Senior UI SDET for Real-Time Trading Frontend (Playwright)

Luxoft; Polska; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private medical & dental care

Life insurance

Internal mobility program

Job summary

Luxoft is seeking a hands-on SDET to own and extend our UI test automation framework for an in-house trading platform. The role focuses on Playwright and TypeScript for trading and analytics workflows, with responsibilities spanning UI, API, messaging, data and performance tests.

You will co-architect a unified framework, build real-time data harnesses, and drive CI/CD quality gates. The position requires 5+ years in UI test automation, strong Python, React testing experience, and solid CI/CD

Qualifications

• 5+ years of UI test automation experience.
• Experience designing or extending testing frameworks.
• Experience testing React apps with complex data grids and dynamic forms.
• Front-end performance testing and profiling experience.
• CI/CD tooling and source control experience.

Responsibilities

• Co-architect and co-own a unified testing framework across UI, API, messaging, data and performance suites.
• Design, build and maintain end-to-end and component tests with Playwright and TypeScript.
• Extend the shared test toolkit with page objects, fixtures and mocks of desktop-container APIs.
• Build front-end harnesses for real-time data with mocked WebSocket and REST responses.
• Cover UI failure modes including disconnects, sessions, permissions and bursty feeds.
• Own front-end performance testing, budgets and CI integration for regression gates.
• Create isolated test environments on Linux and AWS per branch/run.
• Validate front-end/back-end contracts and payload schemas.
• Run UI suites in CI/CD with sharded runs and PR reporting.
• Enforce diagnosability with traces, screenshots and video linked to telemetry.
• Collaborate with UI engineers, analysts and traders to automate critical workflows.
• Leverage AI-assisted tools for writing, maintaining and triaging tests.

Skills

UI test automation

Python

Playwright

TypeScript

CI/CD

Tools

Playwright

Python

TypeScript

Azure DevOps

Docker

AWS

Terraform

Git

Job description

Luxoft is seeking a hands-on SDET to own and extend our UI test automation framework for an in-house trading platform. The role focuses on Playwright and TypeScript for trading and analytics workflows, with responsibilities spanning UI, API, messaging, data and performance tests.

You will co-architect a unified framework, build real-time data harnesses, and drive CI/CD quality gates. The position requires 5+ years in UI test automation, strong Python, React testing experience, and solid CI/CD