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Senior Software Development Engineer In Test Jobs

Apex Informatics

SDET

Newark, DE · On-site

SDET Newark Delaware (Hybrid role) look for nearby candidates, as 2nd round may require F2F Must have skill: SDET + Java coding + ETL + Selenium Interview Process • 1st Round - Technical Interview ...

DevSelect

Cloud SDET

Seattle, WA · On-site

$68.25 - $88.75/hr

Seattle, WA Openings: 1 Type: Long-term Contract Summary The Client Platform Engineering team is seeking a Senior Software Development Engineer in Test to work on new feature automation with a large ...

System One

Software Development Engineer (SDET)

Merrifield, VA · On-site

$49.75 - $64.25/hr

Senior Software Development Engineer (SDET) Location: Hybrid Work Model Reporting to Vienna, VA, Pensacola, FL, San Diego, CA Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear ...

Avani Technology Solutions, Inc.

SDET

Seattle, WA · On-site

$57 - $73.75/hr

Only W2 Software Development Engineer in Test Seattle, WA 98101 12 Months Experience:2-5 years 1 // Experience automating test cases using an object-oriented coding language (C, C++, Python, C#, Java ...

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Senior Software Development Engineer In Test information

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$163.5K

How much do senior software development engineer in test jobs pay per year?

As of Sep 8, 2026, the average yearly pay for senior software development engineer in test in the United States is $125,561.00, according to ZipRecruiter salary data. Most workers in this role earn between $110,500.00 and $143,500.00 per year, depending on experience, location, and employer.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What are the key skills and qualifications needed to thrive as a senior software development engineer in test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

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Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 82% Full Time, 14% Part Time, and 2% Contract. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution, with an average salary of $125,561 per year, or $60.4 per hour.

Sr. SDET Engineer/ Lead

Harrison, NY • On-site

Avani Technology Solutions, Inc.
IT Services • 201 - 500 employees
Learn more about Avani Technology Solutions, Inc.external

Full-time

Re-posted 20 days ago

Job description

Role: Sr. SDET Engineer/ Lead
Location: Harrison, NY
Duration : Long Term
Job Description /Responsibilities :-
  • Partner with feature developers and other SDETs to build the tools and infrastructure to ensure our production code is thoroughly tested to the highest standards.
  • Partner with development to ensure we are building testable applications.
  • Assist feature developers in stabilizing our code, build and deployments.
  • Create and maintain libraries and object repositories for Automation Frameworks.
  • Maintain and contribute to development of test stubs, tools to enhance manual test execution
  • Investigate new testing technologies and methodologies to expand and improve product test coverage.
  • Drive continuous integration, recommending approach and technology infrastructure and tools.
  • Mentor SDETs and Test Engineers to spread adoption of automation strategy and best practices throughout the team.
  • Participate in Sprint Planning meetings and prepare test strategy for each cycle.
  • Track and report test coverage metrics.
  • Organize and triage defects for developers.
  • Create or modify the test automation Java code to automate the testing.
  • Strong development background in Java and JUnit.
  • Experience with Mockito, Selenium, Docker, Jenkins, JavaScript and/or AWS.

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