Staff AI Software Engineer - Platform & Production ML

Moody's Investors Service; Greater London; Hybrid; GBP 120,000 - 180,000; Full time

Job summary

Moody's Investors Service is seeking a senior engineering leader to design and ship scalable AI platforms and intelligent applications that bring emerging AI capabilities into production. You will act as a hands-on technical leader, coding and reviewing production systems that support AI-powered products and services, while guiding the technical direction for enterprise-scale backend services.

You will build scalable backend services, data pipelines, and platform components, champion MLOps

Qualifications

• 8+ years of software engineering with backend focus.
• Expert-level coding in Python, TypeScript, Go, or similar.
• Hands-on enterprise AI experience with LLMs and AI agents.
• Proven ability to take AI solutions from prototype to production.
• Cloud platforms with production Docker/Kubernetes experience.

Responsibilities

• Design, code, and lead delivery of scalable AI platforms and intelligent applications.
• Hands-on leadership: design, code, review, debug, and improve production systems.
• Build scalable backend services, APIs, data pipelines, and AI workloads at scale.
• Implement LLM apps using retrieval-Augmented generation and tooling.
• Drive engineering best practices: testing, observability, and reliability.
• Champion MLOps practices including model lifecycle management and deployment pipelines.
• Collaborate with PMs, data scientists, and engineers to translate strategy into solutions.
• Build reusable frameworks and tooling to accelerate AI development.
• Evaluate emerging AI tech and guide teams on patterns and trade-offs.
• Mentor engineers through coaching, reviews, and example-setting as a senior IC.

Skills

Senior backend leadership

Python

AI/ML expertise

Cloud platforms

Docker/Kubernetes

APIs & distributed systems

Observability & pipelines

Mentoring & leadership

Education

Bachelor's degree or higher in CS/SE/AI

Tools

PostgreSQL

MongoDB

Redis

Vector databases

Docker

Kubernetes

Observability tools

Job description

Moody's Investors Service is seeking a senior engineering leader to design and ship scalable AI platforms and intelligent applications that bring emerging AI capabilities into production. You will act as a hands-on technical leader, coding and reviewing production systems that support AI-powered products and services, while guiding the technical direction for enterprise-scale backend services.

You will build scalable backend services, data pipelines, and platform components, champion MLOps