Full-Time

Senior Software Engineer

Confirmed live in the last 24 hours

Mastercard

Mastercard

10,001+ employees

Facilitates secure digital payment transactions

Compensation Overview

$115k - $184k/yr

+ Bonus + Commission

Senior

Company Historically Provides H1B Sponsorship

O'Fallon, MO, USA

Category
Backend Engineering
Software Engineering
Required Skills
Microsoft Azure
Apache Kafka
Java
AWS
Jenkins
Redis
Spring
Requirements
  • Advanced skills in writing secure code in Java using Spring framework
  • Experienced in messaging technologies such as NATs or Kafka
  • Familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT) and vulnerability management
  • Able to perform debugging and troubleshooting to analyze core, heap, thread dumps and remove coding errors
  • Experienced in utilizing caching solutions such as Hazelcast, Apache Ignite, Redis, Caffeine, etc.
  • Understands and implements standard branching (e.g., Gitflow) and peer review practices
  • Has skills in test driven and behavior driven development (TDD and BDD) to build just enough code and collaborate on the desired functionality
  • Understands use cases for advanced design patterns (e.g., service-to-worker, MVC, API gateway, intercepting filter, dependency injection, lazy loading, all from the gang of four) to implement efficient code
  • Understands and implements Application Programming Interface (API) standards and cataloging to drive API/service adoption and commercialization
  • Has skills to author test code with lots of smaller tests followed by few contract tests at service level and fewer journey tests at the integration level (Test Pyramid concept)
  • Apply tools (e.g., Sonar, Zally, Checkmarx) and techniques to scan and measure code quality and anti-patterns as part of development activity
  • Has skills to collaborate with team and business stakeholders to estimate requirements (e.g., story pointing) and prioritize based on business value
  • Has skills to elaborate and estimate non-functional requirements, including security (e.g., data protection, authentication, authorization), regulatory, and performance (SLAs, throughput, transactions per second)
  • Has skills to orchestrate release workflows and pipelines, and apply standardized pipelines via APIs to achieve CI and CD using industry standard tools (e.g., Jenkins, AWS/Azure pipelines, XL Release, others)
  • Has skills to understand, report, and optimize delivery metrics to continuously improve upon them (e.g., velocity, throughput, lead time, defect leakage, burndown)
  • Has skills to document and drive definition-of-done for requirements to meet both business and operational needs
  • Understands how to build robust tests to minimize defect leakage by performing regression, performance, deployment verification, and release testing
  • Has skills to conduct product demos and co-ordinate with product owners to drive product acceptance signoffs
Responsibilities
  • Participate in team prioritization discussions with Product/Business stakeholders
  • Estimate and own delivery tasks (design, dev, test, deployment, configuration, documentation) to meet the business requirements
  • Automate build, operate, and run aspects of software
  • Drive code/design/process trade-off discussions within their team when required
  • Report status and manage risks within their primary application/service
  • Drive integration of services focusing on customer journey and experience
  • Perform demos/acceptance discussions in interacting with Product owners
  • Understands operational and engineering experience, actively works to improve experience and metrics in ownership area
  • Develop complete understanding of end-to-end technical architecture and dependency systems
  • Drive adoption of technology standards and opinionated frameworks, and review coding, test, and automation work of team members
  • Mentor and guide new and less-experienced team members
  • Identify opportunities to improve an overall process and trim waste
  • Share and seek knowledge within Guild/Program to drive reuse of patterns/libraries/practices and enhance productivity

Mastercard operates in the payments industry by connecting individuals, financial institutions, governments, and businesses to create an inclusive digital economy. The company facilitates transactions by processing payments and earns revenue through fees charged to merchants and financial institutions. Mastercard's services are designed to ensure that transactions are safe, simple, and accessible, and it serves a wide range of clients across over 210 countries and territories. What sets Mastercard apart from its competitors is its focus on partnerships and the use of innovative technologies to promote growth and sustainability. The company's goal is to foster a digital economy that is inclusive for all.

Company Size

10,001+

Company Stage

M&A

Total Funding

$9M

Headquarters

Harrison, New Jersey

Founded

2007

Simplify Jobs

Simplify's Take

What believers are saying

  • Mastercard sees no slowdown in consumer spending, indicating strong market demand.
  • The rise of biometric authentication enhances security and user experience in payments.
  • 5G network expansion facilitates faster and more reliable mobile payment transactions.

What critics are saying

  • Increased competition from blockchain-based payment systems may reduce Mastercard's market share.
  • On-chain tokenization could disrupt traditional payment processing models, challenging Mastercard.
  • Virtual cards by competitors like WorldFirst could impact Mastercard's SME market position.

What makes Mastercard unique

  • Mastercard leverages its global network to connect over 210 countries and territories.
  • The company focuses on creating an inclusive digital economy through secure transactions.
  • Mastercard's decency quotient (DQ) drives its culture and operational strategies.

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Benefits

New Parent Leave

Inclusive Family Building Benefit

Employee Family Resource Program

Bereavement Leave

Dependent Scholarship

Employee Assitance Fund

Business Resource Groups

Employee Recognition

Flexible Work

Tuition Assistance

Travel Assistance

Matching Charitable Gifts

Company News

PYMNTS
Apr 24th, 2025
Mastercard Ceo Sees No Sign Of Consumer Spending Slowdown

Mastercard CEO Michael Miebach said the payments giant is not seeing consumer spending slow down despite the consumer sentiment surveys indicating that people are worried about the economy. During a fireside chat at the Semafor World Economy Summit on Wednesday (April 23), he said that “hard data” from Mastercard’s Economics Institute tells a different story. [] The post Mastercard CEO Sees No Sign of Consumer Spending Slowdown appeared first on PYMNTS.com.

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Apr 23rd, 2025
This Week In Crypto: A New Sec Chair And Billions In Institutional Investment

This isn’t last week’s crypto landscape. And it’s far shake from last year’s, too. Bitcoin has surged past $90,000, signaling renewed investor confidence in crypto markets after a classically volatile first few months of 2025. Simultaneously, major financial institutions are integrating blockchain technologies and regulatory frameworks are becoming more defined. This convergence of factors is [] The post This Week in Crypto: A New SEC Chair and Billions in Institutional Investment appeared first on PYMNTS.com.

PYMNTS
Apr 21st, 2025
The Digital Asset Primer: On-Chain Tokenization For Payments Professionals

The convenience, security and speed of digital innovation have reshaped the way businesses and individuals transact. Now, money and assets are undergoing their own fundamental transformation. It’s all happening by way of tokenization on the blockchain. On-chain tokenization is moving from concept to practice, with players like Visa, Mastercard, J.P. Morgan and other commercial banks [] The post The Digital Asset Primer: On-Chain Tokenization for Payments Professionals appeared first on PYMNTS.com.

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Apr 18th, 2025
Claims Complexity Meets Digital Simplicity As Insurers Push For Instant Payments

The digital transformation of the insurance industry is a work in progress. Digitizing trillions of dollars in payments bumps up against the complexities of the claims processes, and the tangled web of interactions between carriers, policyholders, regulators and a host of multiple payees. eCommerce has set a high bar for all manner of industries, and [] The post Claims Complexity Meets Digital Simplicity as Insurers Push for Instant Payments appeared first on PYMNTS.com.

The Fintech Times
Apr 18th, 2025
WorldFirst Partners With Mastercard to Launch Virtual Card to Bolster SME Growth

WorldFirst partners with Mastercard to launch virtual Card to bolster SME growth.