Principal Engineer - AI Engineering/AI Software Engineering/Applied AI

FICO (NYSE: FICO)

is a leading global analytics software company, helping businesses in 100+ countries make better decisions. Join our world-class team today and fulfill your career potential!

The Opportunity

As a Principal Engineer on our Applied AI team, you will be at the forefront of building AI-powered software that transforms how our platform operates. You will design, build, and maintain production-grade applications and agentic systems — leveraging LLMs, agent SDKs, MCP-based tooling, and modern AI frameworks — to power critical functions from fraud investigation and decision automation to process optimization and customer communications. In this role, you will uphold high standards of reliability, evaluation rigor, and responsible AI governance across all initiatives, shipping capabilities that make a lasting impact on FICO's platform. You will collaborate with a high-caliber, multidisciplinary team and drive innovation through deep expertise in applied AI, software engineering, and systems design.

What You'll Contribute

• Design and build production AI systems — including agents, RAG pipelines, and LLM-powered workflows — that integrate seamlessly into FICO's analytics and decision management platform.
• Translate product requirements into technical designs, balancing model capabilities, latency, cost, and reliability against real-world business constraints.
• Develop robust evaluation frameworks and benchmarks to measure quality, safety, and regression across LLM-based features, and use those signals to drive iterative improvement.
• Drive end-to-end delivery of AI features, including prompt and context engineering, tool/function design, writing reusable and well-tested code, running offline and online evaluations, and communicating results to stakeholders.
• Build and operate the application layer around foundation models: orchestration, tool use, memory, retrieval, guardrails, observability, and human-in-the-loop workflo...