Top Senior QA Jobs in St. Louis, MO

Lead the Signature Assessment and Verification team, ensuring quality standards in stealth technology while overseeing testing, data management, and process development.

Lead quality assurance and test strategy across Agile teams, drive automation for testing, mentor QA teams, and ensure high-quality software delivery.

Design, build, and maintain scalable test automation frameworks and tooling (Playwright, C#, JS/TS). Integrate automated tests into CI/CD, develop end-to-end, integration, and performance tests, apply AI techniques for test generation and defect detection, troubleshoot system issues, mentor QA teams, and drive automation and quality engineering best practices.

Build and maintain automated tests and frameworks for web apps, APIs, integrations, and customer journeys. Integrate tests into CI/CD, participate in regression and end-to-end testing, apply AI-assisted testing, analyze failures, and collaborate with engineering to improve quality and automation practices.

Lead and own Syllo's QA strategy, build scalable automated testing frameworks integrated into CI/CD, and drive quality across Engineering, Product, and Customer Success. Champion QA processes, measure and improve release standards, reproduce and validate complex customer issues, and leverage AI/LLM tools to modernize test generation, failure analysis, and automation to increase release confidence and reduce manual testing.

Lead QA & Standards for an enterprise SaaS platform, owning manual QA, automation, and performance testing. Set org-wide test standards, define release quality gates, drive AI-first QA adoption, grow performance engineering, manage distributed teams, and partner with engineering leadership on automation strategy and quality transformation.

Design and maintain Python-based automated test suites and perform hands-on hardware testing of Flipper One. Validate firmware/software on real devices, investigate Linux system behavior, collect logs, analyze failures, and create test scenarios and documentation to improve coverage.

Contract QA team (1 Lead, 3 Testers) to perform testing, validation, and parallel runs. Prefer candidates with SQL (Teradata or similar) and Cognos BI experience. Remote role with 3-4 weeks travel over a 4-6 month engagement.

Design, develop, and maintain scalable API and UI automated test suites; integrate tests into CI/CD; perform load, stress, and endurance testing; analyze failures and root causes; mentor engineers and improve testing practices and frameworks.

Senior QA Analyst strengthens release confidence by designing and executing test plans, performing manual and supporting automated testing, tracking defects, validating release readiness, collaborating with developers and product owners, monitoring environments and data integrity, and driving continuous improvement in QA processes.

The Quality Assurance Manager oversees technical quality across factory operations and field inspections, manages quality reports, and collaborates with teams on quality assurance practices.

Lead QA strategy and execution for ARBI and Athena: audit QA, define test architecture, build automated frontend/API/integration/regression suites, validate AI/LLM behaviors and data workflows, integrate tests into CI/CD, perform performance and reliability testing, and own release readiness, metrics, and QA operating rhythms across the product.

The QA Engineering Manager will lead a team in building and implementing AI-driven QA processes, focusing on automation, mentoring staff, and ensuring quality standards across product lifecycles.

As a QA Engineer, you will ensure the quality of AI features, design test strategies, maintain automated pipelines, and collaborate on quality metrics.

Manage QA for QuickCode by testing releases, validating product accuracy, troubleshooting with Success and Support, documenting tests, and providing feedback to Product and Engineering to improve clinical billing workflows and user experience.

Lead design and implementation of automated testing solutions using Playwright and TypeScript. Define automation standards, build scalable frameworks, create UI and API automation, integrate tests into CI/CD, and ensure software quality across enterprise applications.

Design, develop, and execute automated tests, perform API and performance testing, identify and document defects, collaborate with cross-functional teams to ensure product quality and resolve issues.

The Senior Testing/QA Specialist will design and manage testing strategies, develop testing architecture, execute test plans, and collaborate with developers to improve software quality.

Lead design and maintenance of scalable test automation frameworks and end-to-end integration tests. Build automated suites (Playwright/C#, Java, Test Sigma), integrate tests into CI/CD, reduce flakiness, analyze test results, triage defects, and drive risk-based testing and modern QA practices across engineering and product teams.

Lead QA automation efforts by designing, building, and maintaining automated test frameworks and suites, leveraging Agentic AI to generate and optimize tests, executing manual and automated regression/integration tests, collaborating with engineering on testability, reporting defects, and driving QA best practices and mentoring within the team.

Lead a team of automation engineers, oversee automation strategy and integration into CI/CD for delivering quality software.

The Quality Assurance Manager will oversee project quality processes, develop Quality Plans, ensure compliance, lead quality initiatives, and maintain reporting metrics, primarily supporting Design-Build projects.

Validate and improve Brave browser quality across desktop and mobile. Create and execute tests, reproduce and debug cross-platform issues, use packet monitoring tools, work in open-source/GitHub, and collaborate with developers and privacy/security teams to ensure secure, reliable releases including crypto wallet and AI-related features.

Owner of test strategy and execution for web applications: design test plans, run functional/integration/regression/performance tests, log and track defects, perform root-cause analysis, participate in code reviews, and continuously improve QA processes and automation (Playwright) within Agile teams.

Design, build, and maintain manual and automated end-to-end tests for front-end and back-end APIs. Use Cucumber BDD, Postman, Jenkins, and SQL to validate functionality, data integrity, and performance across cloud-native and big-data environments (GCP/BigQuery). Integrate tests into CI/CD pipelines, track defects in Jira, and collaborate with cross-functional Agile teams to ensure continuous quality.