Lead Security Engineer

Intec Select
Kensington, London, W8 6NB, United Kingdom
4 days ago
£120,000 – £140,000 pa

Salary

£120,000 – £140,000 pa

Seniority
Lead
Posted
15 Apr 2026 (4 days ago)

Lead Security Engineer – Proprietary Trading Firm – London (On-Site) – Up to £140,000 Base Salary + 20% Bonus

A leading global trading and investment firm is seeking a Lead Security Engineer to play a pivotal role in building and shaping its security practice. This is a senior, hands-on role with genuine influence across network, cyber, and cloud security, combining deep technical expertise with strategic direction.

This position is ideal for someone who wants to move beyond pure delivery and take ownership of security architecture, tooling decisions, and long-term IT security strategy within a high-performance, always-on environment.

The Role:

As Lead Security Engineer, you will act as the technical authority for security, helping to define how security is designed, implemented, and evolved across the organisation. You will work closely with Infrastructure, Cloud, and Engineering teams while advising senior stakeholders on security direction and investment.

Key responsibilities include:

Lead the design, build, and evolution of the firm’s security practice, setting standards, patterns, and best practices

Provide deep expertise across Network Security, Cyber Security, and Cloud Security

Own and develop security architecture across:

Network and perimeter security

Cloud platforms (primarily Azure)

Identity and access management

Advise on and select appropriate security tooling, ensuring the firm adopts scalable, best-in-class technologies aligned with its growth and risk profile

Define and influence IT security strategy, balancing security, performance, and operational efficiency

Act as a senior escalation point for complex security issues, incidents, and design decisions

Partner with Infrastructure and DevOps teams to embed security into platforms, automation, and operational processes

Drive improvements in monitoring, detection, vulnerability management, and threat responseSkills & Experience:

Proven experience in a Senior or Lead Security Engineering role, ideally within financial services, trading, or other high-availability environments

Strong hands-on knowledge across:

Network security (firewalls, segmentation, VPNs, secure connectivity)

Cloud security, particularly Microsoft Azure

Cyber security controls, threat detection, and incident response

Experience advising on or leading security tooling selection and roadmap decisions

Ability to operate at both technical and strategic levels, influencing stakeholders and shaping security direction

Comfortable working in fast-paced, mission-critical environmentsPackage:

Up to £140,000 base salary

Up to 15% performance-related bonus

Comprehensive benefits packageLead Security Engineer – Proprietary Trading Firm – London (On-Site) – Up to £140,000 Base Salary + 20% Bonus

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