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.

Leads end-to-end quality assurance for Workday implementations, upgrades, and enhancements. Defines testing strategies, plans, frameworks, and risk mitigation; oversees functional, integration, regression, and UAT testing across Workday modules. Manages defects, test data, environments, release validation, reporting, and stakeholder sign-off. Coordinates QA activities among business teams, developers, system integrators, vendors, and delivery partners while ensuring adherence to quality standards and governance.

Perform manual exploratory testing and build/maintain automated test suites (Playwright/Selenium). Integrate tests into CI/CD, collaborate with product and engineering on acceptance criteria, investigate and track defects, and advocate shift-left testing and continuous quality improvements.

Develop and execute manual and automated tests, define test strategies and cases, build regression automation frameworks, track defects, and advocate for software quality. Collaborate with engineering and distributed cross-functional teams to deliver reliable mobile and digital products in a fast-moving startup environment.

Designs, develops, and maintains automated testing frameworks for enterprise web applications, REST APIs, and distributed systems. Partners with development teams to expand test coverage, integrate automation into CI/CD pipelines, and support reliable Agile software delivery. Responsibilities include risk-based and exploratory testing, API automation, data validation with SQL, debugging, documentation, and continuous testing. Preferred experience includes performance testing, Docker and Kubernetes, cloud testing platforms, behavior-driven development, and security testing fundamentals.

Designs and maintains automated testing frameworks for an AWS-based cloud analytics platform. Responsibilities include test planning, API, integration, regression, performance, scalability, usability, and end-to-end testing; creating test data; analyzing complex data and test results; troubleshooting defects; participating in agile ceremonies; and mentoring QA peers. Collaborates with developers, data engineers, architects, operations, and data scientists to ensure application and service quality.

Leads and develops a Quality Engineering team while defining scalable automation frameworks and AI-enabled testing workflows. Owns testing strategy across web, mobile, API, performance, accessibility, integration, and regression testing. Partners with Product, Engineering, Architecture, DevOps, and Business Analysis to advance shift-left quality, CI/CD quality gates, release readiness, platform resiliency, and quality metrics. Drives modernization of legacy tools, automation adoption, AI-assisted testing, continuous improvement, and business-aligned quality outcomes.

Designs and maintains automated test frameworks for web, API, and mobile applications. Performs functional, regression, integration, and end-to-end testing; validates APIs, databases, and integrations; integrates tests into CI/CD pipelines; manages defects; collaborates with development and product teams in Agile ceremonies; and provides quality metrics and reporting.

Ensure the quality of web applications, APIs, backend services, and mobile applications through manual and automated testing. Develop test strategies, plans, and documentation; manage defects; lead root cause analysis; integrate testing into CI/CD pipelines; validate accessibility; and mentor junior QA engineers. Collaborate with product, design, and engineering teams to improve product quality, performance, security, and user experience.

Develop and maintain automated tests for web applications, APIs, integrations, SaaS platforms, and AI-powered features. Build customer journey tests, improve automation frameworks, integrate testing into CI/CD pipelines, analyze failures, troubleshoot defects, and increase test coverage and reliability. The role also contributes to AI-assisted testing initiatives and applies emerging technologies such as LLMs, agentic AI frameworks, and model evaluation methodologies.

Own the quality strategy and end-to-end testing pipeline for an AI-generated product handling real-money transactions. Build automated UI, browser, mobile, pre-merge, nightly, release, and production testing gates; integrate testing with CI/CD; evaluate external tools; and improve reliability of critical financial flows. The role partners with engineering and DevOps, uses AI coding agents daily, and drives quality initiatives as an autonomous individual contributor.

Senior Quality Assurance Engineer responsible for leading quality strategy across eCommerce applications. The role combines manual, automated, integration, load, performance, UI, exploratory, cross-browser, and boundary testing. Responsibilities include designing automated tests, analyzing defects, defining quality metrics, supporting production-readiness decisions, collaborating with developers and stakeholders, establishing acceptance criteria, improving testing processes, and mentoring QA engineers on automation and quality engineering practices.

Performs automated and manual testing for mission-critical software, including component, integration, system, acceptance, database, API, and multi-tier application testing. Develops test plans, maintains automation, validates SQL data, reports quality metrics, investigates defects, and collaborates with engineering and business stakeholders in Agile Scrum environments. Provides QA leadership and mentorship while supporting enterprise, legacy modernization, greenfield, and high-availability initiatives.

Tests Salesforce configuration, custom development, integrations, data migrations, and releases for a federal modernization initiative. Develops test plans, cases, and scripts; performs functional, regression, integration, end-to-end, and UAT testing; validates Flow, Apex, LWC, SOQL, APIs, security, and reporting; manages defects; supports Agile releases and deployment stabilization; and communicates quality status to government stakeholders.

Senior Quality Assurance Engineer responsible for manual and automated testing across web and mobile platforms. The role develops test strategies, frameworks, test plans, regression suites, and AI-assisted tooling; debugs and tracks defects; and collaborates with engineering, product, design, and support teams to improve software quality.

Owns end-to-end QA coverage across firmware, cloud services, and mobile applications for IoT products. Tests device-to-cloud communication, APIs, business logic, connectivity failures, offline operation, OTA updates, and rollback scenarios. Analyzes device and cloud logs, develops test data strategies, prioritizes automation scenarios, and maintains smoke and regression testing processes. Requires systems thinking, embedded and mobile testing experience, API testing, Agile QA processes, and familiarity with relevant test management tools.

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.

Design, develop, and execute manual and automated tests for front-end, back-end, APIs, and large-scale services. Build and maintain automated test suites and frameworks (Java, JUnit, Selenium, TestNG), analyze logs, report results, and collaborate with stakeholders; ensure test coverage across devices and drive test strategy and sign-off.

Lead and scale the quality assurance strategy for a remote health technology company. Manage and mentor QA engineers across Scrum teams, oversee automated and manual testing, integrate test frameworks with CI/CD pipelines, establish quality metrics, improve test coverage and environments, and ensure compliance with regulated-industry standards. Partner with engineering, product, and executive leadership to drive quality practices across the software development lifecycle.

Manually test Nutrafol’s ecommerce website and mobile experiences across devices, browsers, and viewports. Identify, document, and track functional, visual, copy, usability, and regression defects in Jira while collaborating with QA leads, product managers, developers, and designers. The role requires timely execution in an Agile environment, strong communication and attention to detail, and recent experience using AI tools to improve test scripting, troubleshooting, analysis, and testing efficiency.

Performs primarily manual QA testing across PeopleSoft, Workday, Archer, SaaS, EPM, compliance, and other enterprise applications. Executes functional, regression, integration, and UAT testing; creates test documentation; validates enhancements and fixes; conducts SQL-based data validation; supports automation; and partners with business, development, and project teams to identify risks and testing gaps.

Designs and maintains automated unit, integration, regression, and end-to-end tests within Agile and DevSecOps pipelines. Owns test documentation, requirements traceability, defect management, accessibility and performance testing, release reporting, and quality gates. Leads Section 508/WCAG compliance and VPAT preparation, supports disaster recovery and IV&V, mentors junior QA engineers, and communicates quality metrics to program and Government stakeholders.

Leads IT QA teams and quality outcomes across products and delivery areas. Responsibilities include people management, talent development, QA governance, test automation strategy, release readiness, risk management, quality metrics, stakeholder partnership, resource planning, and continuous improvement. The role manages up to 15 QA analysts and drives scalable testing practices, automation adoption, delivery confidence, and customer-focused quality results.

Develop and maintain automated testing frameworks and suites for UI, API, integration, database, functional, regression, and end-to-end testing. Create test strategies, plans, cases, and scenarios; validate system controls and compliance requirements; manage defects; analyze quality metrics; and support release and production validation. Collaborate with product, business analysis, development, and DevOps teams throughout the software development lifecycle.

Senior QA Engineer responsible for designing and executing test strategies for Amazon Connect contact centers, building manual and automated Playwright/Cypress/Selenium suites across UI, API and serverless backends, validating migrations and production readiness, running UAT, incident triage, and mentoring junior QA engineers.