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G-Research

Quantitative finance research applying rigorous methods

Security Operations Analyst

Security Operations & Incident ResponsePosted on Nov 11
Full-timeLondon, UK

About the Job

Requirements

  • Experience in a security operations centre, computer security incident response team, or security operations role, with hands-on involvement in alert handling and investigations.
  • Strong understanding of security fundamentals, including network security, endpoint artefacts, authentication patterns, malware behaviours, and common attack techniques.
  • Experience using security information and event management, extended detection and response, or security orchestration, automation and response tools such as Elastic Security, Sentinel, Azure Defender XDR, or AWS Security Hub.
  • Ability to analyse logs, correlate events, and develop investigative hypotheses.
  • Familiarity with forensic concepts, including filesystems, memory artefacts, persistence mechanisms, log sources, and cloud control-plane events.
  • Strong technical curiosity and desire to develop expertise in incident response, forensics, and detection engineering.
  • Strong written and verbal communication skills and a collaborative approach to working with analysts and engineers.

Responsibilities

  • Perform triage, investigation, and escalation of security alerts across high-performance computing, cloud, and corporate environments.
  • Support incident response activities, including containment, remediation, and reporting.
  • Conduct host and log-based forensic analysis across Windows, Linux, cloud, network, and application environments.
  • Execute threat hunting tasks to identify abnormal or suspicious behaviours beyond existing detections.
  • Develop and refine detection rules, analytics, and playbooks alongside senior analysts.
  • Maintain accurate investigation records and case documentation.
  • Contribute to continuous improvement of workflows, tooling, and operational processes.
  • Collaborate with colleagues, engineers, and internal stakeholders to support investigations, knowledge sharing, and ongoing improvements.

Desired Qualifications

  • Experience with scripting or automation using Python or PowerShell.
  • Exposure to cloud platforms or high-performance computing environments, or relevant certifications such as GCIH or GCIA.

About the Company

G-Research

Quantitative finance research applying rigorous methods

G-Research applies scientific rigour to solve complex challenges in financial markets. It brings together world-class researchers and engineers to develop data-driven models and trading ideas, testing them through rigorous experimentation and robust infrastructure. Unlike many traditional asset managers, its culture emphasizes deep exploration, reproducibility, methodical execution, and long-term thinking. The goal is to generate alpha through disciplined, evidence-based research that informs investment decisions and advances understanding of financial markets.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
London, United Kingdom
Founded
2001

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