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Software Development Engineer In Testing Jobs in Chelmsford, MA

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Software Development Engineer In Testing information

See Chelmsford, MA salary details

$66K

$153.3K

$213.5K

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

As of Aug 12, 2026, the average yearly pay for software development engineer in testing in Chelmsford, MA is $153,279.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,700.00 and $179,700.00 per year, depending on experience, location, and employer.

What is a software development engineer in testing?

Software Development Engineers in Testing (SDETs) are professionals who specialize in both software development and testing. They design, develop, and maintain automated test frameworks and tools to ensure the quality and functionality of software applications. SDETs work closely with developers to create robust test cases, identify bugs, and improve product reliability. Their role bridges the gap between traditional software testers and developers, requiring strong programming skills as well as a deep understanding of testing methodologies.

What are the key skills and qualifications needed to thrive as a software development engineer in testing?

To thrive as a Software Development Engineer In Testing, you need strong programming skills, a solid understanding of software testing principles, and typically a degree in computer science or a related field. Familiarity with automation tools such as Selenium, JUnit, or TestNG, as well as version control systems like Git, is essential, and certifications in test automation can be advantageous. Analytical thinking, attention to detail, and effective communication are standout soft skills for identifying issues and collaborating with development teams. These skills ensure high-quality, reliable software products through efficient test automation and seamless integration within development workflows.

What does a software development engineer in testing do?

A Software Development Engineer in Testing (SDET) designs, develops, and maintains automated test frameworks and scripts to ensure software quality. They collaborate with developers to identify testing requirements, write test cases, and use tools like Selenium or JUnit to execute tests, often integrating testing into continuous integration pipelines.

How does a software development engineer in testing typically collaborate with developers and QA teams during a product release cycle?

SDETs play a key role in bridging the gap between development and quality assurance by working closely with both teams throughout the product release cycle. They participate in code reviews, contribute to designing robust test automation frameworks, and often pair with developers to ensure testability of new features. During sprints, SDETs write, maintain, and execute automated test suites, provide early feedback on potential issues, and help triage bugs. This close collaboration ensures faster feedback loops, higher code quality, and smoother product releases.

What is the difference between Software Development Engineer In Testing vs Software Development Engineer In Testing?

AspectSoftware Development Engineer In Testing
Primary FocusDesigning and developing automated tests, ensuring software quality through testing automation and scripting
Skills RequiredProgramming, test automation, scripting, understanding of testing frameworks
Work EnvironmentCollaborates closely with developers, involved in continuous integration and deployment pipelines
CertificationsOften holds certifications in testing tools or programming languages

In summary, a Software Development Engineer In Testing primarily focuses on creating automated tests and scripting to ensure software quality, working closely with development teams. They possess strong programming skills and are integral to continuous testing processes.

What job categories do people searching Software Development Engineer In Testing jobs in Chelmsford, MA look for? The top searched job categories for Software Development Engineer In Testing jobs in Chelmsford, MA are:
What cities near Chelmsford, MA are hiring for Software Development Engineer In Testing jobs? Cities near Chelmsford, MA with the most Software Development Engineer In Testing job openings:
Software Development Engineer In Testing jobs near you
Infographic showing various Software Development Engineer In Testing job openings in Chelmsford, MA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $153,279 per year, or $73.7 per hour.

Senior Automation Tester (SDET)

Neshent Technologies

Roslindale, MA • Hybrid

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

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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