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Security Engineer

Lisle Corporation
London
3 weeks ago
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Location: London (Hybrid 2 days in-office)

Contract: 12-month Fixed Term Contract

Role: Security Engineer

Sector: Legal / Financial Services / Regulated Environments

Im currently working with a top-tier law firm thats looking to bring a Security Engineer on board for a 12-month FTC. The role sits within a well-established InfoSec function and reports directly to the Information Security Operations Manager. Youll play a key role in delivering a range of strategic security initiatives from tool implementation to enhancing the overall security posture of the firm.

This is a fantastic opportunity for someone with a solid technical background in security operations who enjoys both hands-on engineering and contributing to wider strategic security improvements.

What Youll Be Doing

  • Supporting the InfoSec team to drive continuous improvement across security operations.
  • Delivering secure designs and implementations for key security maturity projects.
  • Integrating new security technologies and automating routine security processes.
  • Working closely with IT and Development teams to embed security-by-design principles.
  • Running vulnerability scans, patching, and managing threat responses.
  • Managing security tooling from DLP and SIEM to EDR, IAM, and more.
  • Supporting incident, change, and problem management workflows.
  • Documenting technical designs and representing InfoSec in key governance forums.

What They're Looking For:

  • Proven experience in a Security Engineer role within a legal, financial services, or similarly regulated environment.
  • Strong technical expertise across network, cloud, and endpoint security.
  • Hands-on experience with tools like SentinelOne, Defender, CrowdStrike, Mimecast, CyberArk, Azure, and M365.
  • Comfortable with scripting (PowerShell ideally) and confident writing documentation and presenting to both technical and non-technical stakeholders.
  • Good understanding of frameworks such as NIST, ISO27001, CIS, GDPR, and OWASP.
  • Knowledge of SIEM tools like Splunk, QRadar, or Sentinel.
  • Comfortable working flexibly some maintenance/change work may fall outside normal business hours.

Ideal Background

  • Degree in Computer Science, Cybersecurity, or related field.
  • Certifications such as CISSP, CEH, OSCP, SANS, or ISACA are highly desirable.

LNKD1_UKTJSeniority level

  • Seniority levelMid-Senior level

Employment type

  • Employment typeContract

Job function

  • Job functionInformation Technology
  • IndustriesComputer and Network Security

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