Senior Storage Systems Engineer - AI Cloud

Radiant; United Kingdom; On-site; GBP 120,000 - 150,000; Full time

Benefits offered by this job

25 days annual leave

Private medical insurance via Bupa

Cycle to Work Scheme

Gympass subscription

Participation in company shares

Job summary

Radiant is building AI-native cloud infrastructure designed for sovereignty, performance, and scale. We design and operate AI infrastructure powering GPU workloads and high-performance AI systems for demanding environments.

The Senior Software Engineer - Storage will own significant parts of Radiant's storage platform from design through production, collaborating with Principal Engineers and cross-functional teams.

Qualifications

• Experience building and operating distributed storage systems.
• Ownership of significant components end to end from design to production and operation.
• Hands-on engineering skills in Go or similar systems language.
• Knowledge of storage protocols and interfaces like S3, NFS, SMB, CSI.

Responsibilities

• Design, build, and own components of Radiant's storage services, and contribute to the architecture and technical designs for the platform.
• Build storage systems across object, block, and file, including control plane and data plane services and their integration with existing Radiant services.
• Turn product and customer requirements into well-designed APIs and implementations, working with the Storage Product Manager and Principal Engineers.
• Deliver against performance, durability, availability, and consistency targets of the storage platform.
• Profile, benchmark, and tune throughput, latency, and IOPS for AI workloads and data-intensive tasks.
• Build integrations between storage and compute, Kubernetes (CSI), networking, IAM, observability, and developer tooling.
• Build for failure through replication, snapshots, data protection, failure recovery, and safe upgrades at scale.
• Take part in on-call and operational work with SRE, including capacity planning, observability, incident response, and post-incident improvements.
• Contribute to engineering standards through design and code review, and support less experienced engineers.

Skills

Distributed storage systems

End-to-end ownership

Go or similar language

Technical communication

Trade-off analysis

Tools

Kubernetes

CSI

Lustre

Ceph

MinIO

WEKA

VAST

DDN

Pure Storage

Job description

Radiant is building AI-native cloud infrastructure designed for sovereignty, performance, and scale. We design and operate AI infrastructure powering GPU workloads and high-performance AI systems for demanding environments.

The Senior Software Engineer - Storage will own significant parts of Radiant's storage platform from design through production, collaborating with Principal Engineers and cross-functional teams.