Senior Detection & Threat Engineer
Checkout.com3 days ago
London, United KingdomSenior
Responsibilities
- Engineer high-fidelity threat detections across endpoint, identity, cloud, and SaaS environments.
- Define detection standards, principles, and quality thresholds for Security Operations.
- Conduct proactive threat hunting based on attacker behavior rather than vendor alerts.
- Translate threat intelligence and incident learnings into durable, reusable detections.
- Map detections to MITRE ATT&CK and real-world attack paths.
- Reduce alert fatigue through logic refinement, correlation, and contextual enrichment.
- Advise and support high-severity security incidents and contribute to runbooks and escalation playbooks.
- Drive the transition of advanced detection capability into Cyber Security ownership.
Requirements
- Proven experience in detection engineering, threat hunting, or advanced SOC roles.
- Deep understanding of modern attacker tradecraft and intrusion techniques across the attack lifecycle.
- Hands-on experience building detection logic in modern SIEM platforms such as Sentinel.
- Proficiency with scripting and programming, such as Python and KQL, to build detection pipelines and automation.
- Experience operating beyond traditional SOC or MSSP models.
- Hands-on cloud detection experience across identity, control plane, and SaaS environments.
- Familiarity with threat intelligence platforms and frameworks including PCI DSS, NIST CSF, SOC 2, ISO27001, CIS Benchmarks, and MITRE ATT&CK for Cloud.
- Willingness to challenge poor detections, weak assumptions, and vanity metrics, with a pragmatic focus on precision and impact.
Benefits
- Hybrid working model with three days per week in the office.
- An environment emphasizing ownership, meaningful work, collaboration, accessibility, and professional growth.
About Checkout.com
Checkout.com processes payments for thousands of companies that shape the digital economy. Our global digital payments network supports over 145 currencies and delivers high-performance payment solutions across the world, processing billions of transactions annually. In 2025, Checkout.com processed more than $300bn in ecommerce payments volume. We help enterprise merchants boost acceptance rates, combat fraud, and turn payments into a major revenue driver. Headquartered in London and with 19 offices worldwide, Checkout.com is trusted by leading brands such as Spotify, HelloFresh, eBay, Uber, Pinterest, Vinted, Klarna, Financial Times, and Sony. Checkout.com. Where the world checks out.