Senior Software Engineer In Test Jobs in Santa Ana, CA

Join an amazing team that is consistently recognized for our achievements and culture, including our most recent Forbes award of being one of America's Best Midsize Employers for 2025!

As a Senior Software Engineer in Test, you will be designing, developing, and maintaining complex software testing framework and tools. This position involves leading project, mentoring junior team members, and ensuring the delivery of high-quality software solutions.

An in-person interview may be required during the hiring process.

Essential Job Functions:

• Design, Develop and Maintain Test Automation Frameworks, Tools and Libraries: Develop a strong understanding of relevant product areas, independently implementing and maintaining complex automated tests and medium complex framework features.
• Critical Thinking and Problem-Solving Skills: Skilled in debugging and resolving simple blocking issues, especially with automation scripts, new frameworks and new tools. Applies analytical and creative approaches to tackle simple quality challenges with solutions.
• Implement/Enhance Continuous Integration Continuous Deployment (CI / CD): Understanding of automation framework with CI/CD pipelines to facilitate automated testing during the build and deployment processes.
• Performance Testing Support: Design and implement complex performance test script based on existing automation framework and tools to execute performance tests. Provide analytical and provide feedback for the releases in the test result report.
• Define and Enforce Automation Standards and Best Practices: Enforcing coding standards, best practices, and guidelines for writing and maintaining automated scripts and framework. Review code written by team members to ensure adherence to standards and provide constructive feedback.
• Cross-Functional Collaboration and Communication: Work closely with cross functional teams and stakeholders to gather requirements and provide simple solutions in framework to meet medium-complex testing needs in small-medium sized team.
• Create, Monitor and Analyze Test Results: Create, review and analyze test execution results, providing complex insights and simple recommendations based on findings.
• Training and Mentorship: Train and mentor TE and SETs on using the automation framework to start writing medium automation tests. Training others to diagnose, resolve mid-complex issues and prepare proper documentation to ensure smooth operation.

Education:

Minimum:

• Bachelor's Degree in Computer Science, Computer Engineering, Information Systems or other related fields Or equivalent combination of education and experience.

Experience:

Minimum:

• 5+ yrs industry experience, independently implementing medium sized automation framework/tools

Preferred:

• 3 or more years of development experience with Java and/or Python
• 3 or more years of experience creating automation frameworks
• 3 or more years of experience developing testing tools

Knowledge and Skills:

Minimum:

• Familiar with the following:
• Training, Leading, and Mentorship - Capability to train, lead and mentor junior team members in automation best practices and framework usage.
• Knowledgeable of the following:
• Framework Design and Development - Develop a strong understanding of relevant product areas, proficiency in designing and implementing high quality framework, that are modular, configurable, maximize reuse, are fast, effective, user friendly, secure, compliant, stable and maintainable.
• Develop Testing Tools, Utilities - Develop a strong understanding of relevant product areas, integrate innovative tools, libraries, and technologies into the automation framework to enhance testing capabilities.
• Create and Maintain Libraries - Proficiency in creating and maintain automated reusable libraries/components to enhance automated capabilities
• Technologies - Experienced in containerization technologies. Experienced in cloud platforms such as AWS, Google Cloud, or Azure. Experienced in Leveraging DevSecOps to Improve Engineering Efficiency
• Release Process and Continuous Integration/Continuous Deployment (CI/CD) - Agile software development release process, CI/CD practices and tools (e.g., Jenkins, GitHub) to integrate automated tests into the build process.
• Performance Testing - Familiarity with performance testing concepts and tools (e.g., JMeter, LoadRunner) to assess system behavior under load.
• Documentation Skills - Proficiency in documenting framework architecture, components, usage instructions, presentation, and bug report, etc...
• Requirements Analysis - Analyze [simple/complex] system requirements and design to determine the best approach for testing of the change/implementation.
• Critical Thinking and Problem-Solving Skills – Debugging and resolving blocking issues, especially in automation scripts, frameworks and tools. Applies analytical and creative approaches to tackle complex quality challenges with innovative solutions.
• Collaboration and Communication - verbal and written communication skills on executing task-specific collaboration, conveying precise technical details, responding to immediate issues, and ensure clarity in resolving project-level technical challenges
• Multi-Tasking Skill with Positive Attitude - Multi-Tasking skill with willingness and positive attitude to do whatever it takes to complete tasks on time or as quickly as possible.
• Product Knowledge - Acquire and apply domain-specific knowledge to ensure that testing efforts align with business objectives and real-world use cases.
• Test Automation Tools - Experience coding with popular test automation tools and frameworks (e.g., Selenium, TestNG, JUnit, Appium, IDE, Metrics etc.). Knowledge of containerization technologies like Docker and Kubernetes.
• Debugging and Troubleshooting - Strong skills in diagnosing issues within the automation execution and scripts to ensure smooth operation.
• Best Coding Practices - Ability to conduct code reviews and provide constructive feedback to ensure quality and adherence to standards and best practice.
• Experienced with the following:
• Coding Skills - Strong knowledge of programming languages commonly used in automation, such as Java, Python, or JavaScript.
• Time Management - Excellent organizational skills to manage multiple testing projects, prioritize tasks to meet deadlines.
• Adaptability and Flexibility - adapt to changing requirements, code designs and implementation changes, new technologies, methods to solve problems, shift priorities, workstyle and responsibilities.
• API Testing - Knowledge of API testing methodologies and tools (e.g., Postman, SoapUI, Curl, Insomnia) for validating RESTful and SOAP APIs.
• Continuous Learning - Commitment to staying updated with the latest trends, tools, and technologies in test automation and quality assurance.
• Attention to Detail - Meticulous attention to detail to ensure high-quality automated tests and reliable framework performance.

Why choose a career at Mercury?

At Mercury, we have been guided by our purpose to help people reduce risk and overcome unexpected events for more than 60 years. We are one team with a common goal to help others. Everyone needs insurance and we can't imagine a world without it.

Our team will encourage you to grow, make time to have fun, and work together to make great things happen. We embrace the strengths and values of each team member. We believe in having diverse perspectives where everyone is included, to serve customers from all walks of life.

We care about our people, and we mean it. We reward our talented professionals with a competitive salary, bonus potential, and a variety of benefits to help our team members reach their health, retirement, and professional goals.

We offer many great benefits, including:

• Competitive compensation
• Flexibility to work from anywhere in the United States for most positions
• Paid time off (vacation time, sick time, 9 paid Company holidays, volunteer hours)
• Incentive bonus programs (potential for holiday bonus, referral bonus, and performance-based bonus)
• Medical, dental, vision, life, and pet insurance
• 401 (k) retirement savings plan with company match
• Engaging work environment
• Promotional opportunities
• Education assistance
• Professional and personal development opportunities
• Company recognition program
• Health and wellbeing resources, including free mental wellbeing therapy/coaching sessions, child and eldercare resources, and more

Mercury Insurance is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by federal, state, or local law.