**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 (https://www.mastercard.us/en-us/vision/who-we-are/diversity-inclusion.html) 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** Principal Software Engineer Overview: Loyalty Rewards & Segments Program is hiring for Principal Software Engineer who will be responsible for leading solution design and architecture initiatives with a high level of innovation, cost effectiveness, high quality and faster time to market. This position interacts with product managers, product implementation team, engineering leaders, software developers and business operations on the definition and delivery of highly scalable and secure solutions. As a Principal Software Engineer, you will: •Develop strategic technical plans and create architecture proposals based on identified solution gaps. As recognized subject matter expert, lead planning, design and implementation of technical solutions. Create solution definition and solution architecture. Assist Management in Business Case Development and Scenario Planning leading to an effective decision-making process. Make presentations to the Management, Business Owners and other Stakeholders. •Assist in examining commercially available and forthcoming industry technologies related to area of expertise. Research on current and upcoming technologies and application appropriate frameworks and provide recommendations to Management. Perform PoCs (Proof of Concept) and help Department in the selection of Technology. Proactively create and maintain solution and technology road maps. •Partner with Project Managers in implementation of processes per the evolving needs of the team and the solutions. Create detailed cost and time estimates for implementing business solutions, define technical scope and requirements of the project and assist project manager with managing scope during the lifecycle of the project. Identify Quality methodology and define Quality Metrics for the Team. Define and Lead Quality Assurance and Quality Control processes in the department. Assist in vendor selection and RFI/RFP process. • Perform Quality Inspections and Walkthroughs throughout the SDLC including Requirements Review, Architecture Review, Design Review, Code Review and Security Review to ensure compliance with MasterCard standards. Co-ordinate offshore development and manage day to day activities. Support collection and reporting of project and software metrics. Actively look for opportunities to enhance standards and improve process efficiency. Mentor and guide other team members during all phases of the SDLC. •Lead and guide team through all phases of the SDLC of an application. Successfully lead production incident and problem management, identification of root cause and remediation of the problems. Mentor, coach and assist project team members. Provide Brownbag sessions on new and upcoming technologies, methodologies and frameworks. Provide technical training to the team. Assist with selection of technical resources for the projects. •Ensure compliance to the defined standards. Actively look for opportunities to modify and enhance standards per the needs of the department. Develop documentation templates, lead and enforce development of documentation throughout the development lifecycle of the solution. •Ensure compliance of Audit Requirements by proactively educating team on Compliance Requirements and Integrating Compliance Requirements in SDLC. Represent team during Compliance Audits. All About You: • Current, deep, hands-on software engineering experience in architecture, design, and implementation of large-scale Big Data, micro-services, event driven distributed systems. • Expertise in Big Data Technologies (Hadoop, Spark, Hive, HBase), Web applications (Springboot Angular, Java, PCF/Cloud Native), Web Services (REST/OAuth), Event technologies (Kafka, etc.) and Database technologies (Oracle, Postgres). • Passionate about new technology and able to dive deep to form an objective evaluation and opinion on emerging technologies. • Excellent written and oral communications, including communicating technical complexities in a simple to understand manner • Ability to operate effectively independently and in ambiguous situation Location Requirements: This is a hybrid position based in Mastercard's O'Fallon, Missouri location. \#LI-TE1 \#AI2 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 reasonable_accommodation@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 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** O'Fallon, Missouri: $165,000 - $264,000 USD