Quality Assurance Engineer – Automation

Lyrebird Health

. Own the quality of the Lyrebird platform from the first commit to the release gate .

Posted 11/5/2026full-timeRemote • United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong test automation capabilities in TypeScript and Python, with expertise in Playwright and CI/CD processes. Proficient in API contract testing, load testing, and ensuring quality through comprehensive testing strategies and tools.

Highest-signal resume keywords

Test Automation ExperiencePlaywright ExpertiseCI/CD DevelopmentAPI Contract TestingLoad Testing with Locust

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TypeScriptPythonPlaywrightVitestTesting LibraryPytestSQLPostgresOpenAPIDocker

Tools & Technologies

BuildkiteDeepEvalLangfuseLocustSentryOpenTelemetryHoneycomb

Industry Keywords

Clinical SoftwareHealthcareRegulated EnvironmentsSafety-Critical Environments

Tech Stack

Tools & technologies

DockerPostgresPythonSQLSvelteTypeScript

About the role

Key responsibilities & impact

Own the quality of the Lyrebird platform from the first commit to the release gate
Optimise Playwright end-to-end suites by reducing runtime and removing flaky tests
Extend API and partner integration suites
Build contract tests from OpenAPI schemas
Add coverage gates to the Buildkite pipeline
Support engineering teams with CI/CD development and oversight
Test clinical model output with DeepEval, openevals, and Langfuse traces
Design evaluations for non-deterministic AI responses
Run Locust load tests ahead of major releases and provide findings to SRE
Build health checks, synthetic monitors, and post-deployment tests
Own the release quality gate and provide evidence-based approval decisions
Raise testing standards through shared patterns, fixtures, and code review

Requirements

What you’ll need

Strong test automation experience in both TypeScript and Python
Deep hands-on experience with Playwright
Component testing experience with Vitest and Testing Library
Solid pytest skills, including async tests, fixtures, mocking, and test data factories such as polyfactory or Faker
Experience running tests in CI pipelines, ideally Buildkite
Experience running tests in Docker
Experience with coverage measurement and reporting
Working knowledge of SQL and Postgres
Confidence testing at the database layer
Experience with API contract testing against OpenAPI schemas
Right to work in the UK on an ongoing basis without requiring visa sponsorship now or in the future
Nice to have: experience evaluating large language model output with DeepEval, openevals, or Langfuse
Nice to have: load testing experience with Locust
Nice to have: familiarity with Svelte, Storybook, or Supabase and its CLI-based database testing
Nice to have: experience with Sentry, OpenTelemetry, and Honeycomb
Nice to have: background in healthcare, clinical software, or other regulated, safety-critical environments

Benefits

Comp & perks

Inclusive, safe, and supportive workplace culture
Opportunity to work on meaningful healthcare technology that reduces clinicians' administrative burden
Opportunity to contribute to a diverse team
Encouragement for applicants from underrepresented backgrounds in tech