Cyber Security Jobs

• Toronto, Canada
• Hybrid · 2 days in office
• CA$150,000 – CA$210,000 pa
• Senior

Owns the strategy and roadmap for CrowdStrike's Falcon Privileged Access product, driving just-in-time access, secrets management, and session brokering across endpoint, cloud, and infrastructure. Works with designers and cross-product teams to build frictionless, AI-native PAM experiences, and acts as the internal and external expert for the domain.

CrowdStrike Falcon · CyberArk · BeyondTrust +7

• Arlington, United States
• Hybrid · 2 days in office
• US$140,000 – US$220,000 pa
• Senior

Owns the strategy and roadmap for CrowdStrike's Falcon Privileged Access product, driving just-in-time access, secrets management, session brokering and zero standing privileges across endpoint, cloud and infrastructure. Works with designers and other product teams to build frictionless, AI-native PAM experiences, acting as the internal and external expert on the domain.

CrowdStrike Falcon · CyberArk · BeyondTrust +7

• London
• €68,000 – €94,000 pa
• Senior

Owns the strategic roadmap for Cloudflare's Email Security product, driving differentiation against legacy incumbents and integrating with the Zero Trust stack (Gateway, CASB, DLP). Works closely with Threat Intelligence and Detections teams, engages customers directly, and evangelizes the platform internally and externally.

Cloudflare One · Gateway · CASB +3

• London
• €66,000 – €91,000 pa
• Senior

Builds and operates microservices behind Cloudflare's Application Security products such as Rate Limiting and Web Application Firewall, working mainly in Rust and Go with Docker, Kubernetes, PostgreSQL, Kafka and Clickhouse. Senior engineers lead complex projects from design through production, mentor peers, and improve reliability of distributed systems at global scale, with on-call flexibility required.

Rust · Go · C++ +7

• Romania
• Remote
• Senior

Builds and operates large-scale data processing pipelines, storage systems and presentation layers for the Intelligence team, owning systems from design and prototyping through production operations. Works autonomously on a distributed remote team, gathering requirements from analysts and choosing the technology stack, with existing Go and Python codebases to maintain.

AWS · GCP · EC2 +3

• United Kingdom
• Remote
• Senior

Builds and operates large-scale data processing pipelines, storage systems and presentation layers for the Intelligence team, owning systems from design and prototyping through production deployment and long-term maintenance. Works autonomously on a distributed remote team, gathering requirements from analysts and choosing the technology stack, with existing Go and Python codebases to maintain and improve.

AWS · GCP · EC2 +3

• 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

• London
• Hybrid
• Senior

Builds and maintains a high-performance, fault-tolerant production backbone network across multiple cloud providers, spanning IP and optical/DWDM technologies connecting data centers and edge sites. Owns improvement initiatives end to end, drives capacity planning and network automation with Python, Ansible and CI/CD pipelines, and participates in a 24x7 on-call rotation.

AWS · GCP · OCI +7

• United States
• Remote
• US$120,000 – US$185,000 pa
• Mid-level

Builds and operates core systems for the Falcon Complete team, developing features that help security analysts triage and remediate threats at scale. Work spans Golang, microservices, Kafka, Kubernetes and cloud observability, with on-call rotation and heavy asynchronous remote collaboration.

AWS · Azure · GCP +7

• United States
• Remote
• US$140,000 – US$220,000 pa
• Senior

Builds and operates core systems for the Falcon Complete team, designing reliable, scalable services that help security analysts triage and remediate threats at scale. Works in Golang, Python, JavaScript, C++, or Java across microservices, data pipelines, Kafka/Kinesis, Docker and Kubernetes, with on-call rotations. Distributed, asynchronous team spanning the US and UK.

AWS · Azure · GCP +6

• Pune, India
• Hybrid · 2–3 days in office
• Senior

Supports integrations for Falcon modules, primarily NG-SIEM and Onum, partnering with a Product Manager, engineering, and business development across a team of ~30 engineers and 300+ growing integrations. Drives scheduling, scoping, and end-to-end execution of large-scale engineering projects, coordinating cross-functional teams across Europe, the UK, and the US.

Jira · CrowdStrike Falcon · NG-SIEM +1

• United Kingdom
• Remote
• Senior

Build and maintain single-page web applications for the Falcon platform and internal tooling used by Falcon Complete analysts, working primarily in React and Ember.js. The role sits in a distributed, remote-first team building cross-tenant software at very high scale, with responsibility for architecture, code review, automated testing and close collaboration with cloud engineers, UX designers and product managers.

React · Ember · Angular +7