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Software Development Engineer In Testing Jobs in Haymarket, VA

Senior SDET

Vienna, VA ยท On-site

$65/hr

Hand on experience with UI+API+DB automation testing * Hands experience on a wide variety of ... Additionally, SDET is responsible for providing support for one or more existing software ...

Software Development Engineer in Test (SDET)

Reston, VA ยท On-site

$52 - $67/hr

Our Reston team is seeking a mid-level Software Development Engineer in Test (SDET) to help build ... A successful candidate will also help integrate testing into CI/CD pipelines and improve software ...

Software Development Engineer in Test (SDET)

Reston, VA ยท On-site

$52 - $67/hr

Our Reston team is seeking a mid-level Software Development Engineer in Test (SDET) to help build ... A successful candidate will also help integrate testing into CI/CD pipelines and improve software ...

Sr SDET

Reston, VA ยท On-site

$116K - $151K/yr

Senior SDET (Automation Testing) | Hybrid | Reston, VA We are seeking a Senior Software Development Engineer in Test (SDET) with strong expertise in UI, Web Services, and Mobile Test Automation to ...

Sr SDET

Reston, VA ยท On-site

$115K - $149K/yr

Senior SDET (Automation Testing) | Hybrid | Reston, VA We are seeking a Senior Software Development Engineer in Test (SDET) with strong expertise in UI, Web Services, and Mobile Test Automation to ...

SDET

Reston, VA ยท On-site

$52 - $67/hr

SDET Reston, VA (3 days a week onsite) Interview Process: 1 in-person panel (no videos) *Prior ... Lead and execute end-to-end testing across multiple integrated systems for major initiatives.

SDET

Reston, VA ยท On-site

W2, Senior Software Engineer (Testing/Automation) with strong Java back ground. This is a hybrid position and will require candidates attend an onsite interview in Reston, VA. * Design/develop ...

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Software Development Engineer In Testing information

See Haymarket, VA salary details

$62.6K

$145.5K

$202.7K

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

As of Sep 9, 2026, the average yearly pay for software development engineer in testing in Haymarket, VA is $145,525.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,400.00 and $170,700.00 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.

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 are popular job titles related to Software Development Engineer In Testing jobs in Haymarket, VA?

For Software Development Engineer In Testing jobs in Haymarket, VA, the most frequently searched job titles are:

What job categories do people searching Software Development Engineer In Testing jobs in Haymarket, VA look for?

The top searched job categories for Software Development Engineer In Testing jobs in Haymarket, VA are:

What cities near Haymarket, VA are hiring for Software Development Engineer In Testing jobs?

Cities near Haymarket, VA with the most Software Development Engineer In Testing job openings:

Infographic showing various Software Development Engineer In Testing job openings in Haymarket, 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 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $145,525 per year, or $70 per hour.

Mid - Senior SDET

Vienna, VA โ€ข On-site

Seneca Resources Company, LLC
IT Servicesย โ€ขย 51 - 200 employees

$65/hr

Contractor

Medical, Dental, Vision, Retirement

Posted 21 days ago


Key responsibilities

  • Test software applications and features using test suites and scripts.

  • Develop, execute, and maintain automated software test packages and frameworks.

  • Manage the final quality on production release.


Job description

Position Title: Mid - Senior Level Software Development Engineer in Test (SDET)
Location: Vienna, VA - 3 days a week onsite each week
Openings: 4
Pay Rate: $65/hr on W2

Title: Full Stack SDET (Front-End and Back-End Automation Test Exp Required)
Top Skills:
Top 3 Required Skills:

  • Hands-on development/coding (Java)
  • Hand on experience with UI+API+DB automation testing
  • Hands experience on a wide variety of testing techniques and types and STLC process

Top 3 Desired Skills:
  • Hands-on development/coding (Java)
  • Hand on experience with UI+API+DB automation testing
  • Hands experience on a wide variety of testing techniques and types and STLC process

Job Description: Mid -Senior Level Software Development Engineer in Test (SDET)
Basic Purpose:
The Digital Delivery team develops innovative member and team member experiences that leverage the latest technologies in open source and the Azure cloud. Digital Delivery team is responsible for engineering modern web applications to implement a complete UI and micro services for multi device, multi-platform mobile and desktop web applications. As a member of this team your role will be a Software Development Engineer in Test (SDET) working in a Scrum environment, you will test software applications and features using test suites and scripts, perform anomaly reporting, software analysis, develop automated software test packages using various technologies, perform functional and performance testing.
Additionally, SDET is responsible for providing support for one or more existing software applications. This includes application issue-analysis/resolution, configuration, managing security/permissions, and providing assistance to users. They would also collaborate with other divisions of Navy Federal primarily ISD Cloud team.
Responsibilities:
  • Work with engineers to troubleshoot and remediate automation issues in testing and deploying environments
  • Work alongside developers as well as the business stakeholders and strive to automate the acceptance criteria
  • Understand, and implement agile development methodologies while working with teams using the Sprint/Scrum methodology of agile
  • Understand project documents, customer demands, and product objectives to create and execute test cases
  • Test complex API, web and mobile based applications that reference database back-end systems
  • Support non-functional requirements such as, performance testing
  • Set up, maintain, and perform test automation frameworks on multiple application platforms, such as Mobile, Desktop, and Web, and building test scenarios and acceptance tests
  • Participate in all agile ceremonies (standups, planning, backlog refinement, reviews, etc.) ensuring QA and testing is continuously represented and effectively incorporated into all aspects of the project
  • Own end-to-end test strategy, analyze requirements, build test plan, design test cases and implement test automation for applications of moderate to high complexity
  • Manage the final quality on production release
  • Develop, execute, and maintain automation test scripts to meet software release deliverables, project testing requirements and other quality considerations
  • Develop smoke, functional, regression, and integration test suites for UI, API Services, and databases
  • Develop and execute manual test cases to detect issues that cannot be detected through automated means (when needed)
  • Design customer centric automation test processes for all existing and new product development
  • Apply a strong understanding of software testing/delivery to build and maintain automated test harnesses and test suites using scripting languages and industry tools
  • Ability to advocate for Improvements in automation engineering efforts to the executive management team

Qualifications:
  • At least 5 years overall SDET and/or development hands on experience.
  • At least 2 years of mobile apps test automation experience in Android and/or iOS, Web, API
  • At least 4 years of professional experience in software test automation, including creation and deployment of frameworks and design and maintenance of test automation
  • At least 2 years of API Automation Testing.
  • Experience with agile development methodology
  • Experience with Cl/CD pipelines using tools such as GitHub, Jenkins, JUnit, Selenium, Cucumber, etc.
  • Experience with Test Driven Development (TDD), BDD Behavior Driven Development, and Agile (XP)
  • Experience with Test processes, open-source test frameworks, test design strategies, writing test cases, and automating tests in Java with frameworks like JUnit/TestNG, Selenium, JMeter and Appium
  • Experience working with a ticketing system such as Service Now or Jira
  • Hands on experience with any cloud technology platforms, preferably Microsoft Azure.
  • Must have hands on experience in Selenium Scripting, and SQL querying
  • Must have hands on experience utilizing cloud hosted testing platforms such as Perfecto.
  • Proficient in debugging issues.
  • Proficient in Java
  • Proficient in writing functional automation (UI/API)
  • Solid foundation in data structures, algorithms, design patterns and strong analytical and problem- solving skills.
  • Working knowledge of Pull requests, code reviews, etc.

About Seneca Resources
At Seneca Resources, we are more than just a staffing and consulting firm, we are a trusted career partner. With offices across the U.S. and clients ranging from Fortune 500 companies to government organizations, we provide opportunities that help professionals grow their careers while making an impact.
When you work with Seneca, you're choosing a company that invests in your success, celebrates your achievements, and connects you to meaningful work with leading organizations nationwide. We take the time to understand your goals and match you with roles that align with your skills and career path. Our consultants and contractors enjoy competitive pay, comprehensive health, dental, and vision coverage, 401(k) retirement plans, and the support of a dedicated team who will advocate for you every step of the way.
Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.