Software Engineer, Agent Platform

Anduril Industries · Washington

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Company: Anduril Industries
Location: Washington
Salary: $220,000 — $292,000
Posted: June 26, 2026

About this job

ABOUT THE JOB Frontier AI is looking for a backend software engineer to own and evolve our internal LLM agent framework. This role sits at the intersection of backend infrastructure, applied AI, agent architecture, model post-training, and evaluation tooling. You will build the platform that enables teams across Anduril to develop, evaluate, and deploy reliable LLM agents in mission-critical environments. WHAT YOU’LL DO Own Anduril’s internal LLM agent framework, including core abstractions, runtime architecture, developer experience, integrations, and reliability. Support multiple business lines building LLM agents by providing new framework capabilities, implementation guidance, architectural reviews, and best-practice patterns.…

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