Lead Software Engineer

Description

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

Our Purpose

We connect and power an inclusive digital economy that benefits everyone, everywhere. We enable safe, simple, smart, and accessible transactions through secure data, strong networks, partnerships, and innovation.

Our culture is driven by our Decency Quotient (DQ), fostering inclusion, respect, and diversity. We believe that diverse perspectives strengthen decision-making, drive innovation, and deliver better business outcomes.

About the Role

The Mastercard Authentication Program owns how consumer authentication works for both in-store and e-commerce transactional use cases. The primary purpose of this role is to develop and deliver best-of-breed authentication products for e-commerce transactional use cases that will drive uptake and penetration for the products and revenue for Mastercard. The authentication products that fall within this role’s responsibilities are ID Check, Token Authentication Service and Token Authentication Framework.

If you want a challenging project that is changing the way people make payments, this is the role for you!

Role

As a Lead Software Engineer, you will be responsible for:

Design and develop secure, reliable, and scalable solutions for globally distributed customer-facing products

Support development teams and work with stakeholders, promoting agile development

Create a culture of technical excellence and innovation

Research, create and evaluate technical solution alternatives for business needs using current and emerging technologies and frameworks

Drive advanced testing strategies including automation, chaos engineering, and resilience testing to validate system behavior under failure conditions

Remain hands-on by contributing to code, including building services, APIs, and writing unit, integration, and acceptance tests as well as architecture fitness functions

Work with business/product owners to architect and deliver new services to introduce new products and bundles

Participate in and contribute to team agile processes, including prioritization, trade-offs, and delivery planning

Drive architectural design, including dependent services, service interactions, and policies

Take ownership of improving the customer experience across a portfolio of services and applications

Contribute and lead initiatives by mentoring engineers at all levels to improve software engineering craftsmanship

Consult across teams and organizational boundaries to identify synergies and reuse opportunities

Conduct technical interviews and help raise the engineering talent bar

Code Quality & Review Responsibilities

Conduct and lead code reviews, ensuring adherence to coding standards, performance optimization, security best practices, and maintainability

Establish and enforce code quality governance practices, including static analysis, peer reviews, and secure coding guidelines

Mentor engineers through code reviews, promoting clean code principles, reusable design, and continuous improvement

Drive consistency in development standards across teams and ensure high-quality, production-ready deliverables

Engineering Excellence & Fundamentals

Apply strong data structures and algorithms knowledge to design efficient, scalable, and high-performance systems

Optimize application performance through effective use of data modeling, memory management, and algorithmic efficiency

Make informed design trade-offs based on computational complexity, scalability, and system constraints

Guide teams in applying foundational computer science principles to solve complex engineering problems

Technologies

Java, J2EE, microservices, RESTful APIs, Angular, Web Services, JavaScript, HTML/CSS

Frameworks: Spring (Spring Boot, Spring Data, Spring Batch, Spring REST, Spring Cloud, AOP), Hibernate

UI frameworks: React, Angular

API design and tooling best practices

Cloud and DevOps: Kubernetes, Docker, Pivotal Cloud Foundry

Databases: Oracle, SQL Server, PostgreSQL, Redis

Tools: IntelliJ/Eclipse, Sonar, Git, Maven, Jenkins, CI/CD, Gatling

All About You

Hands-on experience designing solutions and full-stack development in modern technologies for large-scale enterprise systems

Strong experience building microservices in Java and developing UI components using frameworks like React or Angular

Experience deploying applications via CI/CD pipelines, Docker containers, and Kubernetes

Working knowledge of application security principles: encryption/decryption, PKI, hashing, JWT, OAuth, OIDC, zero trust

Experience designing systems with non-functional requirements in mind: performance, scalability, availability, extensibility, and supportability

Experience applying code review best practices and maintaining high standards of engineering quality

Strong understanding of data structures, algorithms, and performance optimization techniques

Experience designing and executing automated testing strategies, including unit, integration, and system testing

Ability to coach teams on full-stack development and end-to-end service ownership

Skilled in driving trade-off discussions across competing priorities (security, regulatory, technical debt, etc.)

Strong communicator with the ability to clearly articulate complex architecture decisions to technical and business stakeholders

Experience leading advanced operational and failure testing practices such as chaos engineering

Experience with Agile and modern SDLC practices: Scrum, Kanban, CI/CD, DevOps, and Quality Engineering

Ability to operate under pressure while managing complex initiatives and competing priorities

Adaptability in fast-changing environments with evolving technologies

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 reasonableaccommodation@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.

Conditions

O'Fallon, Missouri: $140,000 - $231,000 USD