Wells Fargo is seeking a Principal Engineer for Digital Technology & Innovation team.
Wells Fargo is building next-generation GenAI-powered and API-first Open Banking platforms for Commercial and Corporate Banking. We are hiring a Principal Engineer with deep Java ecosystem expertise to architect and scale enterprise-grade AI systems operating at global banking scale.
This role requires a hands-on technologist who can combine strong Java-based distributed systems engineering with modern GenAI architecture patterns in a regulated financial environment.
You will own foundational platform components that integrate LLM-driven capabilities into high-throughput, mission-critical banking systems.
In this role, you will:
- Act as an advisor to leadership to develop or influence applications, network, information security, database, operating systems, or web technologies for highly complex business and technical needs across multiple groups
- Lead the strategy and resolution of highly complex and unique challenges requiring in-depth evaluation across multiple areas or the enterprise, delivering solutions that are long-term, large-scale and require vision, creativity, innovation, advanced analytical and inductive thinking
- Translate advanced technology experience, an in-depth knowledge of the organizations tactical and strategic business objectives, the enterprise technological environment, the organization structure, and strategic technological opportunities and requirements into technical engineering solutions
- Provide vision, direction and expertise to leadership on implementing innovative and significant business solutions
- Maintain knowledge of industry best practices and new technologies and recommends innovations that enhance operations or provide a competitive advantage to the organization
- Strategically engage with all levels of professionals and managers across the enterprise and serve as an expert advisor to leadership
Required Qualifications:
- 7+ years of Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
Desired Qualifications:
- Strong hands-on expertise in Java ecosystem (Spring Boot, REST APIs, microservices, concurrency, performance tuning) and Python
- Proven experience designing large-scale distributed systems in production
- 1- 2 years of experience delivering GenAI systems, including hands-on work with:
- Applications powered by LLMs
- RAG architectures
- Embeddings and vector databases
- Agent frameworks and orchestration
- Experience integrating AI services into enterprise backend platforms
- Strong cloud-native experience (GCP, Azure)
- Ability to influence architectural decisions across complex systems
- Experience in Banking/Financial services domains (e.g. commercial or corporate, Payments, Treasury, lending, FX)
- Experience implementing AI governance, risk, and model validation frameworks
- Familiarity with event-driven architectures (Kafka or similar)
- Experience modernizing legacy Java systems with AI augmentation
- Excellent communication skills with experience engaging senior stakeholders
Job Expectations:
- Deployment of GenAI services embedded into core Java-based banking platforms
- Strong alignment between AI capabilities and commercial banking product strategy
- Production-grade GenAI applications integrated into Java-based enterprise platforms
- RAG pipelines, agent orchestration layers, and AI service abstractions callable from core Java systems
- Secure, compliant Open Banking APIs powering high-volume enterprise clients
- Observability, resilience, and governance frameworks for AI-enabled services
- Design and implement high-performance distributed systems primarily in Java (Spring Boot, microservices architecture), ReactJS and MicroFrontends
- Integrate LLMs, RAG pipelines, and AI orchestration frameworks into enterprise Java systems
- Lead deep technical design reviews across backend, API, and AI integration layers
- Partner with Product and Business leaders to shape AI-enabled banking capabilities
- Mentor senior engineers and elevate engineering rigor across the organization
- You will solve hard engineering problems inside regulated, mission-critical environments
- You will influence AI platform direction at scale and build durable systems - not prototypes
Top Skills
What We Do
Wells Fargo & Company (NYSE: WFC) is a leading financial services company that has approximately $2.1 trillion in assets. We provide a diversified set of banking, investment and mortgage products and services, as well as consumer and commercial finance, through our four reportable operating segments: Consumer Banking and Lending, Commercial Banking, Corporate and Investment Banking, and Wealth & Investment Management. Wells Fargo ranked No. 33 on Fortune’s 2025 rankings of America’s largest corporations. Our technology professionals drive innovation, information security, and big data analytics while maintaining a network that handles more than 12 billion customer interactions a year. Join us! Are you looking for more? Find it here. At Wells Fargo, we're more than a financial services leader – we’re a global trailblazer committed to driving innovation, empowering communities, and helping our customers succeed. We believe that a meaningful career is much more than just a job – it’s about finding all of the elements to help you thrive, in one place. Living the Well Life means you’re supported in life, not just work. It means having robust benefits, competitive compensation, and programs designed to help you find work-life balance and well-being. You’ll be rewarded for investing in your community, celebrated for being your authentic self, and empowered to grow. And we’re recognized for it – Wells Fargo once again ranked in the top three – making us the #1 financial services employer – on the 2025 LinkedIn Top Companies list of best workplaces “to grow your career” in the U.S. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other legally protected characteristic. © 2026 Wells Fargo Bank, N.A. All rights reserved. Member FDIC.
Why Work With Us
We're known for our “Well Life” approach to supporting employees’ career aspirations, work-life balance, and mental and physical health. We ranked in the top 3 on the 2025 LinkedIn Top Companies list – and #1 among financial services companies – as the best workplace “to grow your career” in the U.S.
Gallery
Wells Fargo Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
