Senior Software Engineer

Our Purpose

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

Title and Summary

Senior Software Engineer

Overview:
Mastercard’s Test and Learn team is seeking a Senior Software Engineer to play a pivotal role in our rapidly growing and successful organization. This position offers the opportunity to collaborate closely with seasoned engineers to tackle complex problems as a cohesive team. You'll engage with cutting-edge product opportunities, address modern business challenges, and work with intricate datasets that present uniquely demanding problems. You will contribute to the development of APIs and services that are integral to the Test & Learn platform, while maintaining a strong connection to our customers and the business value we deliver.
The Test & Learn teams within Mastercard's Services organization aim to build industry-leading business experimentation software that brings sophisticated analytic techniques to business users around the world. We are rapidly expanding our product offerings and innovating on how we deliver Test & Learn solutions to our clients.
Engineers work in small, flexible teams. Every team member contributes to designing, building, and testing features. There are no rigid organizational structures, and each team uses processes and technologies that work best for team members and projects.
Role:
• Build features used by some of the world's largest organizations to make multi-million-dollar decisions.
• Lead and push the technical boundaries of powerful, scalable applications.
• Work closely with product managers and stakeholders to translate business needs into technical requirements and deliver high-impact features.
• Identify non-functional requirements for features and design technical implementations.
• Collaborate with cross-functional teams to define software architecture and design patterns that meet business requirements and align with best practices.
• Design and build APIs and infrastructure that serve a broad audience.
• Provide technical guidance and mentorship to junior engineers, fostering a collaborative and growth-oriented environment.
• Ensure code quality, maintainability, and scalability through code reviews and automated testing.
• Analyze performance characteristics in technical systems and implement solutions to improve performance.
• Participate in the full software development lifecycle, from ideation and design through implementation, testing, and deployment.
• Proactively monitoring and adding instrumentation to ensure consistent performance.
All About You:
• Extensive experience as a full-stack Software Engineer or Software Developer with a strong emphasis in an agile production environment
• Proficiency with advanced server-side object-oriented programming, microservice development, and relational database query optimization.
• Experience analyzing performance characteristics in technical systems and implementing technical solutions to improve performance.
• Experience having worked with and designed libraries, APIs, and/or other software infrastructure.
• Drive to identify and solve the root problem, not just the assigned ticket.
• Proficiency in software release best practices including database migrations, feature flags, backwards compatibility, API/library versioning, and code branching strategies.
• Experience in system architecture design and refactoring involving multiple services.
• Proven track record mentoring junior engineers, teaching technical skills as well as providing feedback on code reviews.
• Bachelor's degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience.
• Excellent verbal and written communication skills, with the ability to articulate complex ideas clearly and concisely to both technical and non-technical stakeholders.
• Feeling of ownership over the quality and accuracy of work by all developers on the team, not just your own.
• Strong analytical and problem-solving abilities, with a focus on improving processes to accelerate delivery, foster innovation, reduce costs, and improve quality.
• Advanced troubleshooting skills, leveraging tools and logs to identify and remediate issues identified during development and in production.
#LI-NF1

Mastercard is an 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. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact [email protected] 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 based on location, experience and other qualifications for the role and may be eligible for an annual bonus or commissions depending on the role. 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 new parent leave, up to 20 paid days bereavement leave), 10 annual paid sick days, 10 or more annual paid vacation days based on level, 5 personal days, 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, gender-inclusive benefits and many more.

Pay Ranges

Arlington, Virginia: $132,000 - $212,000 USD