Sr. SDET - Cloud Detection Engine (Hybrid, London)

CrowdStrike is seeking a Software Developer in Test for our Cloud Detections Platform team, tasked with building the next‑generation detection platform. The role focuses on developing and operating the team’s CI/CD pipeline, ensuring solutions work and raising alarms when they don’t, and building an end‑to‑end validation pipeline from scratch.

Responsibilities

• Develop and operate the team’s CI/CD pipeline, ensuring solutions work and raising alarms when they don’t.
• Build the end‑to‑end validation pipeline, leveraging existing frameworks and tooling where possible.
• Verify component, system integration and application level features to ensure reliability, accuracy, and performance meet the organization’s quality standards.
• Participate in code and design reviews, providing technical guidance and feedback.
• Review engineering technical design documents and requirements.
• Provide guidance and strategy on building testability into designs.
• Engage in continuous improvement of end‑to‑end test and validation processes.
• Increase and improve automated test coverage; contribute to existing tools, frameworks, and solutions.
• Leverage new open source solutions to build innovative testing tools.
• Improve delivered product quality across the entire platform and applications.
• Collaborate on root cause analysis of production outages and implement quality improvements to prevent future outages.
• Build and manage CI/CD pipelines using Jenkins, GitHub Actions, or similar tools.

Qualifications

• 10+ years of experience as an SDET or Backend Developer (combined).
• 4–5+ years building testing frameworks and tooling for a Cloud SaaS product.
• Strong debugging skills: ability to spot design flaws, race conditions, and performance bottlenecks in complex architectures.
• Computer science background or equivalent experience.
• Experience building, validating, and/or maintaining large distributed systems at scale.
• Solid design and problem‑solving skills with a passion for engineering excellence, quality, security, and performance.
• Strong cross‑group collaboration and interpersonal communication skills.
• Experience with Golang, Python, Kubernetes, Cassandra, Redis, Kafka, Elastic Search, and/or similar technologies (at least one).
• Sense of humor and humility.
• Bonus: Prior experience building, operating, validating, and scaling low‑latency internet services.
• Bonus: Experience shipping cloud‑connected endpoint software.
• Bonus: Solid grounding in at least one cloud environment (AWS, Azure, GCP).
• Bonus: Exposure to cybersecurity and intelligence.

Benefits

• Market‑leader compensation and equity awards.
• Comprehensive physical and mental wellness programs.
• Competitive vacation and holidays.
• Paid parental and adoption leaves.
• Professional development opportunities for all employees.
• Employee networks, neighborhood groups, and volunteer opportunities.
• Vibrant office culture with world‑class amenities.
• Great Place to Work Certified™ across the globe.

Equal Employment Opportunity

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.