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Senior Software Engineer In Test Jobs in McLean, VA

Senior Software Engineer

Reston, VA · On-site

$127K - $168K/yr

The Senior Software Engineer shall perform with a high degree of independence and expertise to ... in combination with other software engineers and test engineers ensure high quality software ...

Senior Software Engineer

Reston, VA · On-site

$127K - $168K/yr

The Senior Software Engineer shall perform with a high degree of independence and expertise to ... in combination with other software engineers and test engineers • ensure high quality software ...

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:

SDET 3

Rockville, MD

$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:

Showing results 41-60

Senior Software Engineer In Test information

See McLean, VA salary details

$22.7K

$126.9K

$165.3K

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

As of Sep 1, 2026, the average yearly pay for senior software engineer in test in McLean, VA is $126,924.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,700.00 and $145,100.00 per year, depending on experience, location, and employer.

What is a senior software engineer in test?

Senior Software Engineers in Test are experienced professionals who design, develop, and implement automated testing frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify testing needs, create robust test plans, and write automated scripts that validate software functionality. In addition to hands-on coding, they often mentor junior engineers, drive process improvements, and contribute to the overall testing strategy of the organization.

What are some typical challenges a senior software engineer in test faces when designing automated testing frameworks?

Senior Software Engineers in Test often encounter challenges such as integrating automated tests with complex, evolving codebases and ensuring tests remain reliable as features change. Balancing thorough test coverage with execution speed, especially in continuous integration environments, is another common concern. Additionally, collaborating with both development and QA teams to align on testing strategies and maintaining documentation for test frameworks are key responsibilities that require strong communication and adaptability.

What are the key skills and qualifications needed to thrive as a senior software engineer in test, and why are they important?

To thrive as a Senior Software Engineer in Test, you need a deep understanding of software development, test automation frameworks, and a background in computer science or a related field. Mastery of tools like Selenium, Jenkins, JUnit, and experience with CI/CD systems, as well as relevant certifications such as ISTQB, are typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills set top candidates apart in this role. These skills are crucial for ensuring robust, scalable, and reliable software delivery in complex technical environments.

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

AspectSenior Software Engineer In TestSoftware Development Engineer in Test
CredentialsBachelor's in CS or related field, experience in testing and automationBachelor's in CS or related field, strong coding skills, experience in testing
Work EnvironmentDesigning test strategies, automation frameworks, collaborating with development teamsDeveloping test tools, writing automated tests, integrating testing into CI/CD pipelines
Industry UsageCommon in tech companies, especially in QA and testing teamsWidely used in software development companies focusing on automation

The main difference is that Senior Software Engineer In Test often focuses on testing strategy and automation leadership, while Software Development Engineer in Test emphasizes developing testing tools and automation code. Both roles require strong coding skills and testing experience, but their focus areas differ slightly within the testing lifecycle.

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

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

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

Cities near McLean, VA with the most Senior Software Engineer In Test job openings:

Infographic showing various Senior Software Engineer In Test job openings in McLean, VA as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 11% Part Time, 3% Contract, and 1% Nights. Highlights an 92% Physical, 1% Hybrid, and 7% Remote job distribution, with an average salary of $126,924 per year, or $61 per hour.

Software Development Engineer in Test (SDET)

SWIFT VA

Manassas, VA • On-site

$152K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 15 days ago


Job description

ABOUT US

We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy.

We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely. We're always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.

SWIFT VA is seeking a motivated Software Development Engineer in Test (SDET) to join our dynamic team. In this role, you will play a crucial part in ensuring the quality and reliability of our software products through the development and execution of automated tests. You will work closely with development and QA teams to identify, design, and implement robust testing solutions.
Job Responsibilities:**
* Design, develop, and maintain automated test scripts and frameworks using various programming languages and testing tools.
* Execute automated and manual test cases to identify software defects and ensure product quality.
* Collaborate with software developers to understand product features and technical specifications.
* Report, track, and verify software defects using bug tracking systems.
* Participate in code reviews of test automation scripts and provide constructive feedback.
* Contribute to the continuous improvement of the testing process and methodologies.
* Assist in the development and maintenance of test plans and strategies.
* Learn and adapt to new technologies and testing tools as needed.
Job Qualifications:**
* Bachelor's degree in Computer Science, Software Engineering, or a related field
* Strong understanding of software development lifecycle (SDLC) and software testing methodologies.
* Proficiency in at least one programming language (e.g., Python, Java, C#, JavaScript).
* Experience with test automation frameworks (e.g., Selenium, Playwright, Cypress, JUnit, TestNG) is a plus.
* Familiarity with version control systems (e.g., Git).
* Basic understanding of databases and SQL.
* Excellent problem-solving skills and attention to detail.
* Strong written and verbal communication skills.
* Ability to work independently and collaboratively in a fast-paced environment.

The estimated salary range for a new hire into this position in Virginia is $82,361 USD Annual to $152,955 Annual USD. Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity for all employees contingent on personal and company performance. Our generous benefits program includes medical, dental, vision and life insurance with no premium costs for our employees and their families, and retirement plan plus matching 401k.

What we offer

We give you the freedom to be yourself. We are creating an environment of unique individuals - like you - with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone's voice counts and where you can reach your full potential.

We are committed to an inclusive and accessible recruitment process. If you require a reasonable accommodation related to accessibility during your application or interview, please contact accessibility-Sysgroup@swift.com or indicate this in your application.

Please note that this mailbox is not monitored for general recruitment enquiries and should only be used for accessibility or accommodation-related requests (for example related to vision, hearing or neurodiversity).

All requests are confidential and will not affect your candidacy.

Don't meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.