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About the Role

The Security Automation Engineer will join the Security Automation Engineering (SAE) team in London, designing and implementing automated detection and response capabilities to protect G-Research’s diverse and complex estate. This role involves building secure, scalable, and reliable automation systems to enhance response times, reduce manual effort, and improve cyber resilience, working at the intersection of software engineering and cyber security.

Responsibilities

Design, build and maintain automated detection and response systems across G-Research’s hybrid environments (HPC, Azure, AWS).
Develop high-quality, well-tested code primarily in Python, following secure engineering best practices.
Implement and maintain infrastructure-as-code and CI/CD pipelines (e.g. Jenkins, ArgoCD).
Collaborate with CSIRT and other security teams to integrate data and automation from tools such as Azure Defender XDR, AWS Security Hub, and Elastic Security.
Participate in code reviews, contributing to a culture of quality, maintainability and security.
Contribute to architectural discussions and design reviews, providing feedback and practical input on implementation approaches.
Monitor system performance and reliability, identifying opportunities for operational improvement.
Work with stakeholders to understand automation requirements and deliver robust, scalable solutions.
Continuously improve development processes, documentation and engineering standards within the team.

Requirements

Strong Python development skills with an understanding of secure software engineering and automation in complex environments.
Practical experience building and maintaining production systems in at least one major public cloud provider (AWS or Azure).
Familiarity with DevOps and infrastructure automation tooling (e.g. Jenkins, ArgoCD, Terraform, Ansible).
Exposure to security operations tooling such as SIEM/XDR/SOAR platforms (e.g. Microsoft Sentinel, Elastic Security, AWS Security Hub).
Experience working in agile delivery teams and collaborating with diverse technical stakeholders.
Strong problem-solving skills and a passion for building clean, maintainable, and scalable systems.
A growth mindset and desire to continuously improve systems, processes, and personal skills.

Skills

Python
Secure Software Engineering
Automation
AWS
Azure
DevOps
Infrastructure as Code
CI/CD
Jenkins
ArgoCD
Terraform
Ansible
SIEM
XDR
SOAR
Microsoft Sentinel
Elastic Security
AWS Security Hub

Location

London

Work Type

Full-time

Experience Level

Mid-level

Salary/Compensations

Highly competitive compensation plus annual discretionary bonus

Benefits

Lunch provided via Just Eat for Business and dedicated barista bar
35 days’ annual leave
9% company pension contributions
Informal dress code and excellent work-life balance
Comprehensive healthcare and life assurance
Cycle-to-work scheme
Monthly company events

About the Company

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity.
From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve.
Together we’re building a world-class platform to amplify our teams’ most powerful ideas.
Security is foundational to this mission and must be delivered in a way that supports how our engineering teams build and operate complex systems at scale.

Equal Opportunity

G-Research is committed to cultivating and preserving an inclusive work environment.
We are an ideas-driven business and we place great value on diversity of experience and opinions.
We want to ensure that applicants receive a recruitment experience that enables them to perform at their best.
If you have a disability or special need that requires accommodation please let us know in the relevant section