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Contract Mastercard Software Engineer Jobs in Missouri

Software Engineer II

O Fallon, MO

$91K - $124K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Software Engineer II Overview: At Mastercard, our industry expertise is enhanced ...

Software Engineer II - Mastercard

O Fallon, MO · On-site

$91K - $124K/yr

Title and Summary Software Engineer II Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that ...

Software Engineer II

O Fallon, MO · On-site

$91K - $124K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Software Engineer II Overview: At Mastercard, our industry expertise is enhanced ...

Senior Software Engineer

O Fallon, MO

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Proficient in authoring test code with lots of smaller tests followed by few contract tests at ...

Software Engineer II

O Fallon, MO · On-site

$92K - $147K/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 ...

Mastercard's Global Credit Authorization team is seeking a Software Engineer II (C/C++) who is passionate about building high-performance, mission-critical systems that operate at global scale. In ...

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/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 ...

Software Engineer II

O Fallon, MO

$91K - $124K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Software Engineer II Overview The Software Engineer II is an experienced software ...

Senior Software Engineer

O Fallon, MO

$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

$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 ...

Senior Software Engineer

O Fallon, MO

$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 · On-site +1

$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 · 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

$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

$114K - $151K/yr

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories ... Title and Summary Senior Software Engineer Job Overview: Responsible for the analysis, design ...

Software Engineer II

O Fallon, MO · On-site

$91K - $124K/yr

Mastercard's Global Credit Authorization team is seeking a Software Engineer II (C/C++) who is passionate about building high-performance, mission-critical systems that operate at global scale. In ...

Mastercard's Global Credit Authorization team is seeking a Lead Software Engineer (C/C++) to build and enhance high-performance, mission-critical systems that power secure, reliable payment ...

Senior Software Engineer

O Fallon, MO

$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 ...

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Contract Mastercard Software Engineer information

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.

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

The most popular types of Mastercard Software Engineer jobs in Missouri are:

What cities in Missouri are hiring for Contract Mastercard Software Engineer jobs?

Cities in Missouri with the most Contract Mastercard Software Engineer job openings:

$91K - $124K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 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 IIOverview:
At Mastercard, our industry expertise is enhanced by our commitment to being a force for good in the world and to doing well by doing good. Mastercard relies on our global workforce to help us achieve our goal of building a sustainable, inclusive global economy. The Mastercard Way encourages us, connects us with the behaviors that represent the essence of not only what we do but who we are as an organization. Cultivating an environment for all employees that respects their individual strengths, views and experiences drives a global and collaborative culture of inclusion and sense of belonging.
Mastercard software engineering teams leverage Agile development principles, advanced development and design practices, and an obsession over security, reliability, and performance to deliver solutions that delight our customers. We're looking for talented software development engineers to develop advanced technologies and applications that are revolutionizing payments.
Are you passionate about software engineering?
Do you enjoy seeing the impact your code has on a wide range of customers?
Do you want to work for a company that offers above-and-beyond benefits, including paid parental leave, flexible work hours, gift matching, and volunteer incentives while encouraging your professional learning and development?
Do you thrive in an environment where you are continuously learning and growing your skills and career?
Do you want to join a company that offers a competitive benefits and rewards program that attracts, develops, and retains talented employees around the world?
Do you want to join an inclusive culture where employees, in all their diversity, feel valued, respected, and empowered to bring their authentic selves to work? Learn more in Mastercard's Corporate Sustainability Report.
The Bill Pay suite of applications supports an electronic payment network that enables consumer bill payments for approximately 95 percent of electronic bill payment industry service providers in the U.S. region. Our new product, Bill Pay Exchange, will improve the consumer bill payment experience through simplified bill linking, additional payment options, and biller suggestions.
Role
Serve as a hands-on developer who writes high-quality, secure, modular, functional, and testable code to support the Bill Pay Program.
Contribute to all phases of the software development lifecycle, including design, development, documentation, testing, deployment support, and ongoing maintenance.
Participate in software design and architecture discussions, contributing to scalable, reliable, and performant solutions.
Develop and maintain unit, functional, and integration tests to validate software components and improve overall quality.
Support performance engineering efforts by helping analyze, tune, and optimize applications for reliability, efficiency, and scalability.
Participate in code reviews to help ensure code quality, maintainability, security, and adherence to engineering standards.
Take ownership of the team's software, including maintenance characteristics, runtime properties, dependencies, hardware, operating system, build, and operational readiness.
Troubleshoot, diagnose, and resolve technical issues across development, testing, and production-like environments.
Communicate, collaborate, and work effectively in a global, cross-functional environment.
About You
Degree in Computer Science or a related field, or equivalent practical experience.
Strong foundation in algorithms, data structures, and core computer science concepts.
Strong technical experience with Java, Java/J2EE, Linux, Oracle, and SQL programming.
Strong knowledge of Java, Spring Boot, Spring Batch, Hibernate, and REST API services.
Strong knowledge of Linux and shell scripting.
Experience with secure coding practices and building reliable, maintainable software.
Experience contributing to software design, code reviews, testing, troubleshooting, and operational support.
Strong analytical and problem-solving skills, with the ability to diagnose and resolve technical issues systematically.
Ability to manage multiple priorities and meet deadlines in a fast-paced environment.
Experience working in an Agile environment.
Strong written and verbal English communication skills.
Experience with EXTJS for UI development is a plus.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: $92,000 - $147,000 USD