Senior Software Engineer in Test

Actively Reviewing the Applications

Guardant Health India

India, Telangana, Hyderabad Full-Time On-site

Posted 1 day ago • Apply by June 3, 2026

Job Description

Company Description

Guardant Health is a leading precision oncology company focused on guarding wellness and giving every person more time free from cancer. Founded in 2012, Guardant is transforming patient care and accelerating new cancer therapies by providing critical insights into what drives disease through its advanced blood and tissue tests, real-world data and AI analytics. Guardant tests help improve outcomes across all stages of care, including screening to find cancer early, monitoring for recurrence in early-stage cancer, and treatment selection for patients with advanced cancer. For more information, visit guardanthealth.com and follow the company on LinkedIn, X (Twitter) and Facebook.

Job Description

We are looking for a passionate and skilled Senior Software QA Engineer to be part of the BigData platform team.

As a team member, you will work closely with Development, DevOps, and QA, to learn and should have Automation first mindset, work on the latest Big Data technologies, lead PoCs to exercise new ideas and influence our technology stack's future direction.

Essential Duties and Responsibilities:

Must have

Develop and execute tests at all levels of the testing pyramid (unit tests, integration tests, performance tests, end-to-end tests, functional, security tests. etc.).
Triage and resolve automated test failures with data engineers directly.
Build and maintain automated testing, test environments, and test data.

Highly Desired

Communicate and collaborate effectively with stakeholders from Development, Project Management, Product Management, and other QA team members.
Proactively seek out and share information with team members.
Lead test preparation and test execution activities for data conversion, including test plans, test cases, and mapping of test cases to business requirements.

Good to have

Collaborate with application SME and data engineering teams to develop a comprehensive test plan that validates data platform functionality.
Develop automated tests using test automation tools following defined best practices.
Collaborate with DevOps on CI/CD pipelines.
Accurately report testing results and progress at appropriate intervals as established by the functional and/or application development areas.
There is a lot of communication involved! Excellent interpersonal skills are highly valued.

Technology Stack

Testing Tools

Must have

Basic proficiency with SQL.
Basic proficiency with Python.
Experience with BI systems like Tableau.
Experience in Power BI will also be considered.

Highly Desired

Java, Scala, PowerShell, bash
Great Expectations / AWS Deque.
Any other similar programming language will also be considered.
Big data Tools.

Must have

Working experience with Amazon Web Services or similar Cloud offerings.
Experience in other Public Cloud vendors like Microsoft Azure or Google Cloud will also be considered.

Highly Desired

AWS analytics ecosystem.
Airflow, Glue, Athena/Presto, Redshift, Spark, S3, Lambda.
Kafka, Kinesis, Flink, Dynamo.

Good to have

Exposure to NoSQL databases.

Collaboration Tools

JIRA.
Confluence.
JAMA.

Qualifications

Must have

Prior experience in testing data platforms and data lakes.
Good to know - Time-series data stores.
Experience with Continuous Integration and Continuous Deployment.
Experience designing, managing, programming, and operating complex automated testing processes.

Highly desired

To have experience in identifying the root cause of a defect, using debugging tools and techniques to analyze code, log files, and other artifacts.

Good to have

Experience developing and maintaining test automation of REST APIs using Swagger, Postman, or other web service API testing tools.

Minimum Qualifications

Must have 7+ years of experience in software development/testing.
Bachelor’s degree in Computer Science, Math, Physics, or other technical field.

Highly desired

3+ years of experience in designing, automating and executing integration, performance, and scalability testing.

Additional Information

Job Location: Hyderabad, Telangana, India. (Hybrid model - Work from Office).

Why Join Us?

At Guardant Health, we are on a mission to conquer cancer with data. You’ll be part of a team that is revolutionizing precision oncology through cutting-edge technology and innovative software solutions. If you are a technically strong, people-oriented leader who thrives in a collaborative and high-impact environment, we’d love to hear from you!