Software Test Engineer

Software Test Engineer, C#, TypeScript, GitHub, API, UI, test instrument applications, front-end testing, SDLC, CI/CD, Linux, Windows Reference # Job-11859 Job Description Seeking a Software Test Engineer to lead and execute advanced software testing for web applications and instrument systems, with a focus on C# and TypeScript–based solutions. Engineer will be responsible for designing and implementing automated and manual test strategies, building robust verification frameworks, and ensuring seamless integration into CI/CD pipelines. Engineer will demonstrate deep technical expertise in modern software testing practices, a strong sense of ownership, and the ability to influence quality across teams. Position Details Duration: 7/6/26 – 12/31/26, potential for extension Location: HYBRID in San Diego, CA Starting Pay: Starts at $52/hr W2 plus benefits (no 3rd party candidates) Key Responsibilities Develop and maintain automated test frameworks using C# and TypeScript, covering both API and UI testing. Partner with software developers and domain experts to define test coverage, optimize frameworks, and drive scalable automation solutions. Own quality metrics for assigned projects, proactively identifying risks and implementing improvements. Mentor and guide junior engineers in testing methodologies, automation practices, and domain knowledge. Integrate automated test suites into CI/CD platforms such as GitHub Actions, TeamCity, or Jenkins to ensure continuous quality. Work collaboratively and effectively in a fast-paced environment, driving alignment across stakeholders. Qualifications & Requirements Bachelor’s or Master’s degree in Computer Science, Bioinformatics, Engineering, or related field. 3-5+ years’ in-depth experience working in Software Quality Engineering/Assurance and/or other areas of the SDLC to test web and/or instrument applications, both front and back end. 3-5+ years’ software development experience in C#, Git, Bash, Linux environment, with demonstrated front-end software development. 1-5+ years’ experience working in software test engineering or other areas of the SDLC to test Windows/Linux based systems. Solid understanding of the test pyramid and the ability to design effective test suites across unit, component, integration, and end-to-end (E2E) testing. Strong hands-on experience with API and UI test automation frameworks. Familiarity with CI/CD pipelines and tools (GitHub Actions, TeamCity, Jenkins). Nice To Have Experience working with the following automation frameworks/technologies: Mocha, NUnit, WebdriverIO. Experience in performance testing, usability testing, and security testing. Soft skills Be curious, detail oriented, and analytical, with a proven ability to learn quickly. Be customer-focused, team-oriented, and motivated, taking ownership of assigned tasks. Have proven ability to self-manage, as well as manage interdisciplinary relationships. Experience working on multiple projects simultaneously. Good troubleshooting skills. Have proven verbal and written communication skills. For more information, please email: View email address on click.appcast.io #J-18808-Ljbffr