
ABOUT THIS POSITION
As a Software Development Engineer in Test (SDET), you will join an established, cross-functional product development team responsible for delivering high-quality software and data to our clients. You will own both automated and manual testing efforts across multiple products, partnering closely with engineers, product managers, and business stakeholders.
This role is ideal for someone who thrives on autonomy, values clear communication, and is excited to use AI as a force multiplier to design thoughtful test strategies and robust automated solutions. You’ll be trusted to manage your work independently while proactively sharing risks, insights, and opportunities for improvement with the team.
You will act as a quality champion, helping embed quality practices early in the development lifecycle and coaching others on modern testing and quality engineering best practices.
WHAT YOU'LL DO
What You Will Do
As an SDET on the team, you will:
Design, implement, andmaintaincomplex automated tests(end-to-end, performance, load, scalability, and security) using tools such as Playwright and/or Selenium
Leverage AI toolsto:
Create and refine test plans and test strategies
Accelerate automated test creation and maintenance
Analyze test results andidentifycoverage gaps
Generate realistic and meaningful test data scenarios
Take ownership of testing efforts for assigned products, managing your work autonomouslywhile communicating progress, risks, and blockers early
Collaborate closely with engineering, product, and business partnersto understand requirements, architecture, and desired outcomes
Champion a “quality-from-the-start” mindset by influencing design discussions, acceptance criteria, and release readiness
Set and help drive clear quality expectationsfor each product release
Document, track, andvalidatedefects through resolution
Continuously improve testing processes, tools, and frameworks that strengthen quality across the team and organization
Contribute positively to team culture by being kind, collaborative, curious, and engagedin your work
WHAT YOU'LL NEED
What You Will Need
MinimumRequirements
Bachelor’s degree in Computer Scienceor a related field (or equivalent practical experience)
3+ years of professional experienceas an SDET designing, developing, andmaintainingfull-stack test automationfor modern web applications and microservices
Hands-on experience with Playwright and/or Seleniumfor end-to-end testing
Strong programming skills in C#
Intermediateproficiencywith SQL
Experience working with CI/CD pipelines
Experience using Jira and/or Azure DevOps (ADO)to support agile project management, sprint work, and defect tracking
Excellent written and verbal communication skills, with the ability to clearly explain risks, findings, and recommendations
What Will Set You Apart
Comfort using AI tools as part of your daily workflow, with curiosity about how they can improve test quality and efficiency
A proven ability to work independentlywhileremaininghighly communicative and collaborative
A mindset that balances high standardswith kindness, empathy, and respect for teammates
Excitement about learning, improving systems, and contributing to something larger than your own individual tasks
ABOUT WAYSTAR
Through a smart platform and better experience, Waystar helps providers simplify healthcare payments and yield powerful results throughout the complete revenue cycle.
Waystar’s healthcare payments platform combines innovative, cloud-based technology, robust data, and unparalleled client support to streamline workflows and improve financials so providers can focus on what matters most: their patients and communities. Waystar is trusted by 1M+ providers, 1K+ hospitals and health systems, and is connected to over 5K commercial and Medicaid/Medicare payers. We are deeply committed to living out our organizational values: honesty; kindness; passion; curiosity; fanatical focus; best work, always; making it happen; and joyful, optimistic & fun.
Waystar products have won multiple Best in KLAS® or Category Leader awards since 2010 and earned multiple #1 rankings from Black Book™ surveys since 2012. The Waystar platform supports more than 500,000 providers, 1,000 health systems and hospitals, and 5,000 payers and health plans. For more information, visit waystar.comor follow @Waystaron Twitter.
WAYSTAR PERKS
Waystar is proud to be an equal opportunity workplace. We celebrate, value, and support diversity and inclusion. Qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, marital status, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Waystar’s enterprise-grade software is purpose-built to simplify healthcare payments. We enable providers to prioritize patient care and optimize their financial performance. Waystar serves approximately 30,000 clients, representing over 1 million distinct providers, including 16 of 20 institutions on the U.S. News Best Hospitals Honor Roll. Waystar’s enterprise-grade platform annually processes over 5 billion healthcare payment transactions, including over $1.2 trillion in annual gross claims and spanning approximately 50% of U.S. patients. Waystar strives to transform healthcare payments so providers can put the human touch where it matters most: their patients and communities.
Put simply, Waystar is the way to make healthcare payments more human with a software platform designed for providers + patients.
Discover the way forward at waystar.com.