Security Assurance Lead

Entasis Partners are exclusively supporting a leading global Financial Services organisation in the search for a Security Assurance Specialist to join a highly visible and influential cyber security function.

This is not a traditional audit, compliance or assurance role.

The Security Assurance team operates as an independent challenge function, providing Executive Leadership and Board‑level stakeholders with objective insight into whether security controls, investments and capabilities are delivering the outcomes expected by the business.

Working across a complex and rapidly evolving technology landscape, the team combines deep technical expertise, data‑driven analysis and emerging AI capabilities to assess security effectiveness, identify opportunities for improvement and drive meaningful change across the organisation.

As a Security Assurance Specialist, you will work across the entire business, engaging with engineering teams, cyber security functions, technology leaders and senior executives.

• Leading security assurance reviews across critical technology and cyber security capabilities.
• Assessing security maturity, effectiveness and risk exposure against industry standards and best practice.
• Leveraging data analytics, automation and AI techniques to enhance assurance outcomes.
• Producing clear and concise reports for senior leadership and Board‑level stakeholders.
• Presenting findings and recommendations to Executive Management and key decision‑makers.
• Supporting the continued evolution of modern Security Assurance capabilities.

We are keen to speak with individuals who combine strong technical credibility with excellent communication and stakeholder management skills.

• 7+ years' experience within Cyber Security, Security Assurance, Security Engineering, Security Architecture, Technology Risk or a related discipline.
• Experience assessing security controls, capabilities and operating effectiveness.
• A strong understanding of cyber security risk management and control frameworks.
• Exposure to cloud technologies, Dev Ops practices and modern engineering environments.
• Experience using automation, analytics or AI techniques within security, risk or assurance functions.
• The ability to communicate complex technical concepts to both technical and non‑technical stakeholders.

• Bonus opportunity of £40,000 - £80,000.
• Significant Board and Executive Leadership exposure.
• Opportunity to influence security strategy and organisational resilience.
• AI‑enabled Security Assurance capability.
• Modern cloud and technology environment.
• Broad business exposure across a global Financial Services organisation.

This is an outstanding opportunity for a cyber security professional looking to move into a highly strategic, business‑facing role with genuine influence and visibility. Please contact  for a confidential conversation.