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Senior Software Development Engineer In Test Jobs in Central Islip, NY

SDET

Melville, NY · On-site

$160K/yr

SDET Department: Quality Assurance Employment Type: Full Time Location: Melville, NY Compensation: $160,000 / year Description The Opportunity We are seeking a hands-on SDET to drive the evolution of ...

SDET

Melville, NY · On-site

The Opportunity We are seeking a hands-on SDET to drive the evolution of quality engineering across our platform. In this role, you will define and scale our automation strategy, partnering with ...

Sr Software Development Engineer

Greenwich, CT · On-site +1

$137K - $181K/yr

We invest deeply in our people through ongoing training, comprehensive benefits, and a strong ... Position Summary We are seeking a Senior Software Development Engineer to design, build, and lead ...

Sr Software Development Engineer

Greenwich, CT · On-site +1

$137K - $181K/yr

We invest deeply in our people through ongoing training, comprehensive benefits, and a strong ... Position Summary We are seeking a Senior Software Development Engineer to design, build, and lead ...

Senior Software Engineer (Hybrid)

Farmingdale, NY · On-site

$128K - $169K/yr

Oversees development of test data, system testing, and documentation for all phases of the software ... Bachelor's degree in information technology, Computer Science, Computer Engineering, or related ...

Minimum 7 years of software development engineering experience * Expertise in programming languages ... Proficiency in automating test cases (unit, functional, and end-to-end tests) using frameworks such ...

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Showing results 1-20

Senior Software Development Engineer In Test information

See Central Islip, NY salary details

$22.8K

$127.1K

$165.5K

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

As of Sep 11, 2026, the average yearly pay for senior software development engineer in test in Central Islip, NY is $127,098.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,900.00 and $145,300.00 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.

What cities near Central Islip, NY are hiring for Senior Software Development Engineer In Test jobs?

Cities near Central Islip, NY with the most Senior Software Development Engineer In Test job openings:

Infographic showing various Senior Software Development Engineer In Test job openings in Central Islip, NY as of June 2026, with employment types broken down into 4% As Needed, 79% Full Time, 13% Part Time, 2% Contract, and 2% Nights. Highlights an 94% Physical, 1% Hybrid, and 5% Remote job distribution, with an average salary of $127,098 per year, or $61.1 per hour.

Software Development Engineer in Test (SDET) - Remote

Woodbury, NY • Remote

Genesis10
IT Services • 1 - 5K employees

$55 - $70/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Posted 7 days ago


Job description

Genesis10 is currently seeking a Software Development Engineer in Test (SDET) for a remote contract to hire opportunity with a Major Financial Institution.

In this role, you will lead test automation efforts while partnering with manual QA teams to accelerate their transition to automation. You will design, develop, and maintain scalable test frameworks, leverage AI-powered testing solutions, and drive quality engineering best practices across the software development lifecycle.

Responsibilities:

  • Develop automation standards, reusable components, and testing strategies to improve coverage and efficiency
  • Utilize AI/Agent-based testing tools and frameworks to optimize test creation, execution, and maintenance
  • Collaborate with developers, product owners, and QA teams to ensure quality is built into the development process
  • Design, develop, and maintain automated test frameworks using Playwright and or Selenium
  • Create and execute automated UI, API, integration, and regression test suites
  • Mentor and train manual testers on automation tools, frameworks, and quality engineering best practices
  • Analyze test results, identify root causes, and drive defect resolution
  • Support CI/CD pipelines and integrate automated testing into deployment workflows
  • Promote a quality-first culture and continuous improvement across engineering teams

Requirements:

  • 5+ years of QA Automation or SDET experience
  • Experience building and maintaining scalable automation frameworks from the ground up
  • Strong hands-on experience with Playwright and/or Selenium
  • Proficiency in Java, JavaScript/TypeScript, C#, or Python
  • Experience mentoring or training manual testers in automation practices
  • Knowledge of AI/Agentic testing tools and intelligent test automation approaches
  • Experience with API testing tools and frameworks
  • Familiarity with CI/CD tools such as Azure DevOps, GitHub Actions, Jenkins, or GitLab
  • Strong understanding of Agile/Scrum methodologies
  • Excellent communication, leadership, and stakeholder management skills

Desired skills:

  • Experience within financial services or other regulated industries
  • Knowledge of cloud platforms (Azure, AWS, or GCP)
  • Experience with performance testing and test data management
  • Relevant testing certifications (ISTQB, SAFe, or similar)

Pay rate range: $55 - $70 per hour
If you have the described qualifications and are interested in this exciting opportunity, please apply!

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10:

  • Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.
  • The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.
  • Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
  • Behavioral Health Platform
  • Medical, Dental, Vision
  • Health Savings Account
  • Voluntary Hospital Indemnity (Critical Illness & Accident)
  • Voluntary Term Life Insurance
  • 401K
  • Sick Pay (for applicable states/municipalities)
  • Commuter Benefits (Dallas, NYC, SF, and Illinois)

For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.

Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.


Genesis10 logo

About Genesis10

Sourced by ZipRecruiter

For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

New York, NY, US