Cyber Security Jobs

• London
• Remote
• US$140,000 – US$215,000 pa
• Lead · manages people

Lead a growing engineering team building self-service infrastructure-as-code primitives, architecting large-scale core services, and driving cloud cost optimization across a multi-cloud environment. The role combines people management with hands-on technical direction, setting deployment standards and SRE practices for a platform processing trillions of events daily.

Chef · Puppet · Salt +7

• USA, NY
• Remote
• US$140,000 – US$215,000 pa
• Lead · manages people

Lead a growing team of engineers building self-service infrastructure-as-code primitives, high-availability core services and cloud cost optimization across a multi-cloud environment. The role combines people management, architecture review and roadmap planning, with hands-on work in Terraform, Pulumi, Python or Go, Linux and SRE practices at massive scale.

Chef · Puppet · Salt +7

• Portugal - Field
• Senior

Builds customer-facing web experiences in React alongside product designers and managers, prototyping and iterating across devices and browsers to meet accessibility standards. Contributes to test automation and GitLab CI/CD pipelines, and mentors other engineers on refactoring and engineering practices within an agile team.

React · GitLab

• London
• On-site
• Senior

Owns the product strategy, roadmap and execution for identity verification solutions, covering KYC, AML, biometrics and document authentication. Works with engineering, design, sales and marketing to launch and scale SaaS products across EMEA, monitoring adoption and KPIs while mentoring junior product managers.

• Ireland
• Remote
• Senior

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, running Internet-wide scans, operating and extending honeypots, and performing vulnerability research. Involves reverse engineering, patch analysis, and publishing research on the company blog or at conferences, alongside ad-hoc technical support for other intelligence teams.

CrowdStrike · Android · iOS +3

• Romania
• Remote
• Senior

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, operating and extending honeypots, performing vulnerability research, and reproducing emerging vulnerabilities. The position also involves publishing research on the blog or at conferences and building GenAI/LLM workflows to support analysis and security research.

CrowdStrike · Python · Android +4

• Reading
• On-site
• Entry level
• Internship

Six-month graduate program within the Falcon Complete team, triaging and analysing security alerts, investigating customer inquiries, performing basic malware analysis and managing the Falcon platform through configuration and tuning. Graduates work from the Reading office in a structured, collaborative environment and present a project to improve security controls.

CrowdStrike Falcon

• Reading
• On-site
• Entry level
• Internship

Six-month graduate internship in the Falcon Complete team, working from the Reading office on security alert triage, incident investigation and response, and basic malware analysis. Interns learn the Falcon platform and internal tooling, handle customer inquiries, and deliver a project to improve security controls.

CrowdStrike Falcon

• Reading
• Hybrid
• Entry level
• Internship

Internship on CrowdStrike's Technical Analysis Cell, researching nation-state and criminal intrusions through reverse engineering of malware and tooling. The intern builds automation for malware analysis, creates host- and network-based detection signatures, and produces threat intelligence reporting for varied audiences.

CrowdStrike · Disassemblers · Decompilers +1

• London
• Hybrid
• Entry level
• Internship

Internship on CrowdStrike's Technical Analysis Cell, researching nation-state and criminal intrusions through reverse engineering, malware analysis and automation tooling. Interns build host- and network-based detection signatures and produce finished threat intelligence reporting for varied audiences.

CrowdStrike · Disassemblers · Decompilers +1

• United Kingdom
• Remote
• Senior · manages people

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity, architecting research strategy and shaping GenAI model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and aligning technical strategy with senior leadership.

CrowdStrike

• Spain
• Remote
• Senior

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity problems, architecting research strategy and production systems at massive scale. Provide technical leadership and mentoring while driving GenAI model architecture, training and deployment decisions, with a research-to-production and publication focus.

LLM · Deep Learning Frameworks · GPU +1

• Ireland
• Remote
• Senior

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity problems, architecting research strategy and making decisions on model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and partnering with software engineers and senior leadership. Distinct for its greenfield, research-to-production focus and technical leadership remit.

CrowdStrike · LLM · Deep Learning Frameworks +2

• Romania
• Remote
• Senior · manages people

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity, architecting research strategy and making decisions on model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and aligning technical strategy with senior leadership.

LLM · Deep Learning Frameworks · GPU +1

• Germany
• Remote
• Entry level
• Internship

Internship on CrowdStrike's Technical Analysis Cell, researching nation-state and criminal intrusions through reverse engineering of malware and tooling. The role involves building automation for malware analysis, creating host- and network-based detection signatures, and producing finished threat intelligence reporting for customers.

CrowdStrike · Disassemblers · Decompilers +1