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SDET - AI

London - Office💼 Full-time🗓 2026-09-17 → 2026-09-25

Core

Senior SDET specializing in quality assurance for GenAI/Agentic systems, LLM-powered applications, and agentic workflows.

Role type

Senior IC SDET (GenAI)

Builds

Reliable, accurate, and trustworthy AI features and agentic workflows for Anaplan's scenario planning platform.

Domain

Enterprise SaaS / Generative AI / LLMs

Deliverable

production ML models | product features

Required skills

GenAI technologies (LLMs, prompt engineering), Python, test automation frameworks (Pytest, Selenium), API testing (Postman, REST Assured), CI/CD integration, adversarial testing (red-teaming), non-deterministic system testing

Preferred skills

None stated

Technologies

Python, JavaScript, Selenium, Pytest, Postman, REST Assured

Responsibilities

Design and architect test plans and evaluation frameworks for LLM applications; Develop end-to-end automated test suites (evaluations, API, UI, performance); Create automated prompt testing and regression suites; Establish multi-dimensional evaluation criteria for GenAI quality; Perform adversarial testing to identify hallucinations and biases; Develop internal tools for engineering teams to validate GenAI implementations; Deploy real-time monitoring and alerting for production quality degradation.

Seniority

Senior, hands-on IC

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