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Senior Software Development Engineer In Test information

See Chelmsford, 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 23, 2026, the average yearly pay for senior software development engineer in test in Chelmsford, MA is $130,459.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,800.00 and $149,100.00 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

Senior Software Development Engineer in Test

Akamai Technologies GmbH

Cambridge, MA • On-site

$121 - $219/hr

Other

Medical, Life, Retirement, PTO

Posted 4 hours ago

Posted today

Job description

Job Title:

Senior Software Development Engineer in Test

Work Location:

145 Broadway, Cambridge, MA 02142

Job Description:

Akamai Technologies, Inc. is hiring for the following role in Cambridge, MA (multiple openings): Senior Software Development Engineer in Test. Perform software QA/testing duties in furtherance of solving critical software automation and verification problems in a distributed systems environment; work with developers and other QA teams on system-wide automation infrastructure; contribute to system test plans to ensure highly effective test coverage and automation; create and deploy automated system tests to replicate real world scenarios; improve testing methodologies and procedures to enhance test automation efficiency; review product and system design requirements to verify accuracy of test plans and test cases; develop test automation using coding and software development; solve large scale distributed systems problems; work with related internet technologies. Telecommuting permitted from anywhere within the United States. #LI-DNI

Required Qualification:

Master’s degree or equivalent in Computer Science, Software Engineering, Computer Engineering, Electrical/Electronics Engineering, Computer Information Systems/Sciences, Telecommunications Systems Management, or Telecommunication Networks, plus two (2) years of experience in the job offered or closely related engineering role.

Must have: Two (2) years of experience with the following: C#, Javascript, Ember, React, Microsoft Azure, SQL, Postman, and JMeter.

About us

At Akamai, we make life better for billions of people, trillions of times a day. Whether you're streaming live events, scrolling social media, watching your favorite series, or managing your savings, we're the engine behind the scenes. We provide the world's most distributed platform from Cloud to Edge to help the giants of the digital world work faster and stay more secure, making the internet a better experience for everyone.

Our focus is simple:
  • Cloud and Edge: Running apps closer to users for instant performance.
  • Security: Neutralizing threats before they ever reach your data.
  • Content Delivery: Scaling the world's biggest moments without a glitch.
  • AI: Enabling our customers to build, secure, and scale AI apps on the world's most distributed cloud platform.

At Akamai, we don't just support the internet; we power and protect it, because behind every great digital experience is a massive hidden challenge. And we're the ones who solve it. When millions of people hit play or pay, Akamai ensures it just works.

Benefits at Akamai:
  • We support your health, well-being, finances, and life beyond work.

See our benefits.

FlexBase adapts to your job's needs

Akamai's FlexBase program is yet another way we show our commitment to providing employees with an exceptional workplace experience. It's not about telling employees where to work; it's about supporting employees to do their best work.

We trust our incredible employees to work in ways that suit them best: at home, in an office, or a combination of both.

Connect with us on social and see what life at Akamai is like!

Compensation

Akamai is committed to fair and equitable compensation practices. For US based candidates only - the base salary for this position ranges from $121,400 - $218,600 /year; a candidate’s salary is determined by various factors including, but not limited to, relevant work experience, skills, certifications and location. Compensation for candidates outside the US will vary. The compensation package may also include incentive compensation opportunities in the form of annual bonus or incentives, equity awards and an Employee Stock Purchase Plan (ESPP). Eligibility requirements apply.

Industry-leading benefits:
  • healthcare
  • 401K savings plan
  • company holidays
  • vacation (in the form of PTO)
  • sick time
  • family friendly benefits including parental leave
  • employee assistance program including a focus on mental and financial wellness
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