Senior Software Engineer in Test

Mercury Insurance is consistently recognized for their achievements and culture, including being named one of America's Best Midsize Employers for 2026. As a Senior Software Engineer in Test, you will design, develop, and maintain complex software testing frameworks and tools, lead projects, mentor junior team members, and ensure high-quality software solutions.

Responsibilities:

• 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

Requirements:

• Bachelor's Degree in Computer Science, Computer Engineering, Information Systems or other related fields Or equivalent combination of education and experience
• 5+ yrs industry experience, independently implementing medium sized automation framework/tools
• Familiar with Training, Leading, and Mentorship - Capability to train, lead and mentor junior team members in automation best practices and framework usage
• Knowledgeable of 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
• Experienced in containerization technologies
• Experienced in cloud platforms such as AWS, Google Cloud, or Azure
• Experienced in Leveraging DevSecOps to Improve Engineering Efficiency
• Agile software development release process, CI/CD practices and tools (e.g., Jenkins, GitHub) to integrate automated tests into the build process
• Familiarity with performance testing concepts and tools (e.g., JMeter, LoadRunner) to assess system behavior under load
• Proficiency in documenting framework architecture, components, usage instructions, presentation, and bug report, etc
• Analyze [simple/complex] system requirements and design to determine the best approach for testing of the change/implementation
• 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 willingness and positive attitude to do whatever it takes to complete tasks on time or as quickly as possible
• Acquire and apply domain-specific knowledge to ensure that testing efforts align with business objectives and real-world use cases
• 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
• Strong skills in diagnosing issues within the automation execution and scripts to ensure smooth operation
• Ability to conduct code reviews and provide constructive feedback to ensure quality and adherence to standards and best practice
• Strong knowledge of programming languages commonly used in automation, such as Java, Python, or JavaScript
• Excellent organizational skills to manage multiple testing projects, prioritize tasks to meet deadlines
• Adapt to changing requirements, code designs and implementation changes, new technologies, methods to solve problems, shift priorities, workstyle and responsibilities
• Knowledge of API testing methodologies and tools (e.g., Postman, SoapUI, Curl, Insomnia) for validating RESTful and SOAP APIs
• Commitment to staying updated with the latest trends, tools, and technologies in test automation and quality assurance
• Meticulous attention to detail to ensure high-quality automated tests and reliable framework performance
• 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