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Contract Mastercard Software Engineer Jobs (NOW HIRING)

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Software Engineer I AI and Decision Product Enablement Be part of the Shared ...

Principal Software Engineer

Atlanta, GA ยท On-site

$129K - $174K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... This Senior Software Engineer will be responsible for the component design, development and ...

Senior Software Engineer

Arlington, VA ยท On-site

$140K - $185K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers ...

Software Engineer II

O Fallon, MO ยท On-site

$91K - $124K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Software Engineer II Who is Mastercard? Mastercard is a global technology company ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an ...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Lead Software Engineer Overview Mastercard is a global technology company in the ...

Software Engineer II

Arlington, VA ยท On-site

$112K - $153K/yr

Mastercard's Portfolio Intelligence team, part of the Services organization, is seeking a Software Engineer II to help build high-performance analytics platform that enable businesses around the ...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Lead Software Engineer Who is Mastercard? We work to connect and power an ...

Senior Software Engineer

Holladay, UT ยท On-site

$118K - $155K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... contract tests at service level and fewer journey tests at the integration level (Test Pyramid ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology ...

Senior Software Engineer

O Fallon, MO ยท On-site

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an ...

Showing results 41-60

Contract Mastercard Software Engineer information

See salary details

$24K

$104.9K

$189K

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

As of Aug 18, 2026, the average yearly pay for contract mastercard software engineer in the United States is $104,863.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,000.00 and $120,000.00 per year, depending on experience, location, and employer.

What is a Contract Mastercard Software Engineer?

A Contract Mastercard Software Engineer is a technology professional who is hired on a temporary or project basis to develop, maintain, or improve software systems for Mastercard or its partners. These engineers typically work with payment technologies, security protocols, APIs, and large-scale transaction systems. They may be involved in designing new features, troubleshooting issues, or integrating Mastercard services with other platforms. Contract positions offer flexibility but may require specialized knowledge of payment processing and compliance standards. Such roles often involve close collaboration with both internal teams and external vendors.

What are the key skills and qualifications needed to thrive as a Contract Mastercard Software Engineer?

To thrive as a Contract Mastercard Software Engineer, you need strong proficiency in software development, payment processing technologies, and an understanding of Mastercard's platforms, often backed by a degree in computer science or related field. Familiarity with industry-standard languages (such as Java or C#), secure coding practices, and experience with Mastercard APIs or ISO 8583 protocols is typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills help engineers collaborate with cross-functional teams and address complex technical challenges. These skills and qualities are crucial for ensuring secure, reliable, and innovative payment solutions that meet Mastercard's high standards.

What are some common challenges faced by Contract Mastercard Software Engineers when integrating payment solutions for clients?

Contract Mastercard Software Engineers often encounter challenges such as navigating complex compliance requirements, ensuring secure data handling, and integrating APIs with diverse client systems. Since Mastercard's payment solutions must adhere to strict security standards like PCI DSS, engineers need to stay updated on regulations and best practices. Additionally, collaborating remotely with client teams and other vendors can introduce communication hurdles, making clear documentation and proactive updates crucial for project success.

What is the difference between Contract Mastercard Software Engineer vs Contract Visa Software Engineer?

AspectContract Mastercard Software EngineerContract Visa Software Engineer
Required CredentialsBachelor's in Computer Science, relevant coding skills, possibly certifications in software developmentBachelor's in Computer Science or related field, coding proficiency, industry certifications often preferred
Work EnvironmentFinancial services, payment processing, technology teams within MastercardFinancial services, payment solutions, technology teams within Visa
Employer & Industry UsagePrimarily in Mastercard's payment network and financial technology projectsPrimarily in Visa's payment network and financial technology projects

Both roles involve developing payment processing software within major financial networks. The main differences lie in the specific employer and associated payment platform. Contract Mastercard Software Engineers focus on Mastercard's systems, while Contract Visa Software Engineers work within Visa's infrastructure. Skills and credentials are similar, making these roles comparable in the financial technology industry.

More about Contract Mastercard Software Engineer jobs

What cities are hiring for Contract Mastercard Software Engineer jobs?

Cities with the most Contract Mastercard Software Engineer job openings:

What are the most commonly searched types of Mastercard Software Engineer jobs?

The most popular types of Mastercard Software Engineer jobs are:

What states have the most Contract Mastercard Software Engineer jobs?

States with the most job openings for Contract Mastercard Software Engineer jobs include:

Infographic showing various Contract Mastercard Software Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 8% Part Time, and 4% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $104,863 per year, or $50.4 per hour.

Software Engineer I

MasterCard

O Fallon, MO โ€ข On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 28 days ago


Job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Software Engineer IAI and Decision Product Enablement
Be part of the Shared Services, Fraud Products team developing new capabilities for Mastercard's Decision Management Platform, which serves as the core for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability.
Would you like to develop industry-leading solutions for fighting fraud?
Are you motivated by speeding business solutions to market?
Do you want to innovate using modern technologies to solve challenging business problems?
Role
Be part of the Product Operations and Enablement team supporting operations across all 12 decision products in multiple non-production environments.
Are you interested in helping to build solutions that help recognize and prevent payment fraud?
Do you consider yourself capable of bridging the gap between technology and business?
Responsibilities
Provide detailed technical analysis of product or application hardware and software to ensure business and functional requirements can be met.
Provide subject matter expertise for assigned projects.
Perform analysis of system requirements and elaborate them into user stories and acceptance criteria in an Agile methodology format.
Facilitate scoping sessions and lead review sessions of technical requirements and user stories.
Support software development activities, including designing, building, testing, and maintaining applications using established engineering practices
Apply foundational software design and architecture principles to support scalable, maintainable, secure, and performant solutions.
Support unit, functional, and integration testing to validate application components, expected behaviors, and system quality.
Assist in identifying and resolving technical issues, performance concerns, and operational readiness gaps using appropriate tools and guidance.
Follow secure coding practices, code review standards, and operational readiness practices that support observability, reliability, and maintainability.
Identify dependencies between teams through collaboration.
Demonstrate curiosity for systems and technical knowledge by continuously analyzing and improving approaches to platform support and delivery.
All About You
The ideal candidate would have the following primary skills and experience:
Some experience with DevOps processes and hands-on experience with tools such as Jenkins, GitHub, Bitbucket, or similar.
Foundational understanding of software development, software design, and software architecture concepts.
Foundational experience or coursework in unit testing, functional testing, integration testing, secure coding practices, code reviews, troubleshooting, and performance awareness.
Ability to organize, manage, and apply data structures effectively to support application performance and efficient data access.
High-energy, detail-oriented, and proactive with the ability to function under pressure in a collaborative Agile environment.
Strong verbal and written communication skills, with strong relationship-building, collaboration, and organizational skills.
Prior experience gathering technical requirements for Java backend systems and knowledge of web UIs is an added advantage.Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility


All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard's security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

Pay Ranges

O'Fallon, Missouri: $72,000 - $115,000 USD