Lead Security Engineer

Intec Select Ltd; Greater London; On-site; GBP 150,000; Full time

Job summary

A leading commodity trading firm in London is seeking a Lead Security Engineer to take ownership of its security function. This hands-on leadership role requires a proven track record in senior security engineering, ideally within financial services or trading environments. You will be tasked with building and executing the security strategy while ensuring systems and data are secure and aligned with industry standards. The role offers a competitive salary package and requires on-site presence five days a week.

Benefits

Discretionary bonus

Competitive benefits package

High salary package

Qualifications

• Proven experience in a senior or lead security engineering role.
• Strong background in financial services, ideally within commodity trading, energy trading, or investment banking.
• Deep hands-on security engineering and architecture experience.

Responsibilities

• Own and lead the security function, including strategy and execution.
• Design and implement security frameworks, policies, and controls.
• Act as the senior hands-on security authority across the organisation.
• Lead incident response, vulnerability management, and threat mitigation.

Skills

Senior security engineering experience

Financial services background

Hands-on security engineering

Security function leadership

Understanding of cloud environments

Job description

Lead Security Engineer

Permanent | Up to £150,000 + benefits

London | 5 days on-site

A fast-moving, rapidly growing commodity trading firm, and a leading market‑maker in energy derivatives, is expanding its technology leadership and looking for a Lead Security Engineer to take full ownership of its security function.

This is a hands‑on leadership role for an experienced security professional who has operated in high‑performance financial services environments and is comfortable setting strategy while remaining deeply technical.

Overview

As Lead Security Engineer, you will be responsible for building, leading, and executing the firm’s security strategy end-to-end. Working closely with the CTO and senior technology stakeholders, you will ensure that trading systems, infrastructure, and data are secure, resilient, and aligned with industry best practice.

The ideal candidate will have strong experience within financial services, ideally from trading, capital markets, or large‑scale banking environments, and will be confident leading security in a fast‑paced, commercial setting.

Role & Responsibilities

• Own and lead the security function, including strategy, roadmap, and execution
• Design, implement, and maintain security frameworks, policies, and controls
• Act as the senior hands‑on security authority across the organisation
• Ensure alignment with recognised security frameworks (ISO 27001, NIST, CIS, SOC2, etc.)
• Embed security by design across infrastructure, cloud, networks, and applications
• Lead incident response, vulnerability management, and threat mitigation
• Partner closely with engineering, infrastructure, and leadership teams
• Support audits, risk assessments, and regulatory requirements relevant to financial markets

Essential Skills & Requirements

• Proven experience in a senior or lead security engineering role
• Strong background in financial services, ideally within commodity trading, energy trading, capital markets, or investment banking
• Deep hands‑on security engineering and architecture experience
• Experience building, leading, or significantly maturing a security function
• Strong understanding of enterprise infrastructure and modern cloud environments
• Comfortable operating in a high‑pressure, high‑accountability trading environment

Package

• c£150,000
• Discretionary bonus
• Competitive benefits package
• Onsite (5x week in London)