Cloud Computing Jobs

428 jobs for “Systems Administrator”

Results

Software Engineer, Rulesets

2 weeks ago

Cloudflare London

Builds new features and systems for Cloudflare's edge web server, focusing on the rules engine and its control plane. Works in Rust and Go on large-scale distributed systems, performance engineering, and reliability across a platform serving over 100 million HTTP requests per second.

Hybrid

Software Engineer, Security Rules

2 weeks ago

Cloudflare London €54,000 – €75,000 pa

Builds and operates microservices behind Cloudflare's Application Security products such as Rate Limiting and Web Application Firewall, working mainly in Rust and Go. Spans the full development lifecycle, from design and documentation to automated tests and production monitoring, with on-call duties and mentoring expected.

CrowdStrike logo

CrowdStrike Platform Associate Resident Consultant

Last month

CrowdStrike United Kingdom

Embedded technical advisor partnering with strategic customers to drive adoption, deployment and optimisation of the CrowdStrike Falcon platform. Involves troubleshooting across endpoint, identity and cloud modules, scripting with Falcon APIs, and mentoring customer security teams on best practices and threat hunting.

Remote Clearance Required
CrowdStrike logo

PPS Solutions Sr. Consultant

Last month

CrowdStrike United Kingdom

Technical authority in the pre-sales process, scoping and designing CrowdStrike Falcon platform deployments across endpoint, threat intelligence, identity and cloud security. Builds SOWs, effort estimates and architecture roadmaps, and partners with Services Sales Executives and delivery teams to align services with customer outcomes.

Remote

GenAI/Agentic Sr. Customer Solutions Manager, EMEA ISV CSMs

5 months ago

Amazon London

Guides AWS's largest ISV customers through multi-year cloud transformations, coordinating Sales, Support, Solutions Architecture and Professional Services. Requires hands-on agentic AI and GenAI delivery — multi-agent orchestration, RAG pipelines, prompt engineering — plus a software product management mindset for co-designing customer roadmaps.

Permanent

Data Center Facility Engineer, Data Center Engineering Operations

3 months ago

Amazon London

Hands-on mechanical role maintaining cooling and water systems across AWS data centres, including chillers, cooling towers, AHUs, pumps and CDUs. Duties cover pipework repair, pressure testing, water treatment to ACOP L8/HSG274, thermal optimisation and incident response within SLA. Shift-based, working alongside electrical and controls engineers to support 24/7 operations.

On-site Permanent Shift-work

JAVA Backend Engineer

3 weeks ago

DCV Technologies Bristol £500 – £550 pd

Design and build highly scalable, low-latency Java backend applications for a banking client, focused on real-time data processing and event-driven architectures. The role centres on Kafka, Kafka Streams, CDC with Debezium, Spring Boot microservices, and performance tuning for sub-100ms, high-volume transactional systems.

DevOps Platform Engineer

Last month

Reperio Human Capital Dublin, Ireland £77,691 – £99,272 pa

Hands-on platform engineering role focused on cloud strategy and scaling, covering coordination of interconnected systems and production optimisation through GitOps and GitLab. The engineer takes ownership of Kubernetes cluster management and automates end-to-end service provisioning, working with DevSecOps practices such as CI/CD and policy-as-code plus scripting in Python.

Hybrid

Staff Data Platform Engineer

3 weeks ago

SoCode London £100,000 – £130,000 pa

Hands-on technical leadership role owning a large-scale multi-tenant analytical data platform, focused on ClickHouse/OLAP architecture, sharding, replication and query performance. Also drives platform reliability through automation and observability, builds a secure Data-as-a-Service offering, and shapes data foundations for agentic AI systems while line-managing a small team.

Hybrid

Software Architect

2 weeks ago

ARM Bristol £93 ph

Designs and maintains secure, scalable software architectures for complex environments, contributing to architectural decisions and product roadmaps. Works within Agile or SAFe Integrated Product Teams, applying secure-by-design principles, CI/CD and DevSecOps practices, and supporting bids and solution strategies. Requires existing high-level UK security clearance (SC).

Contract Clearance Required

Principal Machine Learning Engineer

Last week

ARM Dublin, Ireland

Lead the architecture and evolution of a large-scale AI/ML platform, covering MLOps, LLMOps, CI/CD, IaC and production reliability. Hands-on role defining technical strategy while building agentic AI, multi-agent orchestration and Azure-based infrastructure, and mentoring engineers as senior escalation point.

Hybrid

Senior Site Reliability Engineer (DevTools)

3 months ago

Nebius London

Maintains and scales a DevTools platform running 25k TeamCity builds daily, 100 TB of Artifactory artifacts and a large GitLab monorepo. Splits time evenly between SRE and software engineering, modifying open- and closed-source tools, building plugins and improving fault tolerance. Also experiments with RAG and AI agents.

Remote

Senior CPU Compiler Performance Engineer

4 months ago

NVIDIA Cambridge

Design and optimise CPU compilers for NVIDIA's Grace CPUs, working on hardware-software co-design, code generation and performance analysis for AI, HPC and data centre workloads. The role involves contributing features and optimisation techniques to upstream open source projects such as GCC, LLVM or MLIR, alongside a geographically distributed compiler team.

Senior Solutions Architect

3 weeks ago

Holt Executive London

Hands-on technical leadership role shaping data-driven software platforms, combining software architecture, full-stack development, cloud infrastructure and emerging AI technologies. You'll define architecture for web applications, automated document generation and cloud platforms, mentor engineers and evolve early-stage solutions into enterprise-grade applications within a small collaborative team.

Senior Infrastructure Engineer

Last month

Network IT United Kingdom £550 – £600 pd

Delivering and maintaining secure, resilient infrastructure and platform services, with a strong focus on security best practices, automation and continuous improvement. Working in a team of infrastructure specialists, you build, administer and support compliant solutions using Linux, Terraform, Docker, AWS, Bash and Python, advising teams on hardening, identity and access management, vulnerability management, monitoring and incident response.

Hybrid Contract Flexible Clearance Required

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