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Senior Software Developer In Test Jobs in Haymarket, VA

System One

Sr SDET

Reston, VA · 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 ...

System One

Sr SDET

Reston, VA · 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 ...

Seneca Resources, LLC

Senior SDET

Vienna, VA · On-site

$65/hr

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 Top Skills: Top 3 Required Skills: * Hands-on ...

CertiPath Inc

Senior Software Engineer in Test

Reston, VA · On-site

$115K - $149K/yr

We are seeking a Senior Software Engineer in Test (SSET) to mature and automate our Test and QA processes, yielding world-class programs that ensure our products exceed our clients' expectations.

Socket.dev

Senior Software Engineer in Test

Reston, VA · On-site

$120 - $180/hr

We are seeking a Senior Software Engineer in Test (SSET) to mature and automate our Test and QA processes, yielding world-class programs that ensure our products exceed our clients' expectations.

CGI Inc.

Senior Software Developer

Fairfax, VA · On-site

$55.75 - $73.50/hr

Senior Software Developer Category: Software Development/ Engineering Main location: United States ... in Test Driven Development (TDD) and paired programming • Experience with Git and collaborative ...

Synertex LLC

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

We're looking for a Senior Software Developer with a background in full-stack software engineering ... Design, develop, test, and implement secure, distributed microservices using object-oriented ...

Synertex LLC

Senior Software Developer

Herndon, VA · On-site +1

$56 - $74/hr

We're looking for a Senior Software Developer with a background in full-stack software engineering ... Design, develop, test, and implement secure, distributed microservices using object-oriented ...

Synertex LLC

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

We're looking for a Senior Software Developer with a background in full-stack software engineering ... RESPONSIBILITIESDesign, develop, test, and implement secure, distributed microservices using object ...

Synertex LLC

Senior Software Developer

Herndon, VA · On-site +1

$56 - $74/hr

We're looking for a Senior Software Developer with a background in full-stack software engineering ... Design, develop, test, and implement secure, distributed microservices using object-oriented ...

Synertex LLC

Senior Software Developer

Herndon, VA · On-site

$120 - $180/hr

We're looking for a Senior Software Developer with a background in full-stack software engineering ... Design, develop, test, and implement secure, distributed microservices using object-oriented ...

CGI Inc.

Senior Software Developer

Fairfax, VA · On-site

$55.75 - $73.50/hr

Senior Software Developer Category: Software Development/ Engineering Main location: United States ... Experience in Test Driven Development (TDD) and paired programming . Experience with Git and ...

SSN Group LLC

Senior Software Developer

Reston, VA · On-site

$56.75 - $75/hr

Senior Software Developer Location: Reston, VA / Washington, DC.(Hybrid) Duration: Long-term Responsibilities: * Senior Cloud-Native Software Engineer AWS * Strong hands-on AWS cloud-native ...

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Senior Software Developer In Test information

See Haymarket, VA salary details

$15

$60

$86

How much do senior software developer in test jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for senior software developer in test in Haymarket, VA is $60.89, according to ZipRecruiter salary data. Most workers in this role earn between $51.68 and $68.27 per hour, depending on experience, location, and employer.

What is a senior software developer in test?

A Senior Software Developer In Test (SDET) is an experienced software professional who is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure software quality. SDETs work closely with development and QA teams to create automated tests that validate application functionality, performance, and security. They possess strong programming skills, a deep understanding of software testing methodologies, and often contribute to both the development and testing aspects of a project. Senior SDETs also mentor junior team members and help shape best practices for software testing within their organization.

What are the key skills and qualifications needed to thrive as a senior software developer in test?

To thrive as a Senior Software Developer In Test, you need advanced programming skills, expertise in test automation, and a solid understanding of software development and QA methodologies, typically supported by a degree in computer science or a related field. Proficiency with test automation frameworks (such as Selenium, Cypress, or Appium), continuous integration systems (like Jenkins or GitHub Actions), and relevant certifications (e.g., ISTQB) is highly valuable. Attention to detail, problem-solving abilities, and effective communication are critical soft skills for collaborating with developers and ensuring high-quality releases. These skills and qualities are essential for identifying issues early, optimizing testing processes, and delivering reliable software in fast-paced development environments.

What are some common challenges faced by senior software developers in test, and how can they be addressed?

Senior Software Developers in Test often encounter challenges such as balancing test automation coverage with tight deadlines, keeping up with evolving technologies, and ensuring effective communication between development and QA teams. Addressing these challenges involves prioritizing automation efforts based on risk and business impact, continually updating technical skills, and fostering a collaborative environment through regular cross-team meetings. Proactively sharing knowledge and advocating for best testing practices also help streamline workflows and maintain high-quality standards.

What is the difference between Senior Software Developer In Test vs Software Development Engineer in Test?

AspectSenior Software Developer In TestSoftware Development Engineer in Test
CredentialsTypically requires a software engineering degree and testing certificationsSimilar credentials, often with certifications in testing tools or automation
Work EnvironmentWorks closely with development teams to design and implement automated testsFocuses on developing testing frameworks and automation tools within development teams
Industry UsageCommonly used in software companies emphasizing quality assuranceWidely used in tech firms with a focus on continuous integration and delivery
Search & Comparison IntentOften compared for seniority and scope of testing responsibilitiesCompared for automation skills and development focus

Both roles involve testing and automation, but Senior Software Developer In Test typically has more leadership responsibilities and strategic testing planning, while Software Development Engineer in Test focuses more on developing testing tools and automation frameworks within the development process.

What are popular job titles related to Senior Software Developer In Test jobs in Haymarket, VA?

For Senior Software Developer In Test jobs in Haymarket, VA, the most frequently searched job titles are:

What job categories do people searching Senior Software Developer In Test jobs in Haymarket, VA look for?

The top searched job categories for Senior Software Developer In Test jobs in Haymarket, VA are:

What cities near Haymarket, VA are hiring for Senior Software Developer In Test jobs?

Cities near Haymarket, VA with the most Senior Software Developer In Test job openings:

Senior Software Developer In Test jobs near you
Infographic showing various Senior Software Developer In Test job openings in Haymarket, VA as of August 2026, with employment types broken down into 81% Full Time, 16% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $126,660 per year, or $60.9 per hour.

Sr SDET

System One

Reston, VA • On-site

$116K - $151K/yr

Contractor

Posted 12 days ago

Job description

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 support a high-impact technology team. This is a short-term contract opportunity through the end of the year, requiring local candidates in the DMV area who can work onsite in Reston, VA as needed.

Location

  • Hybrid: Reston, VA (onsite every other week and as needed)
  • Local DMV candidates only

Key Responsibilities

  • Analyze user stories and acceptance criteria and develop automated test scripts for web, mobile, and API applications.
  • Design, develop, maintain, and enhance automation frameworks aligned with enterprise standards.
  • Create and execute test plans, test cases, regression suites, and smoke tests.
  • Develop automation using Selenium, Cucumber, BDD frameworks, SoapUI, and Appium.
  • Execute automated testing within CI/CD pipelines using Jenkins.
  • Identify, troubleshoot, and document defects using Jira.
  • Collaborate closely with developers, product owners, and business stakeholders to ensure quality delivery.
  • Analyze test results, perform root cause analysis, and recommend corrective actions.
  • Mentor junior testers and provide leadership across testing initiatives.

Required Qualifications

  • 8-10 years of software testing experience, including at least 5 years in automated testing and framework development.
  • Strong hands-on experience with:
    • Selenium
    • Cucumber / BDD Frameworks
    • Appium (Mobile Automation)
    • SoapUI (API/Web Services Testing)
    • Jenkins and CI/CD pipelines
  • Programming experience with Java, JavaScript, SQL, and PL/SQL.
  • Experience designing and maintaining test automation frameworks.
  • Knowledge of AWS and cloud-based testing.
  • Strong database experience with Oracle, SQL Server, DB2, or similar platforms.
  • Experience working in Agile and Waterfall environments.
  • Bachelor's degree in Computer Science, Information Technology, Engineering, or related field (or equivalent experience).

Preferred Qualifications

  • Experience testing healthcare applications.
  • Exposure to multiple operating systems and technologies including Windows, Linux, UNIX, .NET, and web technologies.

Key Skills

Test Automation, Selenium, Cucumber, BDD, Appium, SoapUI, Java, JavaScript, SQL, PL/SQL, Jenkins, CI/CD, AWS, API Testing, Mobile Testing, Web Testing, Jira, Agile, SDLC, Automation Framework Development.

#M- #LI- Ref: #851-Rockville-S1

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About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US

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