Senior Software Engineer (Server Fleet Infrastructure)

CoreWeave; York and North Yorkshire; On-site; GBP 90,000 - 130,000; Full time

Job summary

CoreWeave in the United Kingdom is seeking experienced engineers who thrive at the intersection of software and systems to deploy and manage large-scale bare-metal compute. You will design and build software that manages infrastructure across globally distributed datacenters, using Go and Python, with Kubernetes, gRPC, and clean APIs.

You'll join a high-performing team and work on fleet lifecycle management, observability stacks, automation, and on-call rotations to ensure reliable, scalable AI

Qualifications

• 5+ years of experience in software or infrastructure engineering.
• Experience designing, implementing, and monitoring Kubernetes operators for custom resource definitions (CRDs).
• Proficiency in Go and/or Python software development.
• Experience with infrastructure automation and configuration management tools like Ansible, Puppet, Chef, Salt.
• Familiarity with CI/CD tools like Argo, Flux, and GitHub Actions.
• Strong understanding of Linux internals.
• Ability to break down complex problems and collaborate with teammates.

Responsibilities

• Design and build software that manages complex infrastructure across globally distributed datacenters.
• Build and maintain backend services and APIs (gRPC/REST) in Go or Python to interact with Kubernetes and other infrastructure systems.
• Develop provisioning services, automation workflows, and fleet management tools from bare metal to container orchestration.
• Write and maintain Kubernetes custom controllers and operators to automate infrastructure behavior.
• Design observability solutions for large-scale server monitoring to improve system stability and insight.
• Create test plans, deployment automation, dashboards, alerts, and insights into fleet operations.
• Resolve integration challenges across the entire infrastructure stack, from data center hardware to orchestration platforms.
• Participate in an on-call rotation.

Skills

Go

Python

Distributed systems

Problem solving

Collaboration

Tools

Go

Python

Kubernetes

CI/CD

Ansible

Job description

• At CoreWeave, infrastructure isn’t just a foundation, it’s a product
• We build scalable, high-performance computing systems that power the largest AI workloads in the world
• We’re looking for Engineers that thrive at the intersection of software and systems, deploying and managing large scale bare metal compute
• Within this domain, you’ll design and build software that manages complex infrastructure across globally distributed datacenters
• Working in Go, Python/Ansible, deep in Linux environments, observability/monitoring stacks, and leveraging technologies like gRPC and Kubernetes CRs/Controllers/Operators
• Whether you’re automating bare metal, building fleet lifecycle management services, solving multi-layer integration challenges, or observing our globally distributed fleet, your work will be critical to the company’s delivery of reliable and efficient infrastructure
• You’ll join a high-performing, communicative, and supportive team, solving complex problems at hyperscale, deploying purpose built AI across the world
• Design and implement solutions to problems of scale for multi-site deployment and management of CoreWeave’s global server hardware fleet
• Build and maintain backend services and APIs (gRPC/REST) in Go or Python to interact with Kubernetes and other infrastructure systems
• Develop provisioning services, automation workflows, and fleet management tools that span from bare metal to container orchestration
• Write and maintain Kubernetes custom controllers and operators to automate infrastructure behavior
• Design and implement observability solutions for large-scale server monitoring to improve system stability and insight
• Adapt and extend open source tooling to enhance visibility into system metrics, performance, and health
• Create test plans, deployment automation, dashboards, alerts, and insights into our fleet operations
• Resolve integration challenges across the entire infrastructure stack, from data center hardware to orchestration platforms
• Participate in an on-call rotation

• Familiarity with CI/CD tools like Argo, Flux, and GitHub Actions
• Strong understanding of Linux internals
• Proficiency in Go and/or Python software development
• 5+ years of experience in software or infrastructure engineering
• Experience designing, implementing, and monitoring Kubernetes operators for custom resource definitions
• Experience with infrastructure automation and configuration management tools like Ansible, Puppet, Chef, Salt
• Experience with distributed cloud computing principles, including testing strategies, observability, error budgets, and fault-tolerant design
• Experience implementing metrics pipelines, custom alerts, and monitoring strategies
• Ability to break down complex problems into achievable tasks and collaborate with teammates to execute them
• Willingness and ability to thrive in a fast-paced startup environment