Top DevOps Engineer Jobs in London

Hands-on DevOps Engineer supporting AWS-based infrastructure and Kubernetes platforms. Build and maintain IaC (Terraform), CI/CD pipelines, monitoring, security, automation, and platform reliability. Support development teams, manage container image pipelines, maintain documentation, and contribute to cloud cost optimisation and incident resolution.

Lead the development and implementation of secure cloud environments for National Security and Defence clients by leveraging commercial and open-source technologies.

Lead design and implementation of CI/CD pipelines, infrastructure automation (Ansible/Terraform), and containerised platforms (Docker/Kubernetes/EKS/AKS) on AWS. Monitor and optimize systems (DataDog), ensure security/compliance, troubleshoot environments, mentor engineers, and drive POCs for AI-assisted automation integrated into CI/CD, code validation, and incident resolution.

Support and optimize AWS cloud infrastructure, including networking, security, automation, monitoring, and on-premises connectivity. Design and manage VPCs, subnets, load balancers, NACLs, NAT, Direct Connect, Transit Gateways, IDS/IPS, and security groups. Automate infrastructure with Chef and use Git, Jenkins, and Nexus for development workflows. Maintain Red Hat Enterprise Linux environments, promote cloud networking best practices, support AWS migrations, and help teams adopt agile ways of working.

Own a platform domain end to end, defining architecture, roadmap, reliability, security, and cost standards. Build scalable multi-tenant Kubernetes infrastructure, enable self-service deployments, advance agent-native engineering practices, and develop tooling for safe agent execution. Partner with engineering teams to translate infrastructure needs into reusable capabilities, mentor engineers, lead design decisions, and manage on-call and post-incident processes.

Lead ownership of Azure cloud infrastructure: design and enforce RBAC, build monitoring and centralized logging, optimise scalability and cost, own CI/CD and IaC (Terraform/Bicep), mentor engineers, and implement security and observability best practices for a growing AI healthtech platform.

Join the platform engineering team to build and operate core infrastructure: own CI/CD and deployments, manage cloud and Kubernetes at scale, automate tooling, optimize performance and capacity, define SLIs/SLOs, run incident response and postmortems, and implement observability (metrics, logs, traces) across services.

The role involves maintaining production servers, managing Python infrastructure, and solving operational issues in a quantitative trading environment.

The Senior DevOps Engineer will manage AWS infrastructure, optimize services, improve CI/CD pipelines, and enhance system observability while ensuring compliance with necessary standards.

The Staff DevOps Engineer will enhance and manage infrastructure for AI inference, focusing on speed, resilience, and automation across GPU fleets and production systems.

As a Senior DevOps Engineer at Scribe, you will design and optimize AWS cloud infrastructure, manage CI/CD pipelines, and support product development while ensuring reliability and performance of services.

Maintain and automate cloud infrastructure and CI/CD for a globally available WebRTC video conferencing service. Build IaC with Ansible and Terraform, manage AWS resources, deploy to Linux, Windows and Kubernetes, troubleshoot test environments, lead incident response and root cause analysis, and automate repetitive tasks to support development and production delivery.

Lead ownership of CI/CD and SDLC infrastructure, automating mobile release pipelines, improving end-to-end test automation, optimizing pipeline performance, and enhancing developer experience while ensuring security and compliance for a consumer fintech product.

Design, manage, and optimise Abtrace's AWS infrastructure, including VPC/networking, serverless APIs, ETL/ELT data pipelines, CI/CD via GitHub Actions, observability with Datadog, and security/configuration using IAM, SSM, and Secrets Manager.

Own and operate cloud infrastructure (primarily AWS) using Infrastructure as Code. Maintain and improve Terraform estates, manage Kubernetes and ArgoCD production workloads, keep CI/CD pipelines reliable, automate with Python/Bash, monitor performance, troubleshoot incidents, and collaborate with teams to deliver secure, scalable public-sector services.

Design, build, and operate scalable, secure cloud infrastructure and CI/CD pipelines. Manage Kubernetes environments, implement IaC (Terraform), improve observability, troubleshoot production issues, support security/compliance, and mentor junior engineers to optimize platform reliability and cost.