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From the employer's careers site First seen 31 Oct 2026

Staff Security Operations Engineer

Pleo London Hybrid staff full-time

The employer hasn't listed a salary.

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Description

We're looking for a Staff Security Operations Engineer to join our Cybersecurity team at Pleo. In this role, you'll define and deliver the SecOps roadmap, building the detection, response, and investigation capability that protects a fast-growing fintech.

As a Staff Security Operations Engineer, you will:

  • Build and own a structured SecOps roadmap grounded in well-known frameworks such as MITRE ATT&CK, NIST, and CIS benchmarks.
  • Lead security investigations and digital forensics, from suspicious traffic through to full incident response, and bring the findings back into how we detect and prevent.
  • Design, tune, and scale our SIEM and logging pipeline through standardized log ingestion across services so signal isn't lost in the noise.
  • Strengthen our perimeter and authentication posture, including WAF configuration, authorisation tuning, and monitoring for suspicious traffic.
  • Protect sensitive data through DLP controls, and make sure the coverage matches where the data actually lives.
  • Improve our on-call rotation for the team, defining the alerting, escalation paths, and response SLAs that make it work.
  • Automate detection and response workflows, using code and AI to reduce manual toil and shorten time to resolution.
  • Reduce SecOps-attributed risk identified through compliance gaps, and collect the evidence that demonstrates it.
  • Build dashboards and reporting that give the team and leadership real visibility into response times, coverage, and risk reduction.
  • Work cross-functionally with engineers who don't have a security background, translating threat models into changes they can actually ship.

You'll thrive in this role if you have:

  • 10+ years of experience in security operations, incident response, or a closely related discipline, with a proven track record of materialised risk reduction through monetary impact, incidents contained, forensics that changed outcomes.
  • A strong development and engineering background. You are comfortable writing the automation, not just specifying it.
  • Hands-on SOC and SIEM management experience, including detection engineering and log pipeline design.
  • Experience in scale-up environments, where you've built capability rather than inherited a mature one.
  • A strong understanding of cloud architectures as we use AWS. With part of our estate on GCP and how infrastructure decisions shape detection and response.
  • Demonstrated experience using AI and/or coding automation to get security controls built, implemented, and operating in practice.
  • Fintech, payments, fraud, or trust & safety experience is a real advantage, as is exposure to highly regulated environments.

We offer a range of benefits, including:

  • Your own Pleo card (no more out-of-pocket spending!)
  • Lunch is on us for your work days - enjoy catered meals or receive a lunch allowance based on your local office
  • Comprehensive private healthcare - depending on your location, coverage options include Vitality, Alan or Médis
  • We offer 25-28 days of holiday (depending on your location) + public holidays
  • For our Team, we offer both hybrid and fully remote working options
  • Option to purchase 5 additional days of holiday through a salary sacrifice
  • We use MyndUp to give our employees access to free mental health and well-being support
  • Paid parental leave

Skills

Required

  • MITRE ATT&CK
  • NIST
  • CIS benchmarks
  • SIEM
  • logging pipeline design
  • cloud architectures
  • AWS
  • GCP
  • AI
  • coding automation

Nice to have

Ready to apply?

You apply with the employer directly. Their original posting is here: https://jobs.ashbyhq.com/pleo/ec0ccfe9-8f21-404a-afba-079573f9ae89

Apply on Pleo