Sr. Engineer - Front End SDET - Falcon Cloud Security (Hybrid)

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:

CrowdStrike is looking for a Senior Engineer (UI SDET) with a passion for quality specializing in Web UI test automation and strong manual testing skills. We're looking for smart people who want to be challenged to take ownership of what they build and work in an environment where quality is the company culture. As a UI SDET you will be working closely with UI Engineers UI Test Framework Engineers and other SDETs to ensure optimal testing and release of the highest quality product. CrowdStrike values quality and a great customer experience. We are looking for meticulous Engineers with a strong testing focus and background who focus on the customer experience and that can bring insights throughout the development process.

UI SDETs at CrowdStrike may be required to help build frameworks libraries and tooling used for testing our UI. You will be responsible for creating automated UI test suites for our Falcon product leveraging modern AI-assisted development tools like Claude Code and Model Context Protocol (MCP) to accelerate test development and improve code quality. All our UI SDETs will help drive innovation inspiration and the future of product testing. We are looking for attention to detail flexibility and love for great products. Come use cutting edge tools and technologies as well as tried and true ones to help us build a world-class platform that delivers an efficient reliable seamless experience to our customers.

This role will be in the Falcon Cloud Security (FCS) product area for CrowdStrike. We’re extending CrowdStrike’s mission of “stopping breaches” into the public cloud and cloud-native workloads. CrowdStrike’s FCS Cloud Security Posture Management offering provides visibility into your entire cloud infrastructure continuous monitoring for misconfigurations and proactive threat detection — allowing DevSecOps teams to fix issues faster and be more productive. 

This role is hybrid on-site at one of the posted locations. Candidate should be comfortable visiting the office twice a week once the development center is established.

What You'll Do:

• Thinking strategically about test planning and execution for automation and manual tests to ensure quality in your team and across the organization.

• Verifying component integration and application level features and functionality to ensure our reliability accuracy and performance reaches our standards for quality.

• Execute manual test cases for end-to-end testing scenarios ensuring thorough validation of the product's functionality and usability.

• Develop and maintain automated test frameworks scripts and tools that are reusable and scalable focusing on end-to-end testing and product performance.

• Contribute to the design implementation and maintenance of a scalable and efficient UI automated testing framework.

• Building elegant robust and reliable solutions for complex technical problems.

• Reviewing UX Design mock ups documents and requirements to understand the feature’s components details design and functionality.

• Reviewing engineering technical design documents and requirements. Working with Engineering to create plans and strategies about how and where to build in testability.

• Building reliable and easily consumed tools frameworks and environments for yourself and peers to build upon.

• Contributing to existing tools frameworks and related solutions

• Increasing and improving our automated test coverage.

• Delivering and accepting feedback with grace and courtesy.

• Collaborating with UI Engineering on determining the root cause of issues and adding automation quality improvements to prevent future problems.

• Take ownership and be accountable for deliverables.

What You’ll Need:

• A computer science background or equivalent experience (programming styles data structures algorithms etc.) with at least 10 years of experience.

• Extensive experience with testing tools and best practices (e.g. Playwright Cypress Selenium JUnit TestNG Cucumber).

• Proven track record of designing and implementing test automation for large-scale systems and experienced in developing and enhancing test automation frameworks.

• Solid grounding in the technology of at least one cloud environment (AWS Azure GCP).

• Demonstrated ability to write high-quality code with JavaScript TypeScript or Python being particularly useful.

• Experience with CI/CD pipelines and tools (e.g. Jenkins GitLab CI Azure DevOps).

• In-depth knowledge of various testing methodologies: behavior functional performance unit security contract etc.

• Demonstrated ability to design and develop efficient test strategies and test plans.

• Demonstrated ability to develop automated test cases increased test coverage reduced test time.

• Team player – demonstrated ability to lead mentor communicate collaborate and work effectively in a globally distributed team.

• Experience writing and executing test plans.

• Experience documenting technical requirements.

• Knowledge of classes and testing methodologies.

Bonus Points:

• Experience in Jenkins Windows Performance Analyzer or xperf.

• Experience with AI-assisted tools such as Claude Code GitHub Copilot or similar platforms.

• Familiarity with Model Context Protocol (MCP) for building AI-powered development workflows.

• Proficiency in using test management tools (e.g. TestRail/Xray) and defect tracking systems (e.g. Jira).

• Experience with infrastructure-as-code tools such as CloudFormation Familiarity with containerization technologies (e.g. Docker Kubernetes).

• Experience in enterprise SaaS products.

• Knowledge of and experience in cybersecurity or productivity apps.

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Benefits of Working at CrowdStrike:

• 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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What We Do

CrowdStrike has redefined security with the world’s most advanced cloud-native platform that protects and enables the people processes and technologies that drive modern enterprise. Tested and proven the world's largest organizations trust CrowdStrike to stop breaches with unparalleled protection against the most sophisticated cyberattacks. The CrowdStrike culture has been built upon our Core Values since the day we began. We are Fanatical About the Customer Relentlessly Focused on Innovation and believe that our Limitless Passion drives Unlimited Potential for every CrowdStriker. As a purpose-built remote-first company we believe cultivating a connected culture for every employee no matter where they are in the world is a key ingredient in building a high-performing diverse team. We don’t have a mission statement. We’re on a mission—to stop breaches. Ready to join a mission that matters?

Why Work With Us

We have a culture that celebrates achievement encourages flexibility and innovation and thrives on teamwork. We all work towards a single mission: to stop breaches. This common goal drives a sense of community and connection among our people across the globe.

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