Top Senior Level Software Engineer Jobs in Los Angeles, CA

The Principal Software Engineer will design automated ad serving systems, lead technical direction, collaborate with teams, and mentor engineers.

Lead and manage software engineering teams: run agile processes, design and ship secure scalable APIs and services, guide architecture, manage technical debt, recruit and mentor engineers, and align work with company objectives.

Lead the Discovery Platform team, overseeing the development of scalable, high-performance systems for retrieval and ranking to enhance the user experience in Whatnot's live social marketplace.

The Sr. Software Engineer, Front End will develop 2D and 3D frontend features, drive architectural direction, mentor junior engineers, and address technical debt under high accountability in a complex simulation environment.

Build and scale full‑stack product features and systems across frontend and backend. Own projects end‑to‑end from design through rollout and maintenance. Improve reliability, performance, observability, and scalability. Collaborate with Product and Design, mentor teammates, contribute to architecture and design reviews, and leverage AI tools to accelerate development while maintaining engineering judgment.

Senior Workday Developer responsible for designing, building, testing, and supporting Workday integrations, security, and reporting. Develop Studio, Core Connector, EIB, and web service integrations; create advanced reports and calculated fields; manage security configuration; perform integration troubleshooting, testing, deployment, and tenant migrations; and collaborate with HR, IT, payroll, benefits, and vendors to deliver scalable, maintainable Workday solutions.

Lead and deliver Oracle Cloud technical solutions: support Oracle Cloud architects, analyze complex problems, design/build/test/deploy Oracle ERP and integration solutions, mentor junior staff, cultivate client relationships, and maintain professional and technical standards.

As a Senior Software Engineer, you will design and implement EHR integrations, develop API integrations, mentor junior engineers, and build scalable systems for healthcare interoperability.

Lead a compliance and risk engineering pillar to design, deliver, and operate regulatory automation, AI/ML, and risk-control platforms. Own roadmap, reliability, incident and defect management, stakeholder communication with Legal/Cyber/Compliance, and hiring and growth of software and quality engineering teams across global jurisdictions.

Lead implementation and governance of software processes across the full software lifecycle for satellite systems. Incorporate Boeing design practices into artifacts, develop and approve engineering documentation, guide adoption, support audits and reviews, advise leadership, design tooling and metrics for measurement, deliver process training, and ensure alignment with project, Boeing, and industry standards.