Principal Software Engineer

Make banking a Fifth Third better® We connect great people to great opportunities. Are you ready to take the next step? Discover a career in banking at Fifth Third Bank. Job Overview Principal Software Engineer – Designs and implements technology and software solutions as a member of an agile squad. The role participates in all agile ceremonies from architecture and design to delivery, models software development best practices, and leads communities of practice to continuously refine and document standards. The engineer evaluates, designs, and implements AI‑assisted engineering capabilities, including internal developer tools, agentic workflows, orchestration patterns, prompts and tool integration, and secure usage patterns for enterprise AI platforms. The focus is on developing scalable, maintainable, observable, secure solutions that align with business and technology standards. The role is responsible for risk management, ensuring policies and procedures are followed, and driving a positive customer experience while operating within the bank’s risk appetite. Duties and Responsibilities Design and implement new features while improving the quality of technical products and applications. Create and execute a long‑term vision of technical products and applications. Act as a technical expert and developer on an agile squad. Drive the architecture of solutions across multiple services and applications. Develop software meeting code quality standards and metrics. Practice test‑driven development. Guide communities of practice by mentoring developers, creating and enforcing standards, reviewing code, and sharing knowledge. Achieve operational excellence by automating processes and writing maintainable, supportable, and testable code. Maintain effective partnerships with operations and engineering teams to drive service improvement. Remain current on IT trends pertaining to the area of practice. Assist with problem resolution for end users and customers. Create and update operational procedures for daily routine management processes. Maintain appropriate controls and documentation to ensure compliance with audit requirements. Design, build, and support AI‑enabled software capabilities, including internal tools, developer assistants, copilots, and agentic workflows. Define and implement orchestration patterns for AI agents, tools, APIs, prompts, memory, and workflow execution across enterprise systems. Partner with architecture, security, risk, data, and engineering teams to establish guardrails for responsible AI development and usage. Evaluate and integrate large language models, AI platforms, model providers, and related tooling into enterprise software delivery workflows. Build reusable frameworks, services, and patterns that enable teams to safely adopt AI capabilities at scale. Establish observability, logging, testing, and performance monitoring for AI‑powered solutions and agentic workflows. Ensure AI solutions meet enterprise standards for security, privacy, resiliency, explainability, and human oversight where appropriate. Contribute to standards, reference architectures, and best practices for AI engineering, prompt design, tool use, and workflow orchestration. Identify opportunities to improve developer productivity, automation, and customer outcomes through intelligent tooling and AI‑assisted processes. Mentor engineers on modern software engineering and emerging AI engineering practices. Other duties as assigned. Minimum Knowledge, Skills, and Abilities Required Bachelor’s degree in Computer Science/Information Systems or comparable field with 8+ years of experience. Knowledge of object‑oriented and functional software design. Knowledge of software development best practices. Familiarity with RESTful networking. Prior experience with Git and GitHub. Understanding of software development methodologies. Understanding of security best practices. Strong problem‑solving skills. Strong collaboration skills. Excellent verbal and written communication skills. Experience designing and implementing distributed systems, APIs, and service integrations. Familiarity with AI/ML concepts and modern AI application patterns, including large language models, prompt engineering, retrieval patterns, and agentic workflows. Experience building or integrating automation, workflow orchestration, or intelligent tooling into engineering or business processes. Understanding of responsible AI principles, including model risk, privacy, security, human oversight, and governance considerations. Ability to evaluate tradeoffs across software architecture, AI capabilities, operational support, and enterprise controls. Experience defining technical standards, reusable patterns, and engineering best practices across teams. Ability to work across product, engineering, architecture, security, and risk stakeholders to deliver scalable enterprise solutions. Position not available for immigration sponsorship. Compensation and Benefits Base salary is reflective of the range of salary levels for all roles within this pay grade across the U.S. Individual salaries within this range will vary based on factors such as role, relevant skillset, relevant experience, education, and geographic location. In addition to the base salary, this role is eligible to participate in an incentive compensation plan, with any such payment based upon company, line of business, and/or individual performance. Benefits include comprehensive programs designed to support employees’ physical, financial, emotional, and social well‑being. For more information, visit the benefits page. Location Auburn Hills, Michigan 48326 Equal Employment Opportunity Fifth Third Bank, National Association is proud to have an engaged and inclusive culture and to promote and ensure equal employment opportunity in all employment decisions regardless of race, color, gender, national origin, religion, age, disability, sexual orientation, gender identity, military status, veteran status or any other legally protected status. Application Notes Attention search firms and staffing agencies: do not submit unsolicited resumes for this posting. Fifth Third does not accept resumes from any agency that does not have an active agreement with Fifth Third. Any unsolicited resumes – no matter how submitted – will be considered the property of Fifth Third and Fifth Third will not be responsible for any associated fee. #J-18808-Ljbffr