This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Software Engineer, Identity based in the United States. Join an engineering team building secure, reliable identity systems that enable customers to access and manage their accounts across multiple products. In this backend-focused role, you will design and operate authentication, authorization, login, and account management services that protect sensitive customer information. You will own meaningful engineering projects from initial problem definition and technical design through implementation, testing, and production delivery. Working closely with Product, Information Security, Application Security, and other engineering teams, you will help balance strong security controls with a seamless customer experience. You will also contribute to improving system reliability, maintainability, and engineering practices across a complex, interconnected environment. This remote opportunity is ideal for an experienced software engineer who enjoys solving challenging technical problems and building secure systems that operate at scale. You will work in a digital-first culture that values collaboration, continuous learning, and purposeful innovation.