Senior Software Engineer Big Data Scala Spark Hadoop

Title and Summary Senior Software Engineer About the Team Commercial & New Payment Flows (CNPF) is Mastercard's global organization dedicated to modernizing commercial payments. Commercial Platform Engineering (CPE) is the engineering backbone of CNPF, delivering shared platform capabilities that power all Commercial products and experiences. The team designs, builds, and maintains core shared services used across Commercial programs. Role As a Senior Software Engineer, you will be responsible for development, deployment support, owning the delivery of user stories, mentoring junior team members, and performing code reviews. The role includes planning, developing, and coordinating design, development, and implementation activities. Responsibilities Design, develop, test, implement, and maintain software applications that align with Mastercard engineering standards and best practices. Deliver secure, reliable, and scalable software solutions within defined timelines and budgets. Research and evaluate alternative technical approaches to meet current and future business needs. Conduct feasibility studies, system flowcharting, and logic design to support solution development. Collaborate with team members and stakeholders to meet project goals, identify issues early, and recommend practical solutions. Qualifications Bachelor's degree in information systems, Information Technology, Computer Science or Engineering is preferred. Strong hands‑on experience in backend development with applicable JAVA technologies (Core JAVA, Spring Integration, Spring Boot, Hibernate, REST/SOAP web services). Proven experience working with Oracle/SQL Databases. Experience and understanding of messaging solutions such as Apache Kafka, Axon, etc. Strong knowledge of automated build, deployment and continuous integration systems. Experience with CI/CD tools like Jenkins, Bitbucket, Artifactory, Atlassian suite. Strong communication, relationship‑building, collaboration, and organizational skills. Proven ability to work cross‑functionally with Technical Leads, Solution Architects, Product Managers, Release Managers, Application Services and Testing Teams to ensure quality delivery. Experience in Test‑Driven Development (TDD) and Behavior‑Driven Development (BDD). Experience in solution design for simplicity, scalability and future agility. Experience in technical design activities to ensure alignment with Non‑Functional Requirements, Solution Architecture and System Functional Design specifications. Experience with all aspects of Scrum Agile for software development activities (daily stand‑up, backlog grooming, sprint planning). Ability to understand user stories and requirements, contribute to proposed solution designs, and translate these into coded features or solutions that are simple, functional, scalable, and maintainable. Experience working in the Financial Services Sector is preferred. Security Responsibility 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. Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. Benefits & Compensation The successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions. Salary ranges for O'Fallon, Missouri: $115,000 - $184,000 USD. Benefits for full‑time employees include: medical, prescription drug, dental, vision, disability, life insurance; flexible spending account and health savings account; paid leaves (16 weeks new parent leave and up to 20 days bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, prorated; 10 annual paid U.S. observed holidays; 401(k) with company match; deferred compensation for eligible roles; fitness reimbursement or on‑site fitness facilities; tuition reimbursement; and more. Benefits for interns include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on‑site fitness facilities in some locations. Mastercard is a merit‑based, inclusive, equal‑opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disability or veteran status or any other characteristic protected by law. #J-18808-Ljbffr Mastercard