Senior Quality Engineer (.NET / Test Automation)

SYMHAS L.L.C.
Dallas, TX, United States
3 months ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
3 years minimum
Working hours
Regular working hours
Job source

Tech stack

.NET Framework Software System Penetration Testing Automation of Tests Microsoft Azure C Sharp (Programming Language) Data Validation Database Queries Apache JMeter Microsoft UI Automation Nunit Azure DevOps Pipelines Mstest
+18 more
Selenium Software Engineering Software Quality Assurance (SQA) SQL Databases Web Content Accessibility Guidelines Web Applications Enterprise Software Applications Performance Testing Postman Delivery Pipeline Gatling Backend Xunit Specflow Bug Reporting Playwright Selenium Webdriver Api Management

Job description

We are hiring a Senior Quality Engineer to lead and execute quality assurance activities across .NET-based enterprise applications. The ideal candidate will be a hands-on automation expert who can drive test strategy, build robust automation frameworks, and champion quality throughout the software development lifecycle., * Design and implement end-to-end test automation frameworks for .NET applications using tools such as Selenium, Playwright, SpecFlow, or NUnit/xUnit

  • Develop and maintain automated test suites covering functional, regression, integration, and API testing

  • Define and enforce QA standards, test plans, and traceability matrices across projects

  • Collaborate with developers, business analysts, and product owners during requirement analysis and sprint ceremonies

  • Conduct performance, load, and stress testing using tools such as JMeter or k6

  • Integrate automated tests into CI/CD pipelines via Azure DevOps

  • Identify, document, and track defects with clear reproduction steps; validate fixes

  • Mentor junior QA engineers and promote shift-left testing practices across teams

Requirements

Do you have experience in SQL?, * 5-6 years of experience in software quality assurance, with at least 3 years focused on automation

  • Strong expertise in C# / .NET test automation (NUnit, xUnit, MSTest, SpecFlow)

  • Proficiency in UI automation using Selenium WebDriver or Playwright

  • Experience with API testing using RestSharp, Postman, or similar tools

  • Knowledge of BDD/TDD methodologies and their implementation in .NET

  • Hands-on experience integrating tests into Azure DevOps CI/CD pipelines

  • Strong SQL skills for backend data validation

  • Excellent analytical and problem-solving skills with attention to detail

Nice to Have

  • Experience with performance testing tools (JMeter, k6, Gatling)

  • Familiarity with accessibility testing standards (WCAG 2.1)

  • ISTQB certification or equivalent

  • Experience in security/penetration testing for web apps

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