Principal Software Engineer, Identity

About Upstart At Upstart, we’re united by a mission that matters: to radically reduce the cost and complexity of borrowing for all Americans. Every day, we bring creativity, experimentation, and advanced AI to reshape access to credit, helping millions move forward financially with clarity and confidence. As the leading AI lending marketplace, we partner with banks and credit unions to expand access to affordable credit through technology that’s both radically intelligent and deeply human. Our platform runs over one million predictions per borrower using more than 1,800 signals, powering smarter, fairer decisions for millions of customers. But the numbers only hint at the impact. Every idea, every voice, and every contribution moves us closer to a world where credit never stands between people and their financial progress. We’re proudly digital-first, giving most Upstarters the flexibility to do their best work from wherever they thrive, alongside teammates across 80+ cities in the US and Canada. Digital-first doesn’t mean distant. We’re intentional about in-person connection through team onsites, planning sessions, and moments that spark creativity and trust. And whether you choose to work primarily from home or collaborate in-person from one of our offices in Columbus, Austin, the Bay Area, or New York City (opening Summer 2026), you’ll have the support to work in the way that works best for you. If you’re energized by tackling meaningful problems, excited to innovate with purpose, and motivated by work that truly matters, we’d love to hear from you. The Team: The Identity Platform team is responsible for the creating, securing and managing the borrower and partner identity that is the center piece of all Upstart loan products like Personal Loans, Auto Loans and Home Loans.The Identity platform team is responsible for all Authentication and Authorization Platform and the experiences ( Frontend ) associated with it. We ensure borrowers and partners are able to authenticate securely and seamlessly and their data is protected from unauthorized access. As a Principal Software Engineer, you are at the helm of driving technical excellence, execution and innovation within the Identity Platform team. You are responsible for setting the technical vision and direction for Identity Platform that works backwards from our product strategy. You will work closely with Product partners from different verticals to help them plan, create and deliver secure product experiences that are frictionless. You will have the opportunity to design and build large scale systems from the ground up, partner closely with Infosec and CSO, and work in a highly-collaborative and fast-paced environment. We are looking for a seasoned leader with a passion for Identity and Access Management, Customer Experience, experimentation, and distributed systems. If this sounds exciting, we would love to hear from you. How you’ll make an impact Define the long-term technical direction and roadmap for Identity and Access Management Platform in alignment with Upstart’s business objectives. Lead the design, development and execution of a system that emphasizes security and ease of access. Work closely with the Informational Security team to improve and develop standards that ensure that our customer data is secure and build trust with Customers. Guide the architectural evolution of Identity engineering systems with an emphasis on security, scaling innovation across multiple engineering teams. Uncover and drive alignment across complex technical requirements, designs, trade-offs, influencing product direction Proactively evaluate, prototype, and roll out new technologies/frameworks to help cultivate a culture of innovation Lead from the front, while mentoring and developing technical leaders Minimum Qualifications Bachelor’s degree in Computer Science, Engineering, or Mathematics, or a related field (or its equivalent) + 8 years of experience Experience buil ... (truncated, view full listing at source)