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Security Engineer (Software Engineering Focus) | Quantitative Analysis and Trading Leader

The City, Central London💼 Full-time🗓 2026-05-01 → 2026-08-07

Core

Design and develop internal security tooling, automation, and defensive capabilities across the technology environment while partnering with engineering teams to improve security.

Role type

Software-oriented security engineer (generalist)

Builds

Internal security tooling, automation, and defensive capabilities

Domain

Cybersecurity engineering / Software Engineering

Deliverable

production ML models | infrastructure | product features

Required skills

Python or similar programming/scripting, security engineering, infrastructure security, threat analysis, secure engineering practices, vulnerability investigation, security architecture, tooling development

Preferred skills

Computer science or software engineering background, broad understanding of application security, detection, and threat modelling

Technologies

Python

Responsibilities

Design and develop internal security tooling and automation; Partner with software and infrastructure teams to improve security; Investigate vulnerabilities and emerging threats; Build scalable solutions for visibility and detection; Support security architecture and threat modelling discussions; Evaluate new attack techniques and translate findings into engineering improvements

Seniority

Mid-level, hands-on IC

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