26 to 50 of 69 InfiniBand Jobs in the UK

Field CTO - AI Infrastructure Strategy

Location
Greater London, England, United Kingdom
leader with startup energy in the AI Infrastructure practice Work on the most advanced AI infrastructure deployments in EMEA: GPU superclusters, liquid cooling and InfiniBand fabrics Get direct access to NVIDIA, HPE, Dell, Cisco and other leading AI infrastructure vendors as strategic partners Deliver enterprise-scale projects with Fortune ...

Staff Software Engineer, Inference / Compute Infrastructure Engineering London or Amsterdam

Location
Greater London, England, United Kingdom
IPMI, BMC) and/or networking fundamentals (VLANs, BGP, fabric design), or GPU/accelerator infrastructure. Experience with GPU cluster software stacks (NCCL, CUDA, InfiniBand/RoCE). Prior work at a hyperscaler, GPU cloud, or datacenter-scale infrastructure organization. Systems programming in Rust or Go. About Together AI Together ...

Senior ML Engineer: Large-Scale AI Systems

Location
Cambridge, England, United Kingdom
performance optimisation of ML models. Experience in distributed training or inference of ML models across 64+ accelerators. Familiarity with HPC systems and networking including Infiniband, NVLink, RoCE technologies. Have contributed to open-source projects or published research papers in relevant fields. Knowledge of cloud computing platforms. Keen to present, publish ...

Senior ML Engineer: Large-Scale AI Systems

Location
West of England, England, United Kingdom
performance optimisation of ML models. Experience in distributed training or inference of ML models across 64+ accelerators. Familiarity with HPC systems and networking including Infiniband, NVLink, RoCE technologies. Have contributed to open-source projects or published research papers in relevant fields. Knowledge of cloud computing platforms. Keen to present, publish ...

Senior Machine Learning Engineer, LLM Inference Optimization (opens in a new tab) London

Location
Greater London, England, United Kingdom
aware request routing, PDD, or WideEP, including diagnosing communication bottlenecks and load imbalance. Familiarity with GPU communication libraries and interconnects, such as NCCL, NVLink, InfiniBand, or RoCE. Benefits & Perks: Competitive compensation Career growth and learning opportunities Flexibility and ownership Collaborative and innovative culture Opportunity to work on impactful AI projects ...

Senior GPU Infrastructure Engineer - Systems Integrator

Location
United Kingdom
BIOS, BMC firmware and CUDA driver stacks across live production clusters with zero unannounced customer impact Diagnose bottlenecks, packet drops and link degradation across InfiniBand (Quantum-2/X800) and RoCEv2 (Spectrum-X) fabrics, and optimise GPUDirect Storage and parallel file system (VAST Data) data paths to prevent GPU starvation … CUDA runtime drivers, DCGM metrics, NVLink/NVSwitch topologies, XID error troubleshooting); advanced Kubernetes administration (CKA level, including CNI and Device Plugins) and Slurm InfiniBand subnet management, RoCEv2 lossless Ethernet (PFC, ECN) and NCCL tuning; strong Python, Go or Bash alongside Terraform and Ansible; Prometheus, Grafana and vector-based telemetry ...

Senior HPC Network Architect (RDMA, GPU)

Location
Greater London, England, United Kingdom
deploy and operate our multi-tenant AI cluster network fabrics, from architecture to day-2 operations. You will work on lossless RDMA fabrics (RoCEv2, InfiniBand), leaf-spine data centre designs, and tenant isolation. You'll automate provisioning with Ansible and NetBox, build telemetry dashboards, and own the office network. Strong ...

Founding GPU Engineer

Location
Greater London, England, United Kingdom
/orchestration. Experience with performance profiling tools (Nsight Systems/Compute). Familiarity with multi-GPU/multi-node scaling (NCCL, MPI, RDMA/InfiniBand). Strong grasp of memory optimisation, kernel fusion, and parallel algorithm design. Comfortable working across the stack from low-level kernels to system-level infrastructure. ...

GPU Infrastructure Support Engineer - Systems Integrator

Location
United Kingdom
faults. Comfortable working in a 24/7 operations environment Desirable Skills: Slurm or Kubernetes (kubectl basics) Basic awareness of high-performance networking concepts (InfiniBand, RoCEv2, RDMA) Linux certifications (RHCSA, CompTIA Linux+) or Kubernetes foundations (CKA/KCNA) Benefits: 4-day working week (excluding event attendance) Uncapped holiday Remote-first ...

Senior Machine Learning Engineer (Large Systems)

Location
Cambridge, England, United Kingdom
precision arithmetic. Experience writing C++/Triton/CUDA kernels for performance optimisation of ML models. Familiarity with HPC systems and networking including Infiniband, NVLink, RoCE technologies. Have contributed to open‐source projects or published research papers in relevant fields. Knowledge of cloud computing platforms. Keen to present, publish ...

Senior Machine Learning Engineer (Large Systems)

Location
Bristol, England, United Kingdom
precision arithmetic. Experience writing C++/Triton/CUDA kernels for performance optimisation of ML models. Familiarity with HPC systems and networking including Infiniband, NVLink, RoCE technologies. Have contributed to open‐source projects or published research papers in relevant fields. Knowledge of cloud computing platforms. Keen to present, publish ...

Senior Machine Learning Engineer (Large Systems)

Location
City Of London, England, United Kingdom
precision arithmetic. Experience writing C++/Triton/CUDA kernels for performance optimisation of ML models. Familiarity with HPC systems and networking including Infiniband, NVLink, RoCE technologies. Have contributed to open‐source projects or published research papers in relevant fields. Knowledge of cloud computing platforms. Keen to present, publish ...

HPC Architecture Leader

Location
Crawley, England, United Kingdom
roadmap decisions. Change leadership experience (introducing standards, improving processes, and raising engineering maturity across teams). Knowledge of high‐performance networking and interconnects (e.g., InfiniBand, high‐speed Ethernet fabrics). Experience with high‐performance storage technologies such as Lustre, Ceph, or BeeGFS. Exposure to cloud‐native and hybrid HPC technologies. ...

Manager of Infrastructure – Platform Engineering

Location
Manchester, England, United Kingdom
pairing, sprint participation, and design decisions grounded in operational delivery Experience working effectively in distributed, asynchronous teams, preferably Exposure to NVIDIA DGX-class systems, InfiniBand or RoCE fabrics, and VAST Data or comparable HPC/AI storage, preferably Experience with vSphere or VMware Cloud Foundation estates and virtualisation-to-container ...

Data Center Architect

Location
Greater London, England, United Kingdom
quality and flushing, leak detection and containment. Working knowledge of structured cabling and pathways for large GPU fabrics (single-mode optics, high fibre counts, InfiniBand and Ethernet physical layers), and of rack and POD layouts. Familiarity with NVIDIA rack-scale platforms (GB200 or GB300 class, or later) and their facility ...

Staff Network Architect – AI/HPC Fabric & Automation

Location
Greater London, England, United Kingdom
Nscale is seeking a Staff Network Engineer to lead and shape the AI-optimized network fabrics, including InfiniBand and Ethernet at scale. You will own architecture, automation, and security across data center sites, guiding complex technical decisions and mentoring engineers. You will work closely with deployment, data center operations, platform ...

GPU Infrastructure Lead - Banking & Finance

Location
Greater London, England, United Kingdom
physical compute infrastructure meets exchange-traded contract and collateral specifications. Responsibilities Design and run cluster validation and certification, covering performance benchmarks, interconnect testing (NCCL, InfiniBand/RoCE), thermal and power verification, and SLA availability monitoring Build automation for deployment, health checks and continuous testing so certification scales without headcount scaling ...

Presales Engineer

Location
Greater London, England, United Kingdom
orchestration, applied to AI training and inference at scale The ability to engage credibly on GPU cluster sizing, network fabric trade-offs such as InfiniBand vs RoCE, and model serving architecture Evidence of commercial impact, such as a contribution to win rates, deal size or conversion, not just demos delivered ...

Datacentre Deployment Lead

Location
Greater London, England, United Kingdom
days or weeks at a time), and fluent English with clear written reporting. Nice to Have: GPU or HPC cluster build experience, ideally including InfiniBand and fat-tree or rail-optimised fabric designs. Experience leading a multi-person deployment team across more than one country. Scripting experience, for example Python. ...

HPC High Performance Computing Lead

Location
Warfield, England, United Kingdom
provisioning (NVIDIA, A100/H100 generation), MPI, storage (Lustre, NFS, object storage), and job scheduling. Expert understanding of GPU architecture, including generations, interconnects (NVLink, InfiniBand), memory profiles, and their implications for scientific workloads. Strong experience with modern orchestration and the architectural trajectory toward Kubernetes-native HPC environments (e.g., GPU operators ...

HPC High Performance Computing Lead

Location
Bracknell, England, United Kingdom
provisioning (NVIDIA, A100/H100 generation), MPI, storage (Lustre, NFS, object storage), and job scheduling. Expert understanding of GPU architecture, including generations, interconnects (NVLink, InfiniBand), memory profiles, and their implications for scientific workloads. Strong experience with modern orchestration and the architectural trajectory toward Kubernetes-native HPC environments (e.g., GPU operators ...

Team Lead, Platform Engineering

Location
Greater London, England, United Kingdom
Intel TDX, or Confidential Containers (CoCo). Experience building SaaS or PaaS layers on top of an IaaS platform. Familiarity with RDMA, InfiniBand, or RoCE networking in GPU or HPC clusters. Experience working distributed across time zones with counterparts in other regions. Exposure to serverless or inference serving infrastructure. ...

Principal Solutions Architect

Location
Greater London, England, United Kingdom
including rack layouts, power and cooling considerations, and NVLink/NVSwitch domains. Design high-performance network architectures, including leaf/spine, rail-optimised fabrics, InfiniBand, Ethernet, RoCE, and GPUDirect RDMA. Define storage architectures and data pipelines supporting large-scale AI training and inference workloads. Design infrastructure and orchestration layers, including … Infrastructure & Networking Strong understanding of GPU architectures, including NVLink/NVSwitch, PCIe, memory bandwidth, and GPUDirect RDMA. Deep expertise in high-performance networking, including InfiniBand, RoCE, congestion control, leaf/spine architectures, and rail-optimised fabric design. Experience with bare-metal infrastructure provisioning, including PXE/iPXE, firmware management ...

GPU / Compute Systems Engineer

Location
Dundee, Scotland, United Kingdom
servers, fabric, orchestration and client cluster health. Key responsibilities: Maintain B300 and H200 nodes and run burn-in and RMA. Manage the RoCE/InfiniBand fabric. Run Kubernetes and Slurm orchestration. Support GPUaaS client deployments. Requirements: Strong Linux; GPU cluster or HPC experience; networking; orchestration tooling (Kubernetes/Slurm). ...

GPU Compute Systems Engineer (Kubernetes/Slurm)

Location
Dundee, Scotland, United Kingdom
compute estate, including servers, fabric, orchestration, and cluster health. You will maintain GPU nodes, run burn-in tests, manage RoCE/InfiniBand, and lead Kubernetes and Slurm orchestration for GPUaaS deployments in a Linux-led environment. The role requires strong Linux proficiency, GPU/HPC background, and networking know ...