Principal Software Engineer - Quality Assurance

Responsibilities and Duties

• Document "as is" and "to be" QA processes and describe the changes required to migrate to the "to be" capability.
• Discuss and recommend technical developments to improve the quality of software solutions and supporting infrastructure.
• Partner with cross‑functional teams to conceptualize technology solutions, using data to drive design and decisions.
• Guide the development of existing and new applications by analyzing and identifying areas for modification and improvement.
• Develop, automate, and perform complex testing and monitoring to diagnose and correct application functionality and performance issues; validate and interpret test data.
• Ensure best practices around robust solution monitoring and alerting to proactively diagnose performance or stability issues.
• Monitor, identify, and correct the most complex software defects to maintain fully functioning applications.
• Lead team in work breakdown and estimation of software development activities to meet delivery timelines; provide resource staffing recommendations.
• Contribute to and maintain a technical roadmap to facilitate application software development and prioritize work in line with business requirements.
• Oversee continuous integration activities (sharing, testing, building) within established operational systems.
• Explore and develop a detailed understanding of emerging issues and evaluate their potential impact on the organization.
• Develop own capabilities through assessment, development planning, training, and coaching; pursue external professional accreditation where relevant.
• Maintain an in‑depth understanding of technology, external regulation, and industry best practices through education, conferences, and specialist media.

• Provide team oversight and guidance, applying the Software Development Life Cycle (SDLC) in all phases.
• Plan, organize, and prioritize activities to efficiently meet objectives.
• Assimilate data from multiple sources to draw conclusions and make recommendations.
• Understand business context, rules, architecture, and organizational processes to document current technology state.
• Lead the team to envision and document future state processes and products, identifying scope, value, and necessary changes.
• Create clear, comprehensive documentation and artifacts that explain technical specifications and solutions.
• Develop software using programming languages, tools, and platforms (including object‑oriented development, database UIs, cloud services).
• Design, execute, and report on system and service tests to validate application functionality.
• Install, set up, configure, and manage software and environments.
• Monitor, diagnose, and fix problems with technology products.

• Experience with WDIO, Rest Assured, Test Complete.
• Experience with Google Cloud Platform (GCP) and cloud‑based testing.
• Experience with AI/GenAI in QA, including LLM‑based test generation, agentic workflows, and mini‑agents.
• Experience with BDD frameworks such as Cucumber.
• Exposure to performance testing and scalability validation.
• Knowledge of accessibility testing and cross‑browser strategies.
• Experience in a TCoE or enterprise QA transformation environment.

Bachelor's Degree or equivalent level in Computer Science or a related field.

3 to 6 years as an experienced practitioner capable of advising others and handling most situations.

7 to 12 months of general supervision of junior colleagues.

• Competitive wages and paid time off.
• Stock Purchase Plan and 401(k) with employer contributions.
• Medical, Dental, and Vision insurance (starting day one) with optional Flexible Spending Account (FSA).
• Team Member Health/Wellbeing programs.
• Tuition and Educational Assistance programs.
• Opportunities for career growth.

O’Reilly Auto Parts is an equal‑opportunity employer. The Company does not discriminate on the basis of race, religion, color, national origin or ancestry (including immigration status or citizenship), sex, sexual orientation, gender identity, pregnancy (including childbirth, lactation, and related medical conditions), age (40 and over), veteran status, uniformed service member status, physical or mental disability, genetic information (including testing or characteristics) or another protected status as defined by local, state, or federal law, as applicable.

Qualified individuals with a disability may be entitled to reasonable accommodation under the Americans with Disabilities Act. If you require a reasonable accommodation during the application or employment process, please contact  or call (800) 471‑7431 option.