Top Software Test Engineer Jobs in Austin, TX

Designs and maintains automated test frameworks and exploratory suites for products, APIs, SDKs, AI models, and data platforms. Develops functional, integration, end-to-end, regression, API, browser, load, and reliability tests; creates datasets, evaluation pipelines, dashboards, and CI/CD release gates. Partners across Engineering, Research, Product, Data, and Infrastructure to validate model behavior, data quality, performance, and production readiness. Documents reproducible defects, supports triage, and communicates risks.

Designs and improves automated testing frameworks, writes production-quality test code, and embeds quality engineering across the software development lifecycle. Responsibilities include unit, integration, end-to-end, performance, security, API, and database validation testing for distributed systems. The role partners with product and engineering teams, translates requirements into test solutions, reviews designs and code, troubleshoots issues, and mentors junior engineers.

Designs and executes manual software testing for NAVSUP OIS Next Gen applications, including functional, regression, integration, system, accessibility, and user acceptance testing. Creates test plans and cases, validates databases with SQL, documents defects in GitLab, verifies fixes, communicates release readiness, and collaborates with Agile development and product teams. Supports production validation and continuous QA process improvements.

Lead comprehensive testing for embedded firmware and software across pre-silicon and post-silicon development. Design black-box, white-box, stress, integration, regression, and system test strategies; develop automated test frameworks and hardware-in-the-loop infrastructure; debug and triage defects with cross-functional hardware, firmware, software, and systems teams; analyze and present coverage, risks, and test results. The role also requires technical leadership, requirements-based test-case development, and system reliability validation.

Lead technical ownership of a global platform for safe change: distributed key-value storage, progressive configuration delivery, testing and health-mediation. Write production code, design systems, review senior proposals, integrate LLMs, and drive cross-team initiatives to improve reliability, rollout safety, and developer productivity.

Build and maintain multi-layer test automation, improve CI/CD release integrity, and develop internal tools that enhance testability and developer experience. Establish quality metrics, dashboards, and observability for product stability and release readiness. Partner across engineering, infrastructure, product, SRE, and quality teams to implement shift-left practices, performance, resilience, security, API, and dependency testing. Drive automation-first quality improvements and promote consistent engineering standards.

As a Software Development Engineer in Test, you'll create and conduct automated tests, resolve technical issues, and collaborate with development teams to ensure software quality.

Lead QA activities for an IAM program: design and implement QA methodologies, create and run manual and automated tests, perform code/product reviews, triage defects, validate functionality/performance/security, and support CI/CD, UAT, and release validation across Agile teams.

Execute scheduled, ad hoc, and release-milestone software tests; review test cases; report defects in issue-tracking systems; communicate status in standups; and collaborate with software test managers and development teams. The role requires knowledge of QA methodologies, black-box, grey-box, and white-box testing, strong communication and organization, independent and team-based work, and participation in planning and professional meetings.

Develop and maintain automated test systems and software for liquid-cooled server rack products. Design test plans, execute and sustain manufacturing-level tests for servers, storage, and networking; perform failure analysis, debugging, data-driven improvements, and cross-functional collaboration to ensure quality, performance, and safety across NPI and production.

Develop and maintain automated testing tools and frameworks for complex healthcare software. Create test plans, execute white-box, black-box, UI, API, and performance testing, identify defects and testing gaps, improve CI/CD processes, and collaborate with product managers and developers to support high-quality releases. The role also involves debugging code, participating in demos, and working with distributed teams in a remote environment.

Designs, develops, and maintains complex software test automation frameworks, tools, libraries, and performance tests. Integrates automated testing into CI/CD pipelines, analyzes test results, enforces coding standards, reviews code, troubleshoots issues, and mentors junior engineers. Collaborates cross-functionally to support quality releases and develops reusable testing solutions using modern programming languages, cloud platforms, containerization, API testing, and automation technologies.

Design, develop, and maintain complex test automation frameworks, tools, libraries, and performance tests. Integrate automated testing into CI/CD pipelines, establish coding standards, analyze test results, and drive automation strategies. Collaborate with cross-functional teams, review code, troubleshoot framework issues, and mentor junior testing engineers. The role also supports cloud, containerization, DevSecOps, API, UI, and performance testing initiatives.

The Embedded Software Test Engineer will design test plans, implement tests for products, automate testing in CI, and communicate results with cross-functional teams.

Lead quality engineering for a backend-heavy Immigration AI platform. Design test plans and cases, establish test environments, execute manual and automated testing, build custom frameworks and tooling, and test REST, asynchronous, event-driven, and backend services. Mentor engineers, conduct code reviews, identify automation opportunities, apply GenAI and LLMs, perform load and stress testing, and improve testing pipeline scalability, performance, and efficiency.

Design and develop black-box and white-box test plans, implement pre- and post-silicon tests, automate tests in CI, triage/debug issues with software teams, and present results to stakeholders.

Lead initiatives that enable production-like system testing across engineering. Build realistic test environments, workload generation and replay, fault-injection tooling, shared testing frameworks, and continuous or release validation. Partner with infrastructure, reliability, release, and product teams to convert incident learnings into durable test coverage. Mentor engineers, influence testing strategy, and improve observability, debuggability, and operational readiness.

Build and maintain scalable integration and end-to-end test automation frameworks, optimize CI pipelines and test execution, improve test stability and reporting, support engineering teams with triage and best practices, write technical specs/ADRs, participate in on-call rotation, and collaborate cross-functionally to evolve the company test strategy.

Designs, develops, and maintains automated test frameworks and suites for complex API and web applications. Tests software functionality, performance, scalability, and database integrations; debugs defects and verifies fixes. Collaborates with engineering, QA, product, and cross-functional teams on test strategy, code reviews, sprint planning, and root-cause analysis. Contributes to CI/CD automation and creates test plans, cases, procedures, and reports.

Lead test automation for web applications and a CDN-backed content delivery platform. Design, build, and maintain automated frameworks (UI/API), integrate CI/CD, run performance and scalability tests, validate cloud-native AWS services, and support release activities including code reviews, defect triage, and root cause analysis.

Lead design and operation of test infrastructure at scale: test orchestration, smart selection, parallel sharding, flaky-test detection, observability, SLOs, and on-call. Define technical strategy, drive cross-team projects, mentor engineers, and reduce test feedback time to accelerate engineering velocity.

Design, build, and maintain production-grade test infrastructure, release orchestration tooling, and performance testing systems. Drive automation strategy across unit, integration, API, and end-to-end layers, migrate test frameworks (Cypress to Playwright), add observability for flakiness and reliability, and mentor engineers while solving complex infrastructure and AI-assisted testing problems.

The Staff SDET will design and implement automated test frameworks using TypeScript, collaborate with developers, and enhance testing processes within CI/CD pipelines.

Develop and scale automated test systems for RF and satellite communications payloads, control lab instrumentation, build reusable frameworks and CI/CD-integrated automation, debug hardware/software integration issues, and design scalable test infrastructure to ensure repeatable system validation.

The Software Test Engineer will design, implement, and maintain test frameworks for back-end services, ensuring product quality through test case creation and automation, and collaborating with cross-functional teams.