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Staff Infrastructure Engineer, Cluster Infrastructure

AnthropicLondon, UKSoftware Engineering - Infrastructure
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Salary
Not listed
Job type
Full-time
Posted
7 May 2026
Status
Open · checked 7d ago

About this role

The Staff Infrastructure Engineer, Cluster Infrastructure position at Anthropic in London is a senior technical leadership role focused on driving agent-driven compute automation and managing large-scale infrastructure systems. This opportunity suits an experienced distributed systems expert eager to shape how cutting-edge artificial intelligence models are trained and scaled.

Role Overview

Anthropic's Infrastructure organization powers the mission of developing safe, reliable, and steerable AI systems like Claude. The Cluster Infrastructure team owns the full compute cluster lifecycle, building agent-driven automation for provisioning and management across cloud providers and proprietary datacenters. As a Staff Engineer in London, the selected candidate will set the technical strategy and roadmap for bringing compute online amidst unprecedented scaling requirements. Team members operate in a hybrid setup, working from the office at least twenty-five percent of the time, and visa sponsorship is available for qualified applicants.

Key Responsibilities

Own the technical strategy and roadmap for agent-driven cluster lifecycle management, covering provisioning, updates, and decommissioning.
Partner across teams to guarantee that new compute capacity is ingested on time and aligned with physical build-outs.
Collaborate with security owners to ensure clusters are provisioned secure-by-default.
Define and drive strategic goals regarding cluster scalability, homogeneity, and fault tolerance.
Work alongside cloud providers, research, inference, and product teams to shape long-term compute, data, and infrastructure strategies.
Establish and evolve operational excellence practices, including incident response, postmortem culture, and on-call health.
Support the professional growth of nearby engineers through technical mentorship and coaching.

Requirements

Ten or more years of software engineering experience, including tenure as a technical lead setting direction for a team.
Deep expertise in distributed systems, reliability, and cloud platforms like Kubernetes, AWS, GCP, or Azure.
Strong proficiency in at least one systems language such as Rust, Go, or Python.
Infrastructure-as-code proficiency using Terraform.
Proven track record of leading complex, multi-quarter technical initiatives spanning multiple teams or systems.
Ability to build alignment across senior stakeholders and communicate effectively at all levels.
Bachelor’s degree in a relevant field, or an equivalent combination of education, training, and experience.

Nice to Have

Experience operating large-scale compute infrastructure at hyperscale, encompassing over one hundred clusters and ten thousand nodes.
Depth in Kubernetes internals, cluster provisioning systems, or orchestration engines like Mesos or Borg-like systems.
Background in cloud networking, VPC design, transit gateways, direct connects, and cross-cloud private connectivity.
Familiarity with cluster networking, including CNI, eBPF, multi-NIC, and service mesh technologies.
Experience with cluster security practices, pod security standards, least-privilege IAM, and container hardening.
Knowledge of workflow orchestration tools such as Temporal or Argo Workflows.

Skills and Tools

Python
Rust
Terraform
Kubernetes
AWS
GCP
Azure
Distributed Systems

Salary and Benefits

Annual base salary ranging from £325,000 to £485,000 GBP.
Competitive compensation and benefits package.
Optional equity donation matching.
Generous vacation and parental leave policies.
Flexible working hours.
Visa sponsorship support with an assigned immigration lawyer.

About the Company

Anthropic is a public benefit corporation dedicated to building reliable, interpretable, and steerable AI systems that are beneficial to society. Operating as a single cohesive team, the organization approaches AI research as an empirical science closely tied to physics and biology. Employees work collaboratively in lovely office environments to advance long-term safety and capability goals.

How to Apply

Visit the official Anthropic careers page to submit an application for this position.

Skills and tech stack

Questions candidates ask

Is remote work allowed for this role?

No, this is not a fully remote role. Anthropic enforces a location-based hybrid policy requiring staff to be in the office at least 25% of the time.

Does Anthropic sponsor visas for this position?

Yes, Anthropic offers visa sponsorship for this role and retains an immigration lawyer to assist successful candidates through the process.

What is the salary range for the Staff Infrastructure Engineer position?

The annual base salary for this role ranges from £325,000 to £485,000 GBP.

How many years of experience are required?

Candidates must have 10+ years of software engineering experience, including time spent as a technical lead setting direction for a team.

What core technical skills are required?

Required skills include deep expertise in distributed systems, reliability, cloud platforms like Kubernetes, AWS, GCP, or Azure, proficiency in a systems language such as Rust, Go, or Python, and Terraform expertise.

Ready to apply?

The application is on the official Anthropic careers page.

Apply on company site