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Sr. Software Engineer, Cloud Detection; Hybrid

Job in London, Greater London, W1B, England, UK
Listing for: CrowdStrike
Full Time position
Listed on 2026-09-12
Job specializations:
  • Software Development
    Cloud Engineer - Software, Software Engineer, Backend Developer, DevOps
Job Description & How to Apply Below
Position: Sr. Software Engineer, Cloud Detection (Hybrid )

As a global leader in cybersecurity Crowd Strike protects the people processes and technologies that drive modern organizations. Since 2011 our mission hasnt changed were here to stop breaches and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale distributed systems processing almost 3 trillion events per day and this traffic is growing daily.

Our customers span all industries and they count on Crowd Strike to keep their businesses running their communities safe and their lives moving forward. Were proud to work for a mission-driven company leveraging AI to transform the way we work. Crowd Strikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption experimentation and innovation.

We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution build expertise uncover insights and solve complex problems. Were always looking to add talented Crowd Strikers to the team who have limitless passion a relentless focus on innovation and a fanatical commitment to our customers our community and each other. Ready to join a mission that matters The future of cybersecurity starts with you.

About the Team:
The Crowd Strike Detection Engine (CDE) team is building a powerful next-generation platform designed to be a force multiplier for security teams. Our platform empowers customers who leverage multiple Falcon products to create and manage advanced unified detections and content. This core platform capability is a strategic imperative for Crowd Strike aiming to provide a competitive advantage that is difficult to replicate ensuring our customers have unparalleled detection and response capabilities across the entire Falcon ecosystem.

About the Role:
We are seeking a highly experienced and motivated backend engineers to join the CDE Platform this role you will be instrumental in designing building and scaling the foundational services that orchestrate data content and execution logic across Crowd Strikes products (e.g. NGSIEM FCS Endpoint). You will be a key driver in creating a highly performant scalable and resilient platform that processes internet-scale data streams and enables real-time detection generation.

What Youll Do:

  • Lead backend engineering efforts from rapid prototypes to large-scale applications across Crowd Strike products

  • Leverage and build cloud-based systems to detect targeted attacks and automate cyber threat intelligence production at a global scale

  • Brainstorm define and build collaboratively with members across multiple teams

  • Obsess about learning and champion the newest technologies & tricks with others raising the technical IQ of the team

  • Be mentored and mentor other developers on web backend and data storage technologies and our system

  • Constantly re-evaluate our product to improve architecture knowledge models user experience performance and stability

  • Be given the autonomy to own your work in a high trust environment

The technology stack youll use will include:

  • Go (Golang) or C

  • AWS/GCP/Azure/Kubernetes

  • Kafka

  • GIT

  • Cassandra

  • Docker

  • Redis

What Youll Need:

  • Degree in Computer Science (or professional experience in data structures/algorithms/distributed systems)

  • Understanding scalability and distributed systems i.e. sharding partitioning concurrency etc

  • Being a team player

  • A thorough understanding of engineering best practices from appropriate testing paradigms to effective peer code reviews and resilient architecture.

  • The ability to thrive in a fast-paced test-driven collaborative and iterative programming environment.

  • The skills to meet your commitments on time and produce high-quality software that is unit tested code reviewed and checked in regularly for continuous integration.

  • Proven experience utilizing AI technologies to enhance decision-making streamline workflows and processes improve efficiency and drive business outcomes.

Bonus Points:

  • Contributions to the open-source community (Git Hub Stack Overflow blogging)

  • Existing exposure to Go or C Scala AWS Cassandra Kafka Elasticsearch...

  • Prior experience in the cybersecurity or intelligence field

  • Experience in thinking about designing or implementing programming languages and/or compilers

  • Interesting hobbies

#LI-YA1

#LI-SN2

Benefits of Working at Crowd Strike:

  • Market leader in compensation and equity awards
  • Comprehensive physical and mental wellness programs
  • Competitive vacation and holidays for recharge
  • Paid parental and…
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