provide security expertise during incident and problem management.
  • Produce threat intelligence briefings and other work products to share information across the organisation.
  • Respond to ad-hoc requests for platform security related guidance.
  • This role may require some overnight, weekend and on‑call activities.
Required Skills, Qualifications and Experience
  • Knowledge of:
    Working within the financial services industry, or other highly regulated industries in a technical role.
  • Information security management, governance, and compliance principles, practices, laws, rules and regulations, e.g., NIST, ISO, NIS, DORA and GDPR.
  • Information technology systems and processes, network infrastructure, data architecture, data processes and protocols.
  • Cyber and cloud security standard frameworks, architecture, design, operations, controls, technology, solutions and service orchestration, e.g., CIS, CSF.
  • Skills in:
    Security Tooling (proficiency in common security tools such as SIEMs, vulnerability scanners, firewalls and EDR products), scripting (Python, BASH, or Power Shell), security incident management (assist with detection, response, recovery of escalated security incidents and manage backlog/lessons learned actions), risk assessment (proficiency in conducting security risk assessments and providing thorough post‑event analyses), security expertise (providing security expertise during incident and problem management), communication (strong communication skills to explain complex security issues to both technical and non‑technical audiences).
  • Ability to effectively communicate technical issues to diverse audiences, both in writing and verbally; handle sensitive and confidential matters; understand and follow broad and complex instructions; comprehend technical language and write in an objective, lucid manner; work independently and prioritize multiple tasks and adapt to needed changes; remain calm under high pressure/difficult situations.
Preferred Certifications
  • GCIH
  • CSEC
  • CSSLP
  • CISSP
  • CASP+
About Us

We’re a diverse group of visionary innovators who provide trading and workflow automation software, high‑value analytics, and strategic consulting to corporations, central banks, financial institutions, and governments. Founded in 1999, we’ve achieved tremendous growth by bringing together some of the best and most successful financial technology companies in the world.

  • Over 2,000 of the world’s leading corporations, including 50% of the Fortune 500 and 30% of the world’s central banks, trust ION…
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