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Software Development Engineer In Testing Jobs in Haymarket, VA

GRVTY

Software Development Engineer

Herndon, VA

$150K - $250K/yr

As a Software Development Engineer in this role, you will focus on designing and implementing robust event-driven architectures that enhance observability and enable comprehensive tracking of events ...

GRVTY

Software Development Engineer

Herndon, VA · On-site

$150K - $250K/yr

As a Software Development Engineer in this role, you will focus on designing and implementing robust event-driven architectures that enhance observability and enable comprehensive tracking of events ...

NS2 Mission

Software Development Engineer

Herndon, VA · On-site

$100K - $173K/yr

Join NS2 Mission as a Software Development Engineer in Herndon, VA , where you'll design and develop distributed, event-driven solutions that support reliable data processing and real-time ...

Cymertek

Automated Test Engineer

Reston, VA · On-site

$48 - $63.25/hr

DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Test Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software ...

Cymertek Corporation

Automated Test Engineer

Chantilly, VA · On-site

$100 - $125/hr

DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Test Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software ...

Cymertek Corporation

Automated Test Engineer

Reston, VA · On-site

$100 - $125/hr

DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Test Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software ...

Cymertek

Automated Test Engineer

Chantilly, VA · On-site

$47.50 - $62.75/hr

DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Test Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software ...

NewGen

Software Development Engineer

Herndon, VA · On-site +1

As a Software Development Engineer , you will focus on designing and implementing robust event ... To excel in this position, you should be comfortable working with technologies such as Python for ...

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All JobsSoftware Development Engineer In Testing JobsSoftware Development Engineer In Testing Jobs in Haymarket, VA

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:

Software Development Engineer In Testing jobs near you
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.

Jr. Software Development Engineer in Test (SDET)

Manassas, VA • On-site

Swift Software
See more jobs at Swift Softwareexternal

$60 - $80/hr

Other

Posted 8 days ago

Job description

Key Responsibilities
  • Implement, test and/or maintain detailed logic.
  • Gain understanding of customer requirements.
  • Contribute in the preparation of system specifications, codes, tests, debugs, documentation, job controls and deliverables.
  • Discuss problems and possible solutions with more senior team members.
  • Provide technical assistance to other SWIFT colleagues in their daily work.
  • Maintain program libraries and technical documentation.
Competency Profile
  • Takes Accountability for Delivering Results – follows instructions and obtains clarification where required; makes decisions in accordance with established procedures; delivers on commitments despite difficulties.
  • Demonstrates Operational Excellence – delivers work to agreed specifications of timeliness and quality; seeks to improve ways of doing things; sets and meets high standards for own work; demonstrates commitment to security policy.
  • Expands knowledge – expands own specialist knowledge and skills by taking ownership of own development; encourages colleagues to share new ideas and alternative solutions; demonstrates openness to new approaches.
  • Business Understanding and Commercial Sense – demonstrates understanding of how own work contributes and adds value to the business; uses knowledge of SWIFT products and services and their benefits to customers; adapts to change while adhering to security standards.
  • Builds and reinforces customer relationships – fosters effective relationships by listening actively; takes steps to identify and meet customer needs; demonstrates customer focus and friendliness in all activities and actions.
  • Leads with a team focus – works effectively with others and recognises their contributions; adheres to SWIFT values.
  • Communicates effectively – chooses and applies the appropriate method of communicating factual or procedural information; communicates in a clear and concise manner; demonstrates openness to others’ ideas and points of view.
Qualifications
  • Education: University degree in computer science or related field.
  • Experience: Any relevant professional experience is an asset.
  • Hands‑on experience in Linux environment is a plus.
  • Good understanding of scripting languages such as Python and Shell scripting.

Accessibility: If you require a reasonable accommodation related to accessibility during your application or interview, please contact accessibility-Sysgroup@swift.com.

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