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Sr. Frontend Engineer - Graph UI; Hybrid

Job in London, Greater London, W1B, England, UK
Listing for: CrowdStrike Holdings, Inc.
Full Time position
Listed on 2026-09-12
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer, Front End Developer
Salary/Wage Range or Industry Benchmark: 110000 - 160000 GBP Yearly GBP 110000.00 160000.00 YEAR
Job Description & How to Apply Below

As a global leader in cybersecurity, Crowd Strike 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 Crowd Strike to keep their businesses running, their communities safe and their lives moving forward. We're 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. We’re 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 Role:

We are seeking a highly skilled and experienced Senior Frontend engineer to join our Kestrel graphs UI team to act as high impact engineer leading the development of large visual UI features. This is an exciting opportunity to shape the direction of graph visuals in our next-gen UI.

Responsibilities:
  • Lead the design and development of large UI features in our graph system
  • Work closely with the graphs team teach lead to architect a sustainable and ergonomic graph system
  • Collaborate closely with product design, UI engineering, cloud engineering, and various stakeholders across the organization
  • Leverage and optimize our existing usage of Keylines to create visuals, while also working with our external Keylines stakeholders to get the most out of our Keylines usage
  • Navigate projects through Crowd Strike’s software development lifecycle, ensuring goals are met on time and projects move towards completion

If you are passionate about front end development, complex visuals, and are ready to make a significant impact in the cybersecurity space, we would like to hear from you.

What You’ll Do:
  • Develop large graph features that impact thousands of customers and use millions of data points
  • Work with design, back-end teams and product management to find the best solutions displaying complex visuals with a variety of back-end data layer conditions
  • Pair with our more junior team members to grow their skills in creating visual features
  • Contribute to a collaborative and inclusive environment where everyone feels comfortable asking questions, looking for help, and sharing their perspectives.
  • Ensure seamless integration of the UI with backend services
  • Conduct code reviews and provide constructive feedback to team members, fostering a culture of continuous improvement
What You’ll Need:
  • Proven track record of delivering scalable front-end architecture in large organizations
  • Some prior experience working on visuals, be it using a library, or browser APIs.
  • Strong expertise in front end technologies and frameworks
  • Excellent communication skills and the ability to collaborate with cross-functional teams
  • Ability to contribute at a high level while fostering a collaborative environment
  • Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes.
Bonus Points:
  • Experience with Keylines, D3.js or Three.js libraries, if you have a portfolio we’d love to see it!
  • Exp…
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