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A leading technology-driven trading firm is looking for an InfoSec Practitioner to join a small, highly technical security team in London. This is not a traditional SOC role and not a pure security engineering position either. The team is looking for someone who enjoys being hands-on operationally, but who also wants to improve systems, tooling, detections and infrastructure over time. The environment is heavily infrastructure-focused, so strong networking and systems understanding is a major plus.
Job Responsibility
Investigating alerts and security events
Reviewing logs and handling operational security issues
Improving detections and reducing false positives
Working closely with infrastructure and platform teams
Reviewing security configurations and automation opportunities
Contributing to network security and monitoring initiatives
Using scripting/automation to improve operational workflows
Requirements
3-7 years experience within Security Operations / Security Engineering
Strong networking and infrastructure fundamentals
Comfortable across Linux and Windows environments
Scripting/programming familiarity
Experience with EDR/NDR or monitoring tooling
Pragmatic mindset with strong operational judgement
Able to balance security with business impact and usability