Cloud Computing Jobs

Amazon · Thames Valley, Berkshire, GBR

Builds and operates the network infrastructure behind AWS's cloud, covering deployment, scaling, sustaining engineering and optimisation. Uses advanced tools and automation to reduce manual operations, troubleshoot customer-impacting events and deliver sustainable, repeatable solutions at very large scale. Requires UK national status and ability to obtain UK Government Security Clearance.

Amazon · London

Owns the technical architecture and deal strategy for large GSI-led enterprise pursuits, working alongside partner deal teams from opportunity identification to delivery readiness. Enforces Well-Architected design, builds TCO/ROI business cases, and orchestrates AWS and partner stakeholders across multi-workload, multi-region deals. Roughly 25% travel.

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

Builds core systems, protocols and customer-facing tooling for machine-to-machine payments, metering and monetization on Cloudflare's edge. Work spans low-latency transaction services, usage metering, outcome verification, digital wallets and emerging agentic payment standards like x402, ACP and UCP, bridging fiat rails with cryptographic protocols. Part of the Emerging Technologies & Incubation group, shipping new products in a fast-moving domain.

Cloudflare · London

Owns the request-facing layer of Cloudflare's R2 object storage: the S3-compatible API gateway handling authentication, routing, rate limiting and error handling for every put, get, list and delete. Builds and operates high-throughput services on Cloudflare Workers and Kubernetes, with on-call incident response and heavy use of AI tooling in the daily workflow.

Nebius · London

Builds and maintains web access infrastructure for an agent-native search platform, diagnosing failed requests across network, TLS, HTTP/2 and browser layers. Develops browser-compatible clients and tooling, choosing fetch methods per host and tracking success at internet scale. Requires deep protocol, fingerprinting and client-side analysis expertise.

Nebius · Israel; Netherlands; Remote - Europe; United Kingdom

You will modify Chromium's core (Blink, V8 integration, compositor, network service) to cut CPU, memory and startup cost per page, stripping out image/media decoding, font downloads and GPU work for agent workloads while preserving script behaviour. The role also covers profiling browser fleets, managing process models and building launch, pooling and recycling infrastructure.

Appcastenterprise · London · £506 pd

Defines and governs the architecture of cloud, hybrid infrastructure and security platforms, acting as senior technical authority across Microsoft Azure, networking, identity and resilience. Produces target-state and reference architectures, guardrails and roadmaps, and provides design assurance alongside enterprise architecture, cyber security and engineering teams.

Appcastenterprise · London

Join a global bank's Treasury Analytics, Digital & Architecture team to translate complex financial models into production-grade software. You'll build Python APIs and microservices, maintain CI/CD pipelines, and deploy models on Docker, Kubernetes and GCP, while providing BAU support and collaborating with modelling, IT and data science teams.

eFinancialCareers · London

Leads the Trade and Working Capital Solutions Technology organisation, owning technology strategy, target-state architecture and digitisation of trade finance across 90+ countries. Directs a team of over 800 engineers, modernising legacy systems with CI/CD, DevOps and Agile methods while meeting regulatory and consent order commitments.

Cambridge University Press & Assessment (CUPA) · Cambridge · £71,800 – £91,600 pa

Owns the cyber security agenda for English Learning Technology, setting strategy and priorities while advising senior leaders on cyber risk across applications, platforms, suppliers and services. Leads security governance, assurance and incident response, and builds and develops a small security operations team, working closely with the central security function.

Databricks · London

Lead a delivery team of 8+ engineers building and productionising data and AI solutions on the Databricks platform for enterprise customers. The role blends hands-on technical oversight of Spark, Python/Scala, cloud (AWS, Azure, GCP), CI/CD and MLOps architectures with professional services delivery metrics, hiring and coaching. Hybrid working in London.

Databricks · London

Customer-facing engineering role building and productionizing data and AI solutions on the Databricks platform. You own architecture and design decisions, delivering end-to-end systems across data engineering, ML/AI and application development, embedding with client teams and travelling to customers around 20% of the time.

Cambridge University Press & Assessment (CUPA) · Cambridge · £54,800 – £73,250 pa

Designs secure, scalable cloud-native solutions on AWS within the English Enterprise Architecture team, partnering with product, engineering and security to shape architectures for large-scale transformation programmes. Produces architecture artefacts and decision records, governs architectural integrity, manages technical debt and risks, and mentors engineering teams.

CBSbutler Holdings Limited trading as CBSbutler · Merseyside · £480 – £500 pd

Owns the target architecture and design authority for an enterprise Factory Edge hosting service, defining reference architectures, reusable site patterns and guardrails across VMs, Kubernetes, MES/UNS and AI/GPU workloads. Acts as design authority across infrastructure, cloud, networking, security and OT teams, evaluating platforms such as Azure Local and Dell NativeEdge. Predominantly remote with roughly one day per month on-site at Merseyside factories.

Barclays · Knutsford

Hands-on engineering role safeguarding encryption keys and cryptographic services across 300+ enterprise platforms, working with Thales and Entrust HSMs, key management and certificate management. Involves diagnosing certificate and hardware issues across Windows and Linux estates, plus 24/7 on-call rotation and off-site data centre work.