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Senior Software Engineer in Test

Czech Republic💼 Full-time🗓 2026-08-26 → 2026-09-26

Core

Lead validation efforts and define test strategies for SentinelOne's SaaS platform (Singularity) serving 1M+ users across 6 regions.

Role type

Senior IC Test Automation Engineer (Techlead-level)

Builds

Automated test frameworks and validation plans for Console and SaaS services

Domain

Cybersecurity / SaaS / AI-native security platform

Deliverable

production ML models | product features

Required skills

Test strategy design, Python (Pytest), TypeScript (Playwright), AI/LLM integration for testing, Docker, AWS/GCP, CI/CD pipelines, defect tracking, mentoring

Preferred skills

Prompt engineering, event-driven architectures (Kafka), Kubernetes, Java

Technologies

Python, Pytest, TypeScript, Playwright, Docker, AWS, GCP, Jenkins, GitHub, GitLab, Kafka, Kubernetes

Responsibilities

Design and execute comprehensive validation plans; Develop and maintain automated test frameworks; Integrate AI tools and LLMs into QA workflows; Manage cloud-based test execution; Mentor junior engineers; Collaborate with product and dev teams on requirements and testability

Seniority

Senior, hands-on IC with techlead responsibilities

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