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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 Lead Software Engineer - Java Overview Mastercard Developers (https://developer.mastercard.com) is the single gateway for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. We are looking for versatile and customer obsessed engineers to join our team. You will play a key role in designing and developing next generation digital products and services in Mastercard for a global audience. Would you enjoy collaborating with your team to design new features and solutions in an evolving Enterprise environment? Do you have a strong background in developing and delivering high volume web services? Are you passionate about delivering high quality, high performing and highly extensible software? Are you as excited about the value of what you design and build for your customers as you are by the journey to deliver it? Do you want to be part of one of the most exciting global initiatives in Mastercard right now? Role Design and develop technical solutions for global customers (internal and external) Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Contribute to Mastercard Open Source projects that offer API Client signing and encryption libraries. Ensure appropriate levels of automation are adopted (build, deploy, configure, validate, monitor). Liaise with other global technology, data, operations teams to execute. Act as subject matter expert for API Platform and services to support customer integrations on occasion All About You Strong Java or Kotlin skills, including extensive experience building robust, scalable, and maintainable backend systems using SpringBoot. Experience in architecting and delivering complex web applications, with multiple examples of systems where you served as the lead engineer, driving both architectural decisions and hands-on implementation You care about the technical architecture and design, ensuring that the solution is flexibly designed, performs efficiently and highly scalable. You actively contribute to code and stay hands on, conducting design and code reviews, mentoring engineers, and ensuring engineering excellence across the team Proven experience designing and implementing cloud‑native applications, preferably on Pivotal Cloud Foundry (PCF) or other cloud platforms. Experienced working in an Agile environment with a global team that supports frequent production releases. Experience in designing and delivering high standard APIs, implementing API security models. Frontend development experience is a bonus. 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.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.