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Senior Software Development Engineer In Test Jobs in Herndon, VA

Ruri Software Technologies LLC

SDET

Mclean, VA · On-site

$50.50 - $65.25/hr

Job Title: SDET Location: Onsite in McLean, VA Responsibilities • Design, develop, and maintain automation frameworks using Playwright, Selenium, Cucumber, Java, and TypeScript • Execute end-to ...

Deegit Inc

SDET Developer

Silver Spring, MD · On-site

$51.75 - $66.75/hr

Software Development Engineer in Test (SDET) is to develop and execute software test plans in order to identify software problems and their causes. Strong java development skills JavaScript ...

Socket.dev

Principal Test Engineer (SDET)

Vienna, VA · On-site

$100 - $150/hr

The SDET will develop test automation for integration, regression, and functional testing for systems to ensure compliance with system requirements and Navy Federal business practices and policies.

Compugain

Sr SDET

Rockville, MD · On-site

$112K - $146K/yr

Qualifications Experience Requirements * 5+ years of cumulative experience in software development and/or test automation development. * 5+ years of experience with programming in Java (preferred ...

Compugain

Sr SDET

Rockville, MD

$112K - $146K/yr

Qualifications Experience Requirements * 5+ years of cumulative experience in software development and/or test automation development. * 5+ years of experience with programming in Java (preferred ...

BTree Solutions, Inc.

SDET (JAVA)

Mclean, VA · On-site

Job Title: SDET (JAVA) Location: Mclean,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Key Skills: * Experience in design and building test framework * Strong programming skills ...

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Senior Software Development Engineer In Test information

See Herndon, VA salary details

$23.1K

$129.1K

$168.1K

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

As of Aug 24, 2026, the average yearly pay for senior software development engineer in test in Herndon, VA is $129,118.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,600.00 and $147,600.00 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 are the most commonly searched types of Software Development Engineer In Test jobs in Herndon, VA?

The most popular types of Software Development Engineer In Test jobs in Herndon, VA are:

What are popular job titles related to Senior Software Development Engineer In Test jobs in Herndon, VA?

For Senior Software Development Engineer In Test jobs in Herndon, VA, the most frequently searched job titles are:

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

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

What cities near Herndon, VA are hiring for Senior Software Development Engineer In Test jobs?

Cities near Herndon, VA 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 Herndon, VA as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 84% Physical, 2% Hybrid, and 14% Remote job distribution, with an average salary of $129,118 per year, or $62.1 per hour.

SDET

Ruri Software Technologies LLC

Mclean, VA • On-site

$50.50 - $65.25/hr

Full-time

Re-posted 28 days ago

Job description

Job Title: SDET
Location: Onsite in McLean, VA
Responsibilities
• Design, develop, and maintain automation frameworks using Playwright, Selenium, Cucumber, Java, and TypeScript
• Execute end-to-end (E2E), functional, and integration testing across frontend and backend systems
• Develop and run automated test scripts for UI and API validation
• Integrate automation suites within CI/CD pipelines (Jenkins, Maven)
• Perform backend and database validation using SQL (DB2, PostgreSQL)
• Collaborate with cross-functional teams in an Agile environment to ensure quality across all delivery stages
• Validate that software meets acceptance criteria and business requirements
Required Skills
• Test Automation & Tools (Primary)
• Playwright
• Selenium
• TypeScript
• Java
• Cucumber
• REST Assured
• Maven
• Jenkins
Technical & System Knowledge
• Frontend: React, Angular
• Backend testing experience
• SQL: DB2, PostgreSQL
Testing & Delivery Approach
• Strong understanding of automation testing and test methodologies
• Hands-on experience working in Agile environments
Preferred Qualifications
• Experience building scalable automation frameworks from scratch
• Strong debugging and problem-solving skills
• Exposure to full software development lifecycle (SDLC)
Years of Experience: 6+ Years of Experience

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