Principal SDET with Playwright & Selenium

Job Title: QA Automation Engineer / Lead Location: Philadelphia, PA Duration: 18+ months Requirements: Strong experience in Automation Testing for Web and mobile applications Hands-on experience in Test Automation using any test framework (eg., WebdriverIO, Selenium, etc.) Solid understanding of test design, execution, and defect management Experience working with API testing tools Good to have: Experience with Playwright automation framework Knowledge of mobile testing tools/frameworks (

Summary: Topstep operates a real-time futures trading platform (TopstepX). Here, correctness isn't cosmetic: a defect in order handling, market-data delivery, or a balance/P&L calculation can cost a trader real money. We're hiring a Senior SDET to drive test automation across the platform - building the frameworks, shaping coverage decisions, and raising the quality bar alongside our existing SDETs. We lean heavily on AI-assisted test generation to produce broad, meaningful coverage at scale, an

Job Purpose: BTIG seeks a hands-on Software Development Engineer in TEST (SDET) in Technology Quality Management team to generate, execute, debug, and maintain automated tests across critical workflows. Reporting to the Head of QA, you will own test suites, improve reliability, investigate failures, and provide clear quality evidence to support daily engineering decisions. You will work on a lean, hands-on team where ownership, judgment, and follow-through matter. You will also work with and im

Innovate with purpose At BILL, we believe in empowering the businesses that drive our economy. By replacing outdated financial processes with innovative tools, we help businesses-from startups to established brands-make smarter decisions and gain control of their operations. And we don't stop there: we're creating the future of financial automation so businesses can spend more time on what matters. Working here means you become part of a vision-driven team that's ready to tackle challenges and