Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Software Engineer II

$92k - $147k
Full-time

Mastercard

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, 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 II

Overview:
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 View email address on decentrajobs.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

Vacancy posted 8 hours ago
Similar jobs that could be interesting for youBased on the Software Engineer II in O Fallon, MO vacancy
  • $92k - $147k

     ...of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Who is Mastercard? We work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $92k - $147k

     ...of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Overview: Mastercard’s Global Credit Authorization team is seeking a Software Engineer II (C/C++) who is passionate about... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours
    3 days per week

    Mastercard

    O Fallon, MO
    29 days ago
  • $92k - $147k

     ...of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Overview: We work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making transactions... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $92k - $147k

     ...products and services that help people, businesses and governments realize their greatest potential. 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... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $92k - $147k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Development Engineer II Overview The Software Development Engineer II is an experienced software engineer specializing in Java development... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    10 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer II About the Role As a Senior Data Engineer, you’ll take ownership of building and optimizing data platforms, pipelines,... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $92k - $147k

     ...services that help people, businesses and governments realize their greatest potential. Title and Summary Business Rule Author - Software Engineer II Overview The Business Rules Engineering & Strategy team is looking for a Senior Software Engineer to drive forth our... 
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    27 days ago
  • $76k - $127k

     ...their greatest potential. Title and Summary Site Reliability Engineer II Site Reliability Engineer II Who is Mastercard? At...  ...support our developers during the application build phase in software run principles that include operational design, automation, capacity... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...and services thathelp people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    1 hour ago
  • $152k - $258k

     ...greatest potential. Title and Summary Director, Platform Engineering Who is Mastercard? Mastercard is a global technology...  .... This role focuses on analyzing, coding, and delivering software and platform solutions. Operations Automation program... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    16 hours ago
  • $140k - $231k

     ...services that help people, businesses and governments realize their greatest potential. Title and Summary Manager Software Engineering Overview Leads a team of software engineers delivering enterprise integration solutions across cloud-based... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $170k - $281k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Director Software Engineering The Mastercard Developer Workbench, part of the MSBX (Mastercard Software Builder Experience) division, is evolving from... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago
  •  ...Lead Site Reliability Engineer Job Description Summary Overview: Mastercard technology works to connect and power an inclusive,...  ...We support our developers during the application build phase in software run principals that includes operational design, automation, capacity... 
    Full time
    Part time
    Flexible hours

    Dynamic Yield

    O Fallon, MO
    3 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer– RPPS Platform Who is Mastercard? Mastercard powers economies and empowers people in more than 200 countries and... 
    Full time
    Part time
    Remote work
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    27 days ago
  • $72k - $115k

     ...set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer I Overview The Software Development Engineer is an early-career software engineer specializing in Java development with a... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    8 days ago
  • $72k - $115k

     ...set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer I About the Role As a Software Engineer, you'll work alongside experienced engineers to design, develop, test, deploy, and... 
    Full time
    Part time
    Internship
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    7 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview Customer Connectivity is a global Mastercard team that designs, builds and supports service platforms that... 
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    12 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $60k - $135k

     ...Job Title: SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 7/3/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions... 
    Minimum wage
    Local area

    Wipro

    O Fallon, MO
    16 hours ago
  • $96k - $163k

     ...greatest potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work to...  ...We support our developers during the application build phase in software run principles that include operational design, automation, capacity... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    2 days ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and... 
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  • $115k - $184k

     ...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    27 days ago
  •  ...Engineer II Boyd Gaming Corporation has been successful in gaming jurisdiction in which we operate in the United States and is one of the premier casino entertainment companies in the United States. Never content to rest upon our successes, we will continue to evolve... 
    Apprenticeship
    Local area

    Boyd Gaming

    Saint Charles, MO
    4 days ago
  •  ...Vice President, Software Engineering - DMP Mastercard is seeking a Vice President, Software Engineering to lead the Authorization Decisioning domain within the Decision Management program. This role is accountable for advancing a portfolio of market-facing products... 
    3 days per week

    Dynamic Yield

    O Fallon, MO
    16 hours ago
  • $76k - $127k

     ...realize their greatest potential. Title and Summary BizOps Engineer II Overview: The BizOps team is looking for a Site Reliability...  .... • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating... 
    Full time
    Part time
    Worldwide
    Flexible hours
    Shift work

    Mastercard

    O Fallon, MO
    a month ago
  • $83k - $137k

     ...greatest potential. Title and Summary Product Manager- Technical II Who is Mastercard? At Mastercard, we are revolutionizing...  .... This role partners closely with customers, stakeholders, engineering, and architecture teams to understand needs, identify opportunities... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago
  •  ...AI Engineer We are seeking a talented and motivated AI Developer to design, build, and deploy AI-driven solutions that enhance marketing performance, automate workflows, and generate actionable insights. This role will work closely with our marketing, data, and development... 

    APC Integrated

    O Fallon, MO
    1 day ago
  •  ...Description: We are seeking a mid-level SQL Server Data Engineer who understands the intricacies of handling data at scale. These...  ...writing, indexing and improving database design Work closely with Software Engineers and Data Scientists to improve data flow from... 
    Work experience placement
    Work at office

    CarShield

    O Fallon, MO
    4 days ago
  • $99k - $225k

     ...: R0241538 Agentic AI Developer Opportunity As an experienced engineer, you know that machine learning is critical to understanding and...  ...Learning engineering, data science, data engineering, or software development Experience developing applications using Large Language... 
    Local area

    Phase2 Technology

    O Fallon, MO
    1 day ago
  • $99k - $225k

     ...journey as a candidate with us. The Opportunity As an experienced engineer, you know that machine learning is critical to understanding...  ...of War. Qualifications 3+ years of experience with software development Experience with programming languages, such as Python... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    O Fallon, MO
    16 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Software Engineer II. Be the first to apply!