Senior Software Development Engineer in Test; Sr. SDET

About the Role

We are seeking a highly experienced Senior Software Development Engineer in Test (Sr. SDET) who combines strong technical depth with leadership qualities to join Ninja One’s Analytics and Reporting Platform Team. Use your expertise as someone who can mentor others, drive automation strategy, elevate engineering standards, and collaborate across teams to ensure world‑class product quality. Demonstrate your knowledge in the testing process, modern programming languages, CI/CD systems, and AI‑driven testing technologies such as Test Rigor.

Apply your passionate expertise in software quality assurance, building scalable, maintainable automation systems and continuously improving the Software Development Life Cycle (SDLC) and Software Testing Lifecycle (STLC) processes. Work with a top-tier engineering and management team as you manage a stream of new and exciting challenges that will impact on our product quality and customer satisfaction, contributing to growth and revenue for Ninja One.

We are flexible on remote working from home, if you are located in the USA and reside in one of the following states - CA, CO, CT, FL, GA, IL, KS, MA, MD, ME, NJ, NC, NY, OR, TN, TX, VA, and WA. We have physical offices in Austin, TX and Tampa, FL, if you prefer a hybrid option.

We hire the best software engineers, but experience in our stack can’t hurt:
Ninja One is built on Java, Kotlin, C++, Golang and Postgres, supporting millions of user endpoints and running as a scalable cloud service in AWS. Knowing large‑scale datastore bottlenecks, asynchronous application design and client‑server architecture will help you.

• Automation Development: Create software automation tests to ensure regression coverage across our products. Evaluate requirements for designing test scenarios to ensure maximum testing traceability. Implement new testing automation against our existing applications. Collaborate with the development team to define a testing protocol for new features as they are designed and developed.
• Technical Strategy: Provide architectural insight using our current or new testing infrastructure to build best practice testing solutions. Evangelize quality and a testing‑first approach in our software development life cycle from beginning to end.
• Quality Testing & Troubleshooting: Responsible for comprehensive software testing, guaranteeing impeccable feature releases of our software products. Develop and maintain accurate test plans, test strategies, shift left testing and ensure compliance across all platforms.
• Collaboration: Partner with our talented QA Engineers, developers, product managers, and leaders across our product teams throughout the software development life cycle, ensuring that quality standards are always achieved.
• Other duties as needed.

• Bachelor’s degree in computer science, Information Technology, related technical degree or equivalent work experience.
• 10+ years designing, developing, and executing automated test frameworks, test strategies, and comprehensive test plans.
• Strong commitment to quality engineering, automation best practices, and continuous improvement across the SDLC and STLC.
• Exceptional diagnostic, analytical, troubleshooting, and problem‑solving abilities to identify and resolve complex issues.
• Advanced programming skills in Java, JavaScript, and Type Script, with an emphasis on building maintainable and scalable automation solutions.
• Extensive experience with automation frameworks such as Selenium, Rest Assured, or similar tools.
• Solid understanding of CI/CD pipelines and hands‑on experience using tools such as Circle
  
  CI, or Team City.
• Experience testing APIs, and distributed systems, including validating data integrity and system integrations.
• Familiarity with cloud services AWS, Azure, or GCP and test execution at scale.
• Strong understanding of Git workflows, branching strategies, and code quality best practices.
• Hands‑on experience with AI‑driven automation, specifically implementing and optimizing test workflows using Test Rigor.
• Excellent communication skills, both written and verbal, with the ability to collaborate across cross‑functional…