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Senior Software Development Engineer In Test Jobs in Fairfax, VA

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 ...

Meta Force Technology Staffing LLC

SDET

Reston, VA · On-site

$52 - $67/hr

SDET Reston, VA (3 days a week onsite) Interview Process: 1 in-person panel (no videos) *Prior Mortgage Industry experience if highly desired* Key Responsibilities: Lead and execute end-to-end ...

Collabera

SDET 4

Rockville, MD · On-site

$51 - $65.75/hr

The main function of a Software Development Engineer in Test (SDET) is to develop and execute software test plans in order to identify software problems and their causes. Job Responsibilities:

Collabera

SDET 3

Rockville, MD · On-site

$51 - $65.75/hr

The main function of a Software Development Engineer in Test (SDET) is to develop and execute software test plans in order to identify software problems and their causes. Job Responsibilities:

Hexaware Technologies, Inc

SDET

Mclean, VA · On-site

Unlimited training and upskilling opportunities through Udemy and Hexavarsity Role: SDET Location: McLean, VA ( 100% Onsite role ) Experience Required: 6+ years * Candidate must have worked on * E2E ...

BCforward

Test Automation (SDET)

Washington, DC · On-site

BCforward's team of dedicated staffing professionals has placed thousands of talented people over the past decade, with retention rates that are consistently higher than the industry average. SDET ...

Precision Technologies Corp

SDET

Arlington, VA · On-site

$57.50 - $74.25/hr

Test Strategy Development: Design and implement comprehensive test strategies, including functional ... senior role. * Experience in financial services or alternative investments is highly desirable.

The Consortium, Inc.

Senior SDET/Java Developer

Rockville, MD · On-site

$58.25 - $74.50/hr

ummary: Java SDET with exceptional SQL skills. Job Responsibilities: Create expert level SQL select queries, Test and debug analytics reports and dashboards for data integrity and correctness ...

USM

Locals or Nearby Only Urgent Need SDET

Rockville, MD · On-site

$51 - $65.75/hr

Software Development Engineer in Test (SDET Location : Rockville, MD, Duration: 6-12 Months Description : Summary: The main function of a Software Development Engineer in Test (SDET) is to develop ...

BRMi

SDET (HYBRID)

Vienna, VA · On-site

$116/hr

Overview BRMi is seeking a Software Development Engineer in Test (SDET) to support a large financial enterprise client in Vienna VA in a hybrid work environment. In this role, you will design ...

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All JobsSoftware Development Engineer In Test JobsSenior Software Development Engineer In Test JobsSenior Software Development Engineer In Test Jobs in Fairfax, VA

Senior Software Development Engineer In Test information

See Fairfax, VA salary details

$23K

$128.3K

$167.1K

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

As of Sep 2, 2026, the average yearly pay for senior software development engineer in test in Fairfax, VA is $128,344.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,900.00 and $146,700.00 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 Fairfax, VA?

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

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

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

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

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

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

Cities near Fairfax, 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 Fairfax, VA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $128,344 per year, or $61.7 per hour.

Sr SDET

Compugain

Rockville, MD • On-site

$112K - $146K/yr

Full-time

Re-posted 17 days ago

Job description

Company Description
It all started in 2000. It began with a vision to be a highly dependable Technology centric Human Capital Solutions partner to businesses looking to accelerate outcomes. ... With a passion for helping companies gain freedom from complex business problems, we added a spectrum of tech solutions to our offering.
Job Description
Essential Job Functions
  • Responsible for identifying project risks and develop mitigation strategies.
  • Create and execute complex test cases based on test strategies and plans.
  • Participate in reviews of system architecture, code and design documents.
  • Perform Independent Assurance on all SDLC phases in a project.
  • Develop automation architecture and set up test frameworks/infrastructure.
  • Design and Develop complex automation code, scripts, utilities, simulators, data generators, API/Interface testing solutions and other programmatic test tools as required to execute tests.
  • Actively participate in collaborative resolution of defects including root cause analysis of production incidents.
  • Continually look for ways to innovate and improve testing process to gain efficiencies.
  • Demonstrates business domain expertise in the project involved.
  • Effectively communicate testing activities, findings and project risk in oral and written formats.
  • Ensure compliance with Client technology policies and standards.
  • Oversee and mentor other junior and staff developers in test.

Education
  • Bachelor's or Master's in Computer Science or Engineering or equivalent.

Preferred Skills
  • Strong knowledge or JAVA programming language is preferred.
  • Experience with AWS is preferred.
  • Demonstrated Service/API level testing preferred over UI automation testing skills.
  • Some experience in Cypress testing framework is a plus.
  • Demonstrated experience with the development of, or extension of, test automation frameworks.

Work Conditions
  • Work is normally performed in an office environment.
  • Occasional travel and extended hours may be required.

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), JavaScript, or C#/.NET.
  • 1+ years of experience in Selenium WebDriver or comparable UI automation framework is required.
  • Demonstrated understanding in Computer Science fundamentals - Algorithm Design, Problem Solving, Complexity Analysis and Data Structures.
  • Demonstrated understanding of testing process, test types, test design and testing methodologies.
  • Proven experience with modern programming languages and common development technologies with software architecture and design skills.
  • Experience with Data Ingestion, Transformation or Analytics or Decision-Making skills.
  • Experience with functional or Performance or Security or DevOps test tools.
  • Demonstrable experience in architecting, designing and developing automation frameworks and test suites.
  • Demonstrable understanding of Cloud related technologies.
  • Demonstrable experience with Unix/Linux environment.
  • Solid understanding and experience with object-oriented design.
  • Experience with SQL and relational databases.
  • Experience with continuous automation delivery tools such as Jenkins (preferred) or TeamCity.
  • Good understating of source code versioning control systems such as git (preferred), CVS, SVN, Mercurial, and related tools such as Bitbucket (preferred), GitHub, or Azure DevOps (TFS).
  • Good understanding of defect tracking tools such as Jira (preferred), or BugZilla.
  • Good understanding of common development technologies (J2EE/.NET, JavaScript, HTML, XML/XSL, JSON, Web Services [SOAP, REST], Maven/Ant ...etc.).
  • Demonstrated ability to develop effective working relationships that improve the quality of work products.
  • Should be well organized, thorough, and able to handle competing priorities.
  • Ability to maintain focus and develop proficiency in new skills rapidly.
  • Excellent written and oral communication skills.
  • Must be self-directed, detail-oriented and have excellent written & oral communication skills.
  • Ability to work in a fast-paced environment.

Additional Information
All your information will be kept confidential according to EEO guidelines.

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