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Mastercard Software Development Engineer Jobs in Ashburn, VA

Ruri Software Technologies LLC

SDET

Mclean, VA · On-site

$50.50 - $65.25/hr

Job Title: SDET Location: Onsite in McLean, VA Responsibilities • Design, develop, and maintain automation frameworks using Playwright, Selenium, Cucumber, Java, and TypeScript • Execute end-to ...

Deegit Inc

SDET Developer

Silver Spring, MD · On-site

$51.75 - $66.75/hr

Software Development Engineer in Test (SDET) is to develop and execute software test plans in order to identify software problems and their causes. Strong java development skills JavaScript ...

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 ...

Socket.dev

Software Engineer II

Arlington, VA · On-site

$106 - $169/hr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... In this role, you will leverage your full-stack development expertise to design, build, deploy, and ...

HR Tech Job

Sr Software Development Engineer

Reston, VA · On-site

$163.80 - $245.80/hr

As a Sr Software Development Engineer, you will play a pivotal role in guiding Workday's efforts to help build, develop, and implement solutions for our Kubernetes platform, including infrastructure ...

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All JobsMastercard Software Development Engineer JobsMastercard Software Development Engineer Jobs in Ashburn, VA

Mastercard Software Development Engineer information

See Ashburn, VA salary details

$83.9K

$151.3K

$215.3K

How much do mastercard software development engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for mastercard software development engineer in Ashburn, VA is $151,295.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,000.00 and $188,200.00 per year, depending on experience, location, and employer.

What does a Mastercard software development engineer do?

A Mastercard Software Development Engineer is responsible for designing, developing, and maintaining software applications that power Mastercard’s payment solutions and services. They work on a variety of projects, ranging from secure transaction processing systems to digital payment platforms. Their tasks include writing and testing code, collaborating with cross-functional teams, and ensuring software meets security and performance standards. The role often involves staying up to date with the latest technologies and implementing innovative solutions to enhance user experiences and system reliability.

How does a Mastercard software development engineer typically collaborate with cross-functional teams?

As a Software Development Engineer at Mastercard, you will regularly collaborate with cross-functional teams such as product management, quality assurance, and operations. These collaborations are essential for understanding business requirements, integrating feedback, and ensuring the delivery of high-quality, secure software solutions. Agile methodologies are commonly used, so you'll participate in daily stand-ups, sprint planning, and code reviews alongside teammates from various disciplines. This environment fosters open communication and continuous learning, allowing engineers to contribute ideas and grow their professional network within the company.

What are the key skills and qualifications needed to thrive as a Mastercard software development engineer, and why are they important?

To thrive as a Mastercard Software Development Engineer, you need strong programming abilities (such as Java, C++, or Python), solid understanding of computer science fundamentals, and a relevant degree in computer science or related field. Familiarity with industry-standard development tools, cloud platforms, version control systems like Git, and knowledge of secure coding practices are typically required, along with certifications such as AWS or Scrum when applicable. Excellent problem-solving, collaboration, and communication skills are essential for effective teamwork and agile development. These skills and qualities ensure the delivery of secure, scalable, and innovative payment solutions that meet Mastercard’s global standards.

What is the difference between Mastercard Software Development Engineer vs Mastercard Software Engineer?

AspectMastercard Software Development EngineerMastercard Software Engineer
ResponsibilitiesDesign, develop, and implement software solutions, often focusing on new features and product developmentMaintain, improve, and support existing software systems, with a focus on stability and performance
Required SkillsProficiency in programming languages, software design, and development methodologiesStrong coding skills, debugging, and system optimization abilities
Work EnvironmentCollaborative teams in product development, often involved in innovative projectsSupport and maintenance teams working on existing platforms and systems

Mastercard Software Development Engineers focus on creating new software solutions and features, while Mastercard Software Engineers primarily work on maintaining and improving existing systems. Both roles require strong programming skills and are integral to Mastercard's technology teams, but they differ in scope and responsibilities.

What are popular job titles related to Mastercard Software Development Engineer jobs in Ashburn, VA?

For Mastercard Software Development Engineer jobs in Ashburn, VA, the most frequently searched job titles are:

What job categories do people searching Mastercard Software Development Engineer jobs in Ashburn, VA look for?

The top searched job categories for Mastercard Software Development Engineer jobs in Ashburn, VA are:

What cities near Ashburn, VA are hiring for Mastercard Software Development Engineer jobs?

Cities near Ashburn, VA with the most Mastercard Software Development Engineer job openings:

Mastercard Software Development Engineer jobs near you
Infographic showing various Mastercard Software Development Engineer job openings in Ashburn, VA as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 17% Part Time, and 2% Contract. Highlights an 88% Physical, 2% Hybrid, and 10% Remote job distribution, with an average salary of $151,295 per year, or $72.7 per hour.

Software Development Engineer in Test (SDET)

Metron

Reston, VA • On-site

$52 - $67/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 10 days ago

Job description

About Metron
Metron is an employee-owned company dedicated to delivering innovative solutions for the most challenging national security problems. For over 40 years, our principled approach to problem-solving has yielded creative solutions at the intersection of advanced mathematics, computer science, physics, and engineering. Our people are leaders in their technical fields and are passionate about solving challenging problems. We look for individuals who share this same passion and can apply their experience in real-world settings.
Our Reston team is seeking a mid-level Software Development Engineer in Test (SDET) to help build and mature the testing infrastructure supporting production software for simulation, optimization, and decision support in mission-focused environments. This role is for someone who can develop robust test harnesses, mocking infrastructure, and automated and manual testing strategies. A successful candidate will also help integrate testing into CI/CD pipelines and improve software quality and reliability across Java, Rust, and TypeScript-based applications. The strongest candidates will bring solid software development fundamentals, hands-on experience with software testing and test infrastructure, and the technical judgment to build scalable, maintainable testing practices across a growing production codebase.
Required Qualifications
  • Bachelor's degree in computer science, mathematics, physics, applied math, or related field
  • At least 3 years of industry experience
  • Experience building test infrastructure including mocking and CI/CD pipelines
  • Experience in software testing and test harness development
  • Experience designing automated and manual testing
  • Software Development experience in Java, Rust or Typescript/React
  • Ability to work effectively with researchers, engineers, and end users to translate technical concepts into usable software
  • Familiarity with full-stack web application development in any frameworks/languages
  • U.S. CITIZENSHIP REQUIRED; successful candidates will be subject to a security investigation and must meet eligibility requirements for access to classified information

Desired Qualifications
  • Active DoD Security Clearance
  • Experience using ADO, Gitlab or similar CI/CD tools

Position Location: Reston, VA
*The selected individual(s) will be required to work from the Reston, VA office
Perks and Benefits
  • Medical, Dental and Vision Insurance
  • Accompanying FSA and HSA options
  • Additional Voluntary Benefits
  • Paid Time Off
  • 9 Observed Holidays and 2 Floating Holidays
  • Paid Parental Leave
  • Tuition Reimbursement
  • Relocation Assistance
  • Professional Development Reimbursement
  • Annual Salary Reviews
  • Profit Sharing
  • 401(k) Traditional and Roth Options
  • Gym and Fitness Reimbursement
  • Employee Assistance Program
  • Employee Referral Program

Metron is an Equal Employment Opportunity (EEO) employer. It is the policy of the company to provide equal employment opportunities to all qualified applicants without regard to race, color, religious, sex, sexual orientation, gender identity, national origin, age, protected veteran or disabled status, or genetic information.
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