Senior Software Engineer in Test

What if the work you did every day could impact the lives of people you know? Or all of humanity?At Illumina, we are expanding access to genomic technology to realize health equity for billions of people around the world. Our efforts enable life-changing discoveries that are transforming human health through the early detection and diagnosis of diseases and new treatment options for patients.Working at Illumina means being part of something bigger than yourself. Every person, in every role, has the opportunity to make a difference. Surrounded by extraordinary people, inspiring leaders, and world changing projects, you will do more and become more than you ever thought possible.

Job Description

Responsibilities

• Work as part of Agile scrum teams to design, implement and test Illumina cloud software
• Design, develop, and maintain comprehensive test plans and test cases based on product requirements and specifications.
• Perform manual and automated testing for functional, regression, performance, and stress testing.
• Collaborate with developers, product owner, and other stakeholders to clarify requirements and resolve issues.
• Identify, document, and track bugs; proactively follow up on defect resolution.
• Develop and enhance test automation frameworks and tools
• Maintain test environments and ensure accurate and reproducible results.
• Drive continuous improvements in test practices and processes.
• Analyze test results, prepare quality reports, and present findings to stakeholders.
• Stay up to date with industry trends and new testing tools or techniques.

All listed tasks and responsibilities are deemed as essential functions to this position; however, business conditions may require reasonable accommodations for additional tasks and responsibilities.

Required Educational Background

• At least a Bachelor's degree in Computer Science/Computer Engineering, or engineering related degree

Desired Profile

• At least 5 years experience in testing and supporting cloud software
• Software test development experience with programming and scripting languages (C#, Javascript, TypeScript preferred)
• Experience in architecting end-to-end automated test suite for API, web apps and experience with test frameworks such as Cypress, Playwright, or similar
• Experience in writing verification plans, test cases, defects reports, executing & managing test cases using test cases management system and writing verification reports
• Experience with CI/CD, Continuous Testing, and related tools such as TeamCity, Jenkins, GitHub Actions
• Must have strong troubleshooting and debugging skills
• Must thrive in fast-paced, dynamic environment
• Experience in developing instrument software / hardware integration is a plus
• Experience in biotech and bioinformatics is a plus

We are a company deeply rooted in belonging, promoting an inclusive environment where employees feel valued and empowered to contribute to our mission. Built on a strong foundation, Illumina has always prioritized openness, collaboration, and seeking alternative perspectives to propel innovation in genomics. We are proud to confirm a zero-net gap in pay, regardless of gender, ethnicity, or race. We also have several Employee Resource Groups (ERG) that deliver career development experiences, increase cultural awareness, and offer opportunities to engage in social responsibility. We are proud to be an equal opportunity employer committed to providing employment opportunity regardless of sex, race, creed, color, gender, religion, marital status, domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition, sexual orientation, pregnancy, military or veteran status, citizenship status, and genetic information. Illumina conducts background checks on applicants for whom a conditional offer of employment has been made. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable local, state, and federal laws. Background check results may potentially result in the withdrawal of a conditional offer of employment. The background check process and any decisions made as a result shall be made in accordance with all applicable local, state, and federal laws. Illumina prohibits the use of generative artificial intelligence (AI) in the application and interview process. If you require accommodation to complete the application or interview process, please contact To learn more, visit: The position will be posted until a final candidate is selected or the requisition has a sufficient number of qualified applicants. This role is not eligible for visa sponsorship.