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# Principal Software Development Engineer

- **Company:** Mastercard
- **Location:** O'Fallon, MO, United States
- **Salary:** $195,000.0 - $323,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Artificial Intelligence, Amazon Web Services, Cyber Security, Information Systems, Python (Programming Language), Systems Development Life Cycle, Software Engineering, Systems Integration, Snowflake, Information Technology, Databricks
- **Published:** August 15, 2026
- **Apply:** https://www.techcareers.com/job.asp?id=3354567681&tx=JP4741FFF&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54

## About the Role

* Extensive background in delivering secure solutions in Financial Services Sector is preferred.
 * Expertise with Software Engineering Concepts and Methodologies.
 * Proven track record in selection and implementation of methodologies with focus on Lean methodology, delivery of High Efficiency Solutions leading to productivity gains is required.
 * Demonstrate MC Core Competencies.
 * Experience in vendor relationship management, vendor selection, RFI/RFP process, SOW is highly desired.
 * Proven ability to embody MC Leadership Principles.
 * Proven capacity to lead and influence matrix based project team members and work as a member of a diverse and geographically distributed team.
 * Experience in operations environment is highly desirable.

-Bachelor's degree in information systems, Information Technology, Computer Science or Engineering or equivalent experience.

Skills/ Abilities:

 * Must be politically savvy, high-energy, detail-oriented, proactive, and able to function under pressure in an independent environment. Possess the ability to have a high degree of initiative and self-motivation to drive results.
 * Demonstrate ability to organize, manage, plan, and control several concurrent initiatives with conflicting needs.
 * Candidate must possess a superior coding background with Java/Spring or Python. Additional required technical requirements are AWS, Databricks/Snowflake.
 * Experience using AI to assist in shaping/design applications as well as understand associated risks applicable to using AI.
 * Must display strong communication skills -- both verbal and written - and leadership and relationship skills with ability to influence others without having direct authority.
 * Proven ability to sell solutions, persuade cross-functional group, garner support for solutions and bring group to a consensus and strong ability in collection and formulation of data, development of Metrics and dashboard reporting.

## Description

* Successfully lead definition, development, and delivery of major cross-department initiatives with broad scope and long-term business implications. Collaborate with business and technical partners to identify and scope the opportunities, quantify costs, outline potential value and ROI, identify risks, benefits, and constraints. Partner with business to identify innovative solutions and drive strategic decisions. Develop business case in alignment with the MasterCard objectives. Lead scenario planning process and creation, validation and review of estimates, costs, and benefits. Actively look for opportunities for Innovation and creative problem solving. Make presentations to the Senior Management, Business Owners and other Stakeholders and help them in decision making process.
 * Perform Proofs of Concepts (PoCs) to assess and identify the technologies per the needs of the organization. Provide recommendation to Senior Management on selection of technologies and strategic technical direction for the department. Lead creation of roadmaps that align with the department strategy and long-term business vision and objectives. Coach and mentor team members, enable knowledge sharing via brownbag sessions on new and upcoming technologies, methodologies, and application appropriate frameworks.
 * Lead implementation of processes and supporting tools per the evolving needs of the organization. Identifying process gaps, provide estimates for business solutions, define the initial scope/requirements of the project, and manage the scope during the lifecycle of the project. Plan overall project scope as well as define scope for each phase and iteration to meet business needs/time-to-market needs.
 * Define and Lead Quality Assurance and Quality Control processes in the department. Ensure compliance to quality methodology and development of quality metrics by the team. Create guidelines, processes, and standards to ensure high overall quality of product and incident free deployment.
 * Instruct and guide the team to ensure that appropriate processes and documentation is in use by the team. 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 artifacts throughout the solution development lifecycle.
 * Ensure compliance of Audit Requirements by proactively educating team on Compliance Requirements and Integrating Compliance Requirements in SDLC. Represent team during Compliance Audits., 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.


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