Sr. Software Engineer - Cloud Security (Remote)

CrowdStrike; United Kingdom; Remote; GBP 50,000 - 80,000; Full time

Job summary

A leading cybersecurity firm in the United Kingdom is seeking a passionate Software Engineer to join their cloud detection engine team. You will architect innovative solutions aimed at detecting and preventing sophisticated cyber threats. This role emphasizes collaboration with security experts and the continuous improvement of systems to protect organizations globally. Candidates should have a Computer Science degree and understanding of distributed systems. This position offers a flexible, remote-friendly work culture and market-leading benefits.

Benefits

Remote-friendly work culture

Market leader in compensation

Comprehensive wellness programs

Professional development opportunities

Qualifications

• Understanding scalability and distributed systems.
• Ability to work in a fast-paced environment.
• Strong testing and code review knowledge.

Responsibilities

• Lead backend engineering efforts in cloud security applications.
• Collaborate across multiple teams on projects.
• Constantly improve the architecture for performance.

Skills

Team player

Understanding of engineering best practices

Experience with distributed systems

Ability to meet commitments

Education

Degree in Computer Science

Tools

Go (Golang)

AWS

Kafka

Docker

Cassandra

Job description

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Client:

CrowdStrike

Location:

United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

96cc7841a331

Job Views:

3

Posted:

25.08.2025

Expiry Date:

09.10.2025

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Job Description:

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 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 CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We're also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. We're always looking to add talented CrowdStrikers 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 Role:

We're building the next generation of cloud security at CrowdStrike, and we need passionate engineers to help us revolutionize threat detection. As a Software Engineer on the cloud detection engine team, you'll architect and implement a cutting-edge detection system that processes billions of events across multi-cloud environments. You'll work on implementing our innovative technologies like custom query languages, event orchestration systems, and advanced correlation engines to detect sophisticated cloud-based threats. Collaborate with world-class security researchers to transform their expertise into scalable detection capabilities that protect organizations worldwide. Our team operates at the intersection of distributed systems, data engineering, and security analytics, building a composable and modular architecture that enables continuous innovation. If you're excited about designing elegant systems that can identify real-world threats, processing complex event patterns with minimal latency, and working on challenges that directly impact the security of thousands of organizations, we want to hear from you. Join us in building the technology that stops breaches before they happen.

What You'll Do:

• Lead backend engineering efforts from rapid prototypes to large-scale applications across CrowdStrike 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 you'll use will include:
  
  • Go (Golang)
  • AWS/GCP/Azure/Kubernetes
  • Kafka
  • GIT
  • Cassandra
  • Docker
  • Redis

What You'll 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.

Bonus Points:

• Contributions to the open-source community (GitHub, Stack Overflow, blogging)
• Existing exposure to Go, 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

Benefits of Working at CrowdStrike:

• Remote-friendly and flexible work culture
• Market leader in compensation and equity awards
• Comprehensive physical and mental wellness programs
• Competitive vacation and holidays for recharge
• Paid parental and adoption leaves
• Professional development opportunities for all employees regardless of level or role
• Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections
• Vibrant office culture with world class amenities
• Great Place to Work Certified across the globe

CrowdStrike is proud to be an equal opportunity employer. We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed. We support veterans and individuals with disabilities through our affirmative action program.

CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment. The Company does not discriminate in employment opportunities or practices on the basis of race, color, creed, ethnicity, religion, sex (including pregnancy or pregnancy-related medical conditions), sexual orientation, gender identity, marital or family status, veteran status, age, national origin, ancestry, physical disability (including HIV and AIDS), mental disability, medical condition, genetic information, membership or activity in a local human rights commission, status with regard to public assistance, or any other characteristic protected by law. We base all employment decisions--including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs--on valid job requirements.

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