Security Engineer: Detection & Response for AI Threats

Refractal Ltd; Greater London; Hybride; GBP 60 000 - 115 000; Plein temps

Avantages offerts par ce poste

Equity participation

Pension contribution

Private medical and dental cover

Visa and relocation support

Résumé du poste

Refractal Ltd is seeking an experienced security product professional to join our team in London. You will bring hands-on detection and response expertise to shape our product, working alongside software and research engineers to translate security needs into concrete requirements.

You’ll leverage your experience writing detection rules and using SIEMs like Splunk and Datadog to influence design, build realistic test cases, and evaluate threat detection quality for analysts.

Qualifications

• Hands-on experience writing and tuning detection rules.
• Practical experience using SIEM platforms to query security data and investigate activity.
• Experience in detection and response, with an understanding of analyst workflows, false positives and telemetry gaps.
• Ability to explain security problems to software engineers and translate to requirements and test cases.
• Interest in building products and using evidence from practical security work.

Responsabilités

• Translate detection and investigation workflows into product requirements, helping engineers understand what security teams need and why.
• Use your experience with detection rules and SIEMs such as Splunk and Datadog to guide product design and integration priorities.
• Build realistic examples and test cases that capture attacker behaviour, benign activity and common sources of false positives.
• Evaluate product outputs for detection quality, useful context and the effort required for an analyst to reach a decision.
• Work with customers and colleagues to identify gaps, prioritise improvements and check that changes address practical security needs.
• In six months, translate important detection and response needs into clear product requirements and establish feedback loops into engineering and research decisions.

Connaissances

Detection rule writing

SIEM usage

Threat investigation

Communication with engineers

Requirements translation

Outils

Splunk

Datadog

Description du poste

Refractal Ltd is seeking an experienced security product professional to join our team in London. You will bring hands-on detection and response expertise to shape our product, working alongside software and research engineers to translate security needs into concrete requirements.

You’ll leverage your experience writing detection rules and using SIEMs like Splunk and Datadog to influence design, build realistic test cases, and evaluate threat detection quality for analysts.