Cyber Security Jobs

Sr. Frontend Engineer - Counter Adversary Operations Team , UK)

As a Senior Frontend Engineer on the Counter Adversary Operations team, you will build globally distributed, robust, and customer-centric solutions using Ember.js. You will work closely with UX Engineers, Cloud Engineers, UX Designers, and other stakeholders to deliver high-quality user experiences that protect systems from sophisticated adversaries. The role involves hands-on engineering, technical decision-making, and continuous learning in a dynamic and collaborative environment.

CrowdStrike London, United Kingdom

Hybrid Permanent

Sr. SRE Engineer II - EPICS, NG-SIEM

This role involves designing and maintaining observability systems, scaling solutions, and incident response processes for CrowdStrike's NG-SIEM platform. You will work on ensuring the reliability and performance of a large-scale, distributed system that processes trillions of events daily, collaborating with cross-functional teams to diagnose and resolve complex issues.

CrowdStrike London, United Kingdom

Hybrid Permanent

Sr. Engineer II - Windows Sensor , EUR)

This role involves leading the development of a next-generation Windows kernel-mode security sensor for CrowdStrike’s endpoint protection platform. You'll design and implement core OS-level features across file systems, memory, networking, and process subsystems, with a focus on performance, scalability, and cross-platform compatibility. The position requires deep expertise in low-level systems programming and collaboration within a distributed engineering team.

CrowdStrike London, United Kingdom

Remote Permanent

Sr. Software Engineer - Surface Engineering

This role involves building globally distributed, fault-tolerant, and highly scalable cloud ecosystems using Golang and Python. You will work on backend microservices, leverage existing CrowdStrike tools, and collaborate with multiple teams to detect targeted attacks and improve system quality.

CrowdStrike London, United Kingdom

Hybrid Permanent

Sr. Corporate Sales Engineer

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native...

CrowdStrike Spain

Sr. Engineer II - Windows Sensor , EUR)

This role involves leading the development of a Windows kernel-mode security sensor for CrowdStrike’s endpoint protection platform. The engineer will design and implement core OS-level features across file systems, networking, and process memory, ensuring high performance and cross-platform compatibility. The position emphasizes ownership of major components, low-level systems programming, and collaboration within a distributed team.

CrowdStrike Ireland

Remote Permanent

Sr. Engineer II - Windows Sensor , EUR)

This role involves leading the development of a next-generation Windows kernel-mode security sensor for CrowdStrike’s Falcon platform, focusing on anti-virus and detection capabilities. The engineer will design and implement core OS-level features across file systems, networking, and memory, ensuring high performance and cross-platform compatibility. Work includes low-level debugging, system optimization, and collaboration with distributed teams to deliver scalable, lightweight security solutions.

CrowdStrike

Remote Permanent

Sr. Engineer II - Windows Sensor , EUR)

This role involves leading the development of a next-generation Windows kernel-mode security sensor for CrowdStrike’s Falcon platform, focusing on anti-virus and detection capabilities. The engineer will design, build, and optimize core OS-level features across file systems, networking, and memory, ensuring high performance and cross-platform compatibility. Collaboration with distributed teams and ownership from concept to delivery are key aspects of the role.

CrowdStrike

Remote Permanent

Sr. Engineer II - Windows Sensor , EUR)

This role involves leading the development of a Windows kernel-mode security sensor for CrowdStrike’s Falcon platform, focusing on next-generation anti-virus and detection capabilities. The engineer will design and implement core OS-level features across file systems, memory, networking, and process management, ensuring high performance and cross-platform compatibility. Collaboration with distributed teams and ownership from concept through delivery are key aspects of the position.

CrowdStrike

Remote Permanent

Sr. Software Engineer - Surface Engineering

This role involves building globally distributed, fault-tolerant, and highly scalable cloud ecosystems using Golang and Python. You will work on backend microservices, leverage existing CrowdStrike tools, and collaborate with multiple teams to detect targeted attacks and improve system quality.

CrowdStrike Romania

Hybrid Permanent

Technical Operations Engineer , GBR)

The Red Team TechOps Engineer will support Red Team activities by maintaining and managing the technology stack, ensuring infrastructure compliance, and proactively identifying improvements. The role involves system administration, scripting, and cloud service management, with a focus on enabling Red Team productivity and security.

CrowdStrike United Kingdom

Remote Permanent

Sales Engineer, Cloud Security , GBR)

The Cloud Sales Engineer role involves collaborating with sales teams, customers, and partners to integrate CrowdStrike's security solutions with cloud platforms like AWS, GCP, and Azure. Responsibilities include providing technical guidance, building training materials, and contributing to cloud partner initiatives.

CrowdStrike United Kingdom

Remote Permanent

Manager, Engineering - Managed Services

This role involves managing a cross-disciplinary team of front-end and cloud engineers to develop APIs, UIs, and cloud services for Falcon Complete. You will collaborate with product groups, analysts, and peers to ensure high-quality and reliable customer experiences, while also focusing on team development and strategic planning.

CrowdStrike London, United Kingdom

Hybrid Permanent