Senior Software Engineer in Test
Zip Co Limited27 days ago
Remote, United StatesSenior
Base Salary
$146k - $157k/yr
Responsibilities
- Own end-to-end verification and validation for complex systems from design through production.
- Design and execute test strategies covering edge cases, failure modes, and real-world scenarios.
- Build and maintain scalable backend/API and frontend/UI test automation frameworks.
- Identify test coverage and system behavior gaps and drive root cause analysis and defect prevention.
- Improve test efficiency, reliability, execution speed, and release confidence.
- Use AI-assisted tools and emerging AI capabilities to improve testing, debugging, and quality workflows.
- Evaluate AI- and agent-produced work with the same verification and validation rigor as human-written code.
- Mentor engineers and raise quality standards across the team.
Requirements
- 8+ years of experience in quality engineering, QA automation, or SDET roles owning quality for complex production systems.
- Strong critical-thinking, debugging, problem-solving, and edge-case identification skills.
- Deep understanding of unit, integration, end-to-end, contract, and regression testing strategies.
- Strong programming skills, preferably in TypeScript, JavaScript, or a similar language.
- Experience building backend/API and frontend/UI automation frameworks using tools such as BrowserStack, Playwright, Cypress, Selenium, or Appium.
- Experience integrating tests with CI/CD pipelines and working with mocking, stubbing, and test data management.
- Experience using AI-assisted development tools for testing, debugging, technical problem-solving, and software quality improvement.
- Ability to evaluate emerging AI capabilities while maintaining quality, security, and maintainability.
- Experience mentoring engineers and raising quality standards across a team.
- Preferred experience includes performance testing, BDD frameworks, microservices architectures, and high-scale or fintech environments.
Benefits
- Remote-first opportunity for US-based employees with an option to work from the Manhattan office.
- Flexible working culture.
- Incentive programs and unlimited PTO.
- Generous paid parental leave and family support policies.
- Company-sponsored 401k match.
- Learning and wellness subscription stipend.
- Employer-sponsored insurance with several fully Zip-covered choices for employees and dependents.
- Beautiful Union Square office with a casual dress code.
Tech Stack
Categories
About Zip Co Limited
Zip Co Limited (ASX: ZIP) provides buy now, pay later and point-of-sale credit products for consumers, integrated into online and in-store checkouts. It earns primarily from merchant fees, interchange, and consumer charges on longer-term credit; products include Zip Pay and Zip Money. Founded in 2013 and headquartered in Sydney, it operates in Australia, New Zealand, and the United States with a broad merchant acceptance network.