Senior Security Engineer

🔒 Confidential Employer
Posted 8 May 2026
LOCATION
Not specified
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Cyber Security
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

SIEM Crowdstrike EDR Vulnerability Management Identity and Access Management (IAM) SaaS Security Data Loss Prevention (DLP) Security Automation Cloud Security

FULL DESCRIPTION

Senior Security Engineer

[Employer hidden — sign up to reveal] is hiring a Senior Security Engineer to protect digital assets, infrastructure, and data. This hybrid, full-time role involves security operations, vulnerability management, IAM, SaaS security, and automation. Based in the UK region.

Job Overview

The Senior Security Engineer is responsible for protecting the organisation's digital assets, infrastructure, and data through the design, implementation, and maintenance of security systems and controls. This role involves managing security tools, conducting risk assessments, responding to incidents, and ensuring adherence to applicable security standards and frameworks. The successful candidate will work closely with teams across [Employer hidden — sign up to reveal] to embed security best practices across all technology initiatives, supporting the organisation's security posture and resilience.

Key Responsibilities

  • Security Operations & Monitoring
    • Monitor and manage the SIEM platform and security alerts to identify, investigate, and respond to potential threats.
    • Administer and optimise EDR solutions (Crowdstrike) to ensure comprehensive endpoint protection.
    • Lead incident response activities, including investigation, containment, remediation, and post-incident analysis.
  • Vulnerability & Risk Management
    • Manage the vulnerability management programme, including scanning, prioritisation, and coordination of remediation efforts.
    • Conduct risk assessments and develop risk mitigation strategies in collaboration with stakeholders.
    • Implement and maintain CIS Benchmarks and similar baselines across systems and infrastructure.
  • Identity, Access & SaaS Security
    • Configure and manage identity and access management (IAM) solutions, ensuring appropriate access controls.
    • Oversee SaaS security posture, including configuration reviews, access governance, and data protection controls.
    • Manage data loss prevention technologies (Code42, Google Workspace) to protect sensitive information.
  • Security Engineering & Automation
    • Develop and implement automation to improve security operations efficiency.
    • Support network security initiatives, ensuring secure architecture.
    • Evaluate and contribute to AI security initiatives, ensuring appropriate controls for AI/MCP systems.
  • Policy, Process & Advisory
    • Develop, document, and maintain security policies, standards, and procedures.
    • Provide security guidance and consultancy to IT and other [Employer hidden — sign up to reveal] teams.
    • Stay current with emerging threats, vulnerabilities, and security technologies.

Qualifications

  • Bachelor's degree in Cybersecurity, Computer Science, or Information Technology.
  • Relevant certifications (CISSP, CCSP, Security+, or similar).
  • Minimum of 3-5 years' experience in security engineering or adjacent roles.
  • Hands-on experience with SIEM platforms, EDR solutions (ideally Crowdstrike), and vulnerability management tools.
  • Experience with IAM solutions, SaaS security, and data protection tools.
  • Strong understanding of networking concepts, protocols, and security architecture.
  • Experience with security automation and scripting required.
  • Strong understanding of cloud security concepts is beneficial.
  • Excellent analytical, problem-solving, and communication skills.

Working Conditions

Full-time position with occasional out-of-hours support coverage as required. Hybrid working arrangement with in-office presence required 1-2 days per week.

Why [Employer hidden — sign up to reveal]?

Our culture is collaborative, inclusive, and fun! We have five core values: Stay Aligned, Get It Done, Customer Empathy, Think Creatively and Help Each Other Out. We believe in open communication, supporting new ideas, and sharing a mutual mindset of what we’re aiming to achieve together. There are tremendous opportunities to take initiative, implement new ideas, and have a hand in building a legacy.

Additional Information

All qualified applicants will receive consideration for employment without regard to race, sex, color, religion, sexual orientation, gender identity, national origin, protected veteran status, or on the basis of disability.

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