Senior Software Engineer- RPPS Platform
$115k - $184kMastercard
Senior Software Engineer– RPPS Platform
Who is Mastercard?
Mastercard powers economies and empowers people in more than 200 countries and territories worldwide. Together with our customers, we are helping build a sustainable economy where everyone can prosper. Our technology, innovation, partnerships, and networks combine to deliver unique products and services that help people, businesses, and governments realize their greatest potential.
The Transfer Solutions organization is seeking a Senior Software Engineer to join the RPPS (Remote Payment and Presentment System) platform team. This team develops and supports critical software solutions that enable payment processing capabilities across Mastercard's ecosystem.
This role is ideal for an experienced full-stack engineer who enjoys building modern applications, designing scalable APIs, solving complex technical problems, and contributing to high-performing Agile engineering teams. The successful candidate will participate across the entire software development lifecycle, from solution design and architecture through development, testing, deployment, optimization, and production support.
The position requires strong expertise in Java, Spring Boot, API development, and modern front-end technologies, coupled with a passion for engineering excellence, technical leadership, and continuous improvement. Based on the intake discussion, the role supports the RPPS platform and currently utilizes Java, Spring Boot, Angular, APIs, and automation-focused development work. Role
As a Senior Software Engineer, you will:
• Design, develop, test, deploy, and maintain scalable software applications that support Mastercard's payment processing platforms.
• Build and enhance full-stack solutions utilizing Java, Spring Boot, Angular, APIs, and modern software engineering frameworks.
• Collaborate with Product, Architecture, Platform Engineering, and Operations teams to translate business requirements into scalable technical solutions.
• Contribute to application and service architecture decisions that improve scalability, maintainability, resilience, and long-term platform evolution.
• Design and develop RESTful APIs and service integrations supporting enterprise-scale transaction processing.
• Participate in Agile development activities including backlog refinement, sprint planning, standups, retrospectives, and solution reviews. The intake notes indicate responsibilities around picking up stories, contributing to requirements, participating in standups, and retrospectives.
• Develop automated unit, functional, and integration tests to ensure software quality, reliability, and maintainability.
• Perform code reviews and provide constructive feedback to improve code quality, consistency, and adherence to engineering standards.
• Troubleshoot and resolve complex technical issues across applications, APIs, databases, and production environments.
• Analyze system behavior and optimize application performance, scalability, and reliability for business-critical workloads.
• Implement secure coding practices and proactively address application security risks throughout the software development lifecycle.
• Design systems with operational readiness in mind, incorporating monitoring, logging, alerting, and observability best practices.
• Support production deployments, incident response, root cause analysis, and continuous service improvement activities.
• Mentor and support other engineers by sharing technical knowledge and promoting engineering best practices.
• Continuously evaluate emerging technologies, frameworks, and tools that improve software delivery and platform capabilities. All About You
Required Qualifications
• Strong experience developing enterprise applications using Java and Spring Boot.
• Experience building and consuming REST APIs in distributed application environments. The intake discussion referenced API development as a core r responsibility.
• Experience with modern front-end development technologies, including Angular or similar frameworks.
• Strong understanding of software development principles, object-oriented design, and distributed application architectures.
• Experience designing, implementing, and maintaining automated testing solutions including unit, functional, and integration testing.
• Experience conducting code reviews and driving engineering quality improvements.
• Strong troubleshooting and root cause analysis skills within complex application environments.
• Demonstrated understanding of secure coding practices and application security principles.
• Experience analyzing and optimizing system performance, scalability, and operational reliability.
• Strong knowledge of data structures, algorithms, and software design patterns.
• Excellent communication, collaboration, and problem-solving skills. Preferred Qualifications
• Experience working on payment processing, transaction processing, or financial technology platforms.
• Experience with cloud-native architectures and containerized deployment models.
• Experience implementing CI/CD pipelines and DevOps practices.
• Familiarity with observability platforms, monitoring tools, and operational excellence practices.
• Experience supporting highly available mission-critical systems.
• Experience mentoring engineers and influencing technical decisions across teams.
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 us.fitly.work 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 RangesO'Fallon, Missouri: $115,000 - $184,000 USD
- ...Role: - Senior Java Developer Location: - O'Fallon, MO Duration: - Long term Required Skills - Agile, API... ...is preferred. • Advanced knowledge and understanding of Software Engineering Concepts and Methodologies is required. • Strong communication...SeniorSoftwareWork experience placement
- ...Senior Java Full-Stack Developer Our client, a credit card company... ...requirements. Ensure software designs align with client's Enterprise... ...others. Drive performance engineering of the enterprise software... ...and expand the existing platform by ensuring it is resilient,...SeniorSoftwareWork experience placement
$96k - $163k
...greatest potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At... ...are responsible for ensuring that our platform is stable and healthy. We break down... ...during the application build phase in software run principles that include operational...SeniorSoftwareFull timePart timeWorldwideFlexible hours- ...of advanced authentication techniques on mobile and web based platforms Web Services - REST/JSON - Advanced Level. J2EE Web Application... ...into an overall system Experience specifying hardware/software requirements, and estimating complex IT efforts Self-...SeniorSoftware
- ...performance code reviews, build test strategy, coordinate with cross-functional teams and support operational issues ~ Expert in modern software design principles such as SOLID, DRY, and Single responsibility ~ Experience in technology stack (PCF, NiFi, NATS, Kafka,...SeniorSoftware
$96k - $163k
...potential. Title and Summary Senior Site Reliability Engineer Overview The BizOps team is... ...supporting applications, services, and platforms. This position is to support the... ...application CI/CD pipeline for promoting software into higher environments through...SeniorSoftwareFull timePart timeWorldwideFlexible hoursShift work$96k - $163k
...scripting, pipeline management, and software design principles. Systematic problem... ...(ITSM) activities related to the platform and provide constructive feedback to... .... We are currently searching for a Senior Site Reliability Engineer to join our Foundry BizOps team. This...SeniorSoftwareFull time$96k - $163k
...greatest potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior... ...contribute to capacity planning, platform resiliency, and automation practices... ...to Gatling or BlazeMeter. • Strong software performance analysis, bottleneck identification...SeniorSoftwareFull timePart timeWorldwideFlexible hours- ...Job Title: Java Engineer Job Location: O'Fallon, Missouri Job Type: Contract... ...experience, specifically in J2EE (Java 2 Platform, Enterprise Edition). This extensive experience... ...environments effectively. # Modern Software Design Principles: Deep understanding of...SoftwareContract workTemporary work
$115k - $184k
...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology... ...verification solutions on Mastercard's Decision Management Platform. Our high-performance Java platform processes billions of...SeniorSoftwareFull timePart timeWorldwideFlexible hours$115k - $184k
...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 provide cryptographic, key management and certificate...SeniorSoftwareFull timePart timeWork experience placementWorldwideFlexible hours$115k - $184k
...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, and systems that enable advanced analytics, machine...SeniorSoftwareFull timePart timeWorldwideFlexible hours- ...of web applications, system to system interfaces and complete software solutions. Design and develop test automation scenarios to validate... ...of automation code where needed. Work closely with software engineers to build quality in, ensuring proper test and requirement...SeniorSoftware
$115k - $184k
...governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an... ...code artificial intelligence, cloud, and machine learning platforms that provide mission-critical insights to many of the...SeniorSoftwareFull timeContract workPart timeWork experience placementWorldwideFlexible hours$76k - $127k
...potential. Title and Summary Site Reliability Engineer II Site Reliability Engineer II... ...are responsible for ensuring that our platform is stable and healthy. We break down barriers... ...during the application build phase in software run principles that include operational...SoftwareFull timePart timeWorldwideFlexible hours$96k - $163k
...governments realize their greatest potential. Title and Summary Senior Technical Program Manager Overview The Payment Enablement... ...• Experience working on enterprise level projects and managing software projects with advanced knowledge of the Software Development...SeniorSoftwareFull timePart timeWorldwideFlexible hours$115k - $184k
...greatest potential. Title and Summary Senior Information Security Engineer Senior Information Security... ...driving remediation across technology platforms. As cryptographic threats,... ...modern application architectures and software delivery pipelines. Core Competencies...SeniorSoftwareFull timePart timeWorldwideFlexible hours$115k - $184k
...products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Development Engineer Overview The Senior Software Development Engineer is a senior individual contributor responsible for designing,...SeniorSoftwareFull timePart timeWorldwideFlexible hours$104k - $177k
...Senior Product Manager, Technical Mastercard powers economies... ...Mastercard's Global Benefits Platform and strategic partner ecosystem... .... Our agile product and engineering teams operate across the U.S.... ...value. Bachelor's degree in software engineering, computer science...SeniorSoftwareFull timePart timeWorldwideFlexible hours- ...Java Full Stack Engineer Primary Talent Partners has a new contract... ...Decision Management Platform, the real-time system that scores... ...You will work directly with senior engineers, architects, and product... ...requirements. Ensure software designs align with Client's Enterprise...SoftwareContract workWork experience placementWork at officeLocal area
$96k - $163k
...potential. Title and Summary Senior Technical Program Manager... ...global B2B, microservices-based platform to help businesses of all... ...for Mastercard will deliver software operating at massive scale requiring... ...business teams, architects, engineers, and designers. • You can...SeniorSoftwareFull timePart timeWork experience placementWorldwideFlexible hours$115k - $184k
...governments realize their greatest potential. Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers... ..., system, and production issues across distributed platforms. • Apply secure coding practices and proactively address...SeniorSoftwareFull timePart timeWorldwideFlexible hours- Phantom Works Mechanisms Design Engineer (Senior or Experienced)Company:The Boeing CompanyBoeing is seeking a Senior or Experienced Mechanism... ...education and experienceExperience with 3D solid modeling software applications (e.g. NX, Catia, CADD)Experience with mechanism...SeniorSoftwarePermanent employmentFull timeWork experience placementImmediate startRelocationVisa sponsorshipWork visaFlexible hoursShift work
$96k - $163k
...potential. Title and Summary Senior Technical Program Manager... ...skills to build foundational platform capabilities that application... ...broader context of holistic software development. It drives architectural... ...innovations while enabling engineering excellence across the...SeniorSoftwareFull timePart timeWorldwideFlexible hours$104k - $177k
...potential. Title and Summary Senior Product Manager - Technical... ...for complex technology platforms and solutions. This role bridges... ..., working closely with engineering, architecture, operations, and... ...Technical Program Managers, Software Engineers, and internal customers...SeniorSoftwareFull timePart timeWork experience placementWorldwideFlexible hours$164.9k - $223.1k
...Requirements: Bachelors degree in Engineering, Engineering Technology,... ...in design, electrical, software engineering, or analysis Leadership... ...military aircraft and ground platforms Technologies: Support... ...are currently looking for a Senior Systems Engineer to join our...SeniorSoftwareFull timeWork experience placement- ...Experience Cloud and Service Cloud ~ Developer exposure to LWC and Aura components. Apex coding practices. ~ Deep experience with the software development lifecycle; ability to adjust and apply this knowledge in a dynamic environment using agile methodologies....Software
$122k - $207k
...their greatest potential. Title and Summary Lead Database Platform Engineer Overview Mastercard is a global technology company in... ...infrastructure engineering, Infrastructure as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer...SoftwareFull timePart timeWorldwideFlexible hours- ...Duration: 12+ Months Job Description: Strong Java developer with very good understanding of micro services. Grasp of software engineering skills in modular design, data structures, algorithms. Deep knowledge and hands on experience with modern applications...SoftwareWork experience placement
- What will your job look like? The Senior Manager, Payroll is a member of the MTM Accounting and Finance team who implements, maintains... ...capacity overseeing a team Proficiency in modern payroll software (Workday strongly preferred) and HRIS integrations Intermediate...SeniorSoftwareCasual workWork at officeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer- RPPS Platform. Be the first to apply!
- agile software developer O Fallon, MO
- experienced software developer O Fallon, MO
- software developer fintech O Fallon, MO
- financial software developer O Fallon, MO
- software engineer O Fallon, MO
- part time software developer remote O Fallon, MO
- software developer O Fallon, MO
- director software engineering O Fallon, MO
- part time software developer O Fallon, MO
- software engineer healthcare O Fallon, MO



