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Detection Engineer

Talent Smart LimitedLondon🇬🇧United KingdomPosted 1 Oct 2026

Why This Role Stands Out

This on-site Detection Engineer role offers a fantastic opportunity to join a growing defensive security team within a leading bank, focusing on developing high-quality threat detections and threat hunting. You'll thrive here if you have a strong background in security detections and a passion for defensive security, contributing to a specialist, full-time discipline with a competitive daily rate. Apply now to enhance your skills and impact within a globally recognized financial institution.

Quick Overview

Seniority
Mid Senior
Employment type
Temporary/Casual
Work mode
On Site
Location
London, United Kingdom
ScrumAgile

Job Description

Detection Engineer

  • Sheffield or London - 1-2 days per week onsite
  • Initial 6-month contract
  • £600 per day via umbrella
  • Inside IR35

We're working with a leading bank to appoint Detection Engineers to join a growing internal defensive security team.

The team is expanding its dedicated detection capability, moving from detection engineering being a secondary responsibility within the Cloud function to a specialist, Full time discipline. You'll work as part of a global team across the UK, Poland and Mexico.

The role is focused entirely on defensive security and threat hunting, with an emphasis on building high-quality detections rather than simply increasing volume.

Key responsibilities:

  • Develop high-quality detection use cases from external threat intelligence and internal security data
  • Analyse intelligence and translate it into effective detections for the organisation
  • Use Red Team outputs to identify gaps, understand attack techniques and determine where to detect malicious activity
  • Conduct threat hunting and identify opportunities to improve defensive coverage
  • Work closely with security and technology teams to understand the environment and optimise detection capability
  • Deliver detection engineering through Agile, sprint-based and Scrum ways of working

Requirements:

  • 3-5 years' experience across technology operations, development or security
  • Hands-on experience writing and developing security detections
  • Strong understanding of threat hunting and defensive security
  • Experience working with threat intelligence and translating intelligence into actionable detections
  • Experience within a large financial services organisation or similarly complex, highly regulated environment
  • Comfortable working in an Agile/Scrum delivery environment
  • Curious, technically minded and hungry to investigate how attackers operate and how they can be detected

More details available on successful application.

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