Senior AI Infra Engineer (Remote UK)

Togetherai; Greater London; On-site; GBP 100,000 - 165,000; Full time

Job summary

Together AI is building one of the world’s largest GPU fleets and cutting-edge AI agent infrastructure. The Infra Agent Systems team develops production AI agents and the platform they run on, including knowledge graphs, retrieval, and orchestration tooling.

This role focuses on trustworthy agents and scalable infrastructure, with remote-based work in the UK. You’ll work across two areas: Infrastructure Agent Systems and Core Agent Platform, solving hard problems at scale and shaping the future

Qualifications

• 5+ years of experience building production backend systems, distributed systems, or infrastructure platforms.
• Strong systems design skills and ownership of significant systems from design to production.
• Expertise in AI agent systems, knowledge graphs, search/retrieval, or related areas is a plus.
• Proficient in Kubernetes, GitOps (ArgoCD), IaC, and cloud platforms.
• Proficiency in Go, TypeScript, Python, or Rust.

Responsibilities

• Design and build production AI agent systems that diagnose and remediate infrastructure issues.
• Develop distributed services, orchestration, knowledge graphs, and retrieval systems.
• Create fleet intelligence by combining telemetry, state, and incidents to inform agents.
• Integrate observability, incident management, ticketing, and internal systems via APIs.
• Own services end to end: architecture, implementation, testing, deployment, and operations.
• Improve agent performance through evaluations and production feedback loops.
• Turn production learnings into reliable software and automation.

Skills

Backend engineering

Distributed systems

Kubernetes

Go

TypeScript

Python

Rust

Tools

NATS

Kafka

Prometheus

Grafana

ArgoCD

Job description

Together AI is building one of the world’s largest GPU fleets and cutting-edge AI agent infrastructure. The Infra Agent Systems team develops production AI agents and the platform they run on, including knowledge graphs, retrieval, and orchestration tooling.

This role focuses on trustworthy agents and scalable infrastructure, with remote-based work in the UK. You’ll work across two areas: Infrastructure Agent Systems and Core Agent Platform, solving hard problems at scale and shaping the future