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Senior Software Development Engineer In Test Jobs in Merrimack, NH

Fireye, LLC

Test Development Engineer

Derry, NH · On-site

$75K - $85K/yr

The Test Development Engineer position reports directly to the Senior Manager of Quality Assurance ... Proficient in the use of Microsoft Word, Outlook, and Excel software * Demonstrated ability ...

Belcan

Senior Test Development Engineer

Tewksbury, MA

$91.93/hr

Senior Test Development Engineer Location: Tewksbury, MA Zip Code: 01876 Duration: 12 Months Pay ... software. Responsibilities: * Execute assigned technical tasks in a team-setting * Support any ...

Belcan

Senior Test Development Engineer

Tewksbury, MA

$100.88/hr

Senior Test Development Engineer Location: Tewksbury, MA Zip Code: 01876 Duration: 12 Months Pay ... software. Responsibilities: * Execute assigned technical tasks in a team-setting * Support any ...

Belcan

Senior Test Development Engineer

Tewksbury, MA

$68.83/hr

Senior Test Development Engineer Location: Tewksbury, MA Zip Code: 01876 Duration: 12 Months Pay ... software. Responsibilities: * Execute assigned technical tasks in a team-setting * Support any ...

Eliassen Group

SW Engineer in Test

Merrimack, NH · On-site

$60 - $65/hr

Experience Requirements: * 10+ years of experience in software development and test. * Proficiency ... Object-oriented programming proficiency in Java, Python, or similar. * Understanding and/or ...

Motion Recruitment

Senior Software Test Engineer

Andover, MA · On-site

$111K - $145K/yr

... a full-time Senior Software Test Engineer to support the continued growth of its cloud-based ... in Agile development environments · Strong troubleshooting, analytical, and communication skills ...

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Senior Software Development Engineer In Test information

See Merrimack, NH salary details

$23K

$128.6K

$167.4K

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

As of Jul 7, 2026, the average yearly pay for senior software development engineer in test in Merrimack, NH is $128,555.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,100.00 and $146,900.00 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 engineers make $500,000?

Senior Software Development Engineers In Test (SDETs) with extensive experience, specialized skills in automation, and working at large tech companies or in high-cost-of-living regions can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially for those in leadership roles or with rare expertise in testing automation, cloud platforms, or security tools.

Will QA or SDET get replaced by AI?

Senior Software Development Engineers in Test (SDETs) and QA professionals perform complex testing tasks that require critical thinking, creativity, and understanding of system architecture, which AI currently cannot fully replicate. While AI tools can automate repetitive testing and assist in identifying issues, human oversight and expertise remain essential for designing test strategies, interpreting results, and ensuring software quality in a fast-evolving environment.

What is the SDET engineer's salary?

The salary for a Senior Software Development Engineer in Test (SDET) typically ranges from $90,000 to $140,000 annually, depending on experience, location, and company size. SDETs with strong programming skills and experience with automation tools like Selenium or Jenkins tend to earn higher salaries.

Is SDET still in demand?

Senior Software Development Engineers in Test (SDETs) are in strong demand due to the increasing emphasis on quality assurance and automation in software development. SDETs with skills in programming, test automation tools, and CI/CD pipelines are particularly sought after across various industries, ensuring continuous testing and faster release cycles.

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 (SDET) 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 popular job titles related to Senior Software Development Engineer In Test jobs in Merrimack, NH? For Senior Software Development Engineer In Test jobs in Merrimack, NH, the most frequently searched job titles are:
What cities near Merrimack, NH are hiring for Senior Software Development Engineer In Test jobs? Cities near Merrimack, NH with the most Senior Software Development Engineer In Test job openings:
Senior Software Development Engineer In Test jobs near you
Senior Software Development Engineer (Onsite)

Senior Software Development Engineer (Onsite)

RTX

Tewksbury, MA • On-site

$132K - $174K/yr

Full-time

Posted 6 days ago

New

RTX rating

8.1

Company rating: 8.1 out of 10

Based on 84 frontline employees who took The Breakroom Quiz

34th of 60 rated aerospace companies

Job description

Job Summary:
RTX is the world's largest aerospace and defense company, uniting great minds to solve complex problems. They are seeking a skilled Senior Software Development Engineer to develop complex systems in C/C++, Java, and Python, while integrating AI technologies and working onsite in Tewksbury, Massachusetts.
Responsibilities:
• Design, develop, and maintain software applications using C/C++, Java, and Python for complex systems and applications, with opportunities to apply AI/ML capabilities.
• Collaborate with cross-functional teams to define, design, and implement new features, ensuring system integration and scalability while incorporating AI-assisted development pipelines.
• Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments.
• Write and maintain comprehensive documentation for software applications, including system architecture and design specifications.
• Develop automation pipelines to streamline the integration of upstream software releases and automate configuration management.
• Participate in code reviews and ensure adherence to coding standards and best practices.
• Stay current with industry trends and advancements in C/C++, Java, Python technologies, and AI-related fields relevant to complex systems and continuous delivery.
Qualifications:
Required:
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
• Experience in developing complex systems and applications using C/C++, Java or other object-oriented programming language.
• Experience in embedded systems, real-time systems, or large-scale applications.
• Experience in a Unix/Linux operating system.
• The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Preferred:
• Active Secret security clearance.
• Strong understanding of data structures, algorithms, and software design principles, particularly in high-concurrency and distributed systems, with exposure to AI/ML frameworks considered a plus.
• Experience with multithreading, memory management, and performance optimization in complex environments.
• Experience with Network Communication Protocols, Shell Scripting (tcsh, csh, bash), software development tools like Git/Clearcase, software debuggers, and using embedded RTOSs (e.g. VxWorks, Integrity).
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork skills.
• Experience leading small projects/efforts.
• Proven experience in developing automation pipelines using industry tools such as Jenkins and Git, with additional value placed on AI-assisted automation capabilities.
• Experience in scripting languages such as Python, Perl, or Bash.
• Familiarity with software development methodologies (Agile, Scrum, etc.).
• Experience providing technical guidance/mentorship to junior engineers.
Company:
RTX operates as an aerospace and defense company as it solves the hardest problems in aerospace and defense. Founded in 2020, the company is headquartered in Arlington, USA, with a team of 10001+ employees. The company is currently Late Stage.

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