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Senior Software Development Engineer In Test Jobs in Westford, MA

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Senior Software Development Engineer In Test information

See Westford, MA salary details

$23.4K

$130.5K

$169.9K

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

As of Aug 16, 2026, the average yearly pay for senior software development engineer in test in Westford, MA is $130,505.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,800.00 and $149,200.00 per year, depending on experience, location, and employer.

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 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 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 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.

What are the most commonly searched types of Software Development Engineer In Test jobs in Westford, MA?

The most popular types of Software Development Engineer In Test jobs in Westford, MA are:

What job categories do people searching Senior Software Development Engineer In Test jobs in Westford, MA look for?

The top searched job categories for Senior Software Development Engineer In Test jobs in Westford, MA are:

What cities near Westford, MA are hiring for Senior Software Development Engineer In Test jobs?

Cities near Westford, MA with the most Senior Software Development Engineer In Test job openings:

Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in Westford, MA as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 90% Physical, 4% Hybrid, and 6% Remote job distribution, with an average salary of $130,505 per year, or $62.7 per hour.

Senior Automation Tester (SDET)

Neshent Technologies

Cambridge, MA • Hybrid

Full-time

Posted 17 days ago

Job description

We are seeking a Senior Automation Tester (SDET) with 6+ years of experience in software testing and test automation. The ideal candidate will have strong expertise in Java, Selenium, API testing, SQL, and automated unit and integration testing. This role involves designing, developing, and executing automation frameworks while collaborating with cross-functional teams to ensure high-quality software delivery in Agile and Waterfall environments.

Required Qualifications
  • Bachelor's degree in Computer Science, Software Engineering, or a related technical field.
  • 6+ years of experience in software testing, quality assurance, or test automation.
  • Strong experience in automated unit, integration, API, and web application testing.
  • Hands-on experience with Java-based test automation frameworks.
  • Experience with Selenium WebDriver and Java.
  • Strong knowledge of API testing, including REST, SOAP, XML, and JSON validation.
  • Proficiency in SQL and database validation techniques.
  • Experience testing both front-end and back-end applications.
  • Experience working in Agile, Waterfall, or hybrid software development environments.
  • Strong understanding of Software Development Lifecycle (SDLC), Software Testing Lifecycle (STLC), testing methodologies, and QA best practices.
  • Familiarity with CI/CD pipelines and continuous testing practices.
  • Excellent analytical, troubleshooting, and problem-solving skills.
  • Strong communication and collaboration skills with business and technical stakeholders.
  • Experience working in onsite/offshore delivery models.
  • Financial services or other regulated industry experience is preferred.
Roles and Responsibilities
  • Design, develop, maintain, and execute automated test scripts for web applications, APIs, and backend services.
  • Perform automated unit, integration, functional, regression, and end-to-end testing.
  • Develop and maintain automation frameworks using Java and Selenium.
  • Validate REST/SOAP APIs, XML/JSON payloads, and database integrity using SQL.
  • Collaborate with developers, business analysts, and product owners to understand requirements and define test strategies.
  • Participate in Agile ceremonies, test planning, sprint reviews, and defect triage.
  • Integrate automated tests into CI/CD pipelines to support continuous testing.
  • Analyze test results, identify defects, and work closely with development teams to ensure timely resolution.
  • Create and maintain test documentation, test cases, and automation reports.
  • Ensure adherence to QA standards, testing best practices, and organizational quality processes.
Preferred Skills
  • Experience in Financial Services, Banking, or other regulated industries.
  • Experience with modern test automation frameworks and continuous integration tools.
  • Exposure to version control systems such as Git.
  • Knowledge of performance or security testing is a plus.

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