Sr. Software Engineer– API & Developer Platform

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover what makes you thrive at every stage of your career. Try new things, learn new skills and discover what you excel at—all from Day One. Job Description About the Role We are seeking a highly skilled Senior Software Engineer to help design and build the next generation of enterprise API platform capabilities. In this role, you will develop scalable backend services, modern developer experiences, and automation solutions that enable teams across the organization to securely build, publish, manage, and consume APIs. You will contribute to architecture, engineering standards, platform innovation, and AI-powered capabilities while mentoring engineers and driving technical excellence. Essential Responsibilities: Design, develop, test, deploy, and support enterprise API platform capabilities including API onboarding, governance, catalog management, developer portals, and lifecycle management. Build scalable and resilient backend services using Java, Spring Boot, Node.js, REST APIs, GraphQL, and microservices architecture . Develop modern, responsive web applications and developer-facing experiences using React and TypeScript . Apply industry-leading architecture principles including Domain-Driven Design (DDD) , event-driven architecture , API-first design, and microservices patterns. Drive automation across API registration, testing, compliance validation, security controls, and deployment workflows through DevSecOps and CI/CD practices. Monitor, troubleshoot, and optimize production environments, improving reliability, performance, observability, scalability, and operational readiness. Integrate and enable AI-powered capabilities within platform services while supporting governance, testing, monitoring, and responsible AI practices. Lead code reviews, mentor engineers, contribute to technical strategy, and collaborate with cross-functional teams to deliver high-quality solutions. Basic Qualifications - Bachelor’s degree, or equivalent work experience - Five to six years of relevant experience Preferred Skills/Experience Strong experience developing enterprise applications with Java , Spring Boot , Node.js , and modern API technologies. Hands-on experience designing and supporting RESTful APIs , GraphQL APIs , and distributed microservices solutions. Experience with API management and governance, including OpenAPI/Swagger , API lifecycle management, documentation, and developer enablement. Proficiency building modern web applications using React , TypeScript , and responsive UI development practices. Strong understanding of Domain-Driven Design (DDD) , event-driven systems, integration patterns, and modern software architecture principles. Experience with Docker , Kubernetes , CI/CD pipelines , automated testing, infrastructure automation, and cloud-native development practices. Deep understanding of software and API security, including OAuth 2.0 , OpenID Connect (OIDC) , JWT , secure coding practices, and authentication/authorization frameworks. Experience with relational and NoSQL databases such as PostgreSQL , Aurora , or MongoDB , including data modeling and performance optimization. ​ Experience implementing observability solutions including logging, monitoring, distributed tracing, alerting, and operational dashboards. Experience integrating AI/GenAI capabilities into enterprise applications and services. Knowledge of prompt engineering, AI governance, model lifecycle management, and responsible AI practices. Experience with asynchronous messaging and event streaming technologies. Location expectations This role requires working from a U.S. Bank location three (3) or more days per week. If there’s anything we can do to accommodate a disability during any portion of the application or hiring process, please refer to our disability accommodations for applicants . Benefits: Our approach to benefits and total rewards considers our team members’ whole selves and what may be needed to thrive in and outside work. That's why our benefits are designed to help you and your family boost your health, protect your financial security and give you peace of mind. Our benefits include the following: Healthcare (medical, dental, vision) Basic term and optional term life insurance Short-term and long-term disability Pregnancy disability and parental leave 401(k) and employer-funded retirement plan Paid vacation (from two to five weeks depending on salary grade and tenure) Up to 11 paid holiday opportunities Adoption assistance Sick and Safe Leave accruals of one hour for every 30 worked, up to 80 hours per calendar year unless otherwise provided by law Review our full benefits available by employment status here . U.S. Bank is an equal opportunity employer. We consider all qualified applicants without regard to race, religion, color, sex, national origin, age, sexual orientation, gender identity, disability or veteran status, and other factors protected under applicable law. E-Verify U.S. Bank participates in the U.S. Department of Homeland Security E-Verify program in all facilities located in the United States and certain U.S. territories. The E-Verify program is an Internet-based employment eligibility verification system operated by the U.S. Citizenship and Immigration Services. Learn more about the E-Verify program . U.S. Bank will consider qualified applicants with arrest or conviction records for employment. U.S. Bank conducts background checks consistent with applicable local laws, including the Los Angeles County Fair Chance Ordinance and the California Fair Chance Act as well as the San Francisco Fair Chance Ordinance. U.S. Bank is subject to, and conducts background checks consistent with the requirements of Section 19 of the Federal Deposit Insurance Act (FDIA). In addition, certain positions may also be subject to the requirements of FINRA, NMLS registration, Reg Z, Reg G, OFAC, the NFA, the FCPA, the Bank Secrecy Act, the SAFE Act, and/or federal guidelines applicable to an agreement, such as those related to ethics, safety, or operational procedures. Applicants must be able to comply with U.S. Bank policies and procedures including the Code of Ethics and Business Conduct and related workplace conduct and safety policies. Posting may be closed earlier due to high volume of applicants.