Top DevOps Engineer Jobs in London

Designs, implements, administers, and improves DevOps tooling and Azure infrastructure, with an initial focus on artifact management and repository modernization. Responsibilities include CI/CD tool administration, Kubernetes and Helm operations, infrastructure sizing, security improvements, monitoring, troubleshooting, migrations, automation, vulnerability management, and outage remediation. The role also evaluates requirements, configures build automation, supports high availability, and collaborates across global technology teams.

Support and optimize infrastructure across multiple SaaS environments, primarily on Azure. Build scalable cloud infrastructure, automate deployments and system administration, manage CI/CD pipelines, configure networks, troubleshoot operating system and hardware issues, and improve reliability, security, compliance, monitoring, disaster recovery, and operational KPIs. Collaborate with engineering teams on complex projects while supporting evolving IaaS, PaaS, and serverless environments.

Build and operate Encord’s cloud infrastructure, deployment pipelines, Kubernetes platforms, automation, observability, and reliability processes. Design scalable infrastructure across GCP and AWS, optimize performance and capacity for large data workloads, define SLIs/SLOs/SLAs, improve incident response, and collaborate with engineering squads to promote resilient, automated DevOps practices.

Own Refractal’s infrastructure, release processes, cloud deployments, and customer-hosted packaging. Responsibilities include hardening Google Cloud, building secure CI/CD pipelines with signed artifacts and supply-chain verification, managing secrets and environment isolation, automating compliance controls, and improving observability. The role requires production infrastructure ownership, Terraform, Kubernetes, cloud networking and IAM, software supply-chain security, and Python or Go automation.

Leads technical direction for GitLab’s Core DevOps services, covering CI, CD, planning, and source control. Defines architecture, quality metrics, migration strategies, and technical roadmaps; addresses systemic risk and complex design decisions; prototypes and writes code when needed; partners with Infrastructure, Security, SRE, and Product; adopts AI capabilities; mentors senior engineers; supports incident response and senior technical hiring.

Supports multi-cloud infrastructure for software, fonts, and training tools serving minority language communities. Responsibilities include administering Kubernetes, managing public and private cloud environments, monitoring system health, improving infrastructure, testing disaster recovery plans, orchestrating cloud resources, and troubleshooting with development teams. The role also provides training and requires experience with virtual servers, containers, Linux and Windows administration, scripting, cloud networking and security, infrastructure as code, and automated provisioning.

Designs, implements, and maintains AWS cloud infrastructure and Kubernetes environments. Builds automation for deployment, monitoring, testing, and maintenance; develops security, compliance, and disaster recovery procedures; optimizes systems for availability, resilience, performance, and cost; troubleshoots infrastructure and application issues; and mentors junior DevOps engineers. The role supports complex government and national security software programs and requires high-level security clearance eligibility.

Principal Software Engineer responsible for end-to-end product ownership, architecture, technical strategy, platform infrastructure, CI/CD, observability, security, reliability, and legacy modernization. The role works across TypeScript, Python, cloud services, databases, frontend technologies, Kubernetes, and Terraform while mentoring engineers and shaping engineering standards across the organization.

Lead the design, delivery, and maintenance of cloud platforms, infrastructure-as-code, CI/CD pipelines, automated testing, and DevSecOps practices. Provide technical leadership, architecture guidance, mentoring, governance, and stakeholder collaboration. Optimize cloud costs, improve reliability and security, oversee engineering standards, and deliver scalable solutions using Azure, Kubernetes, and Terraform.

Build and maintain secure cloud-native platforms for UK public-sector clients. Responsibilities include researching technical solutions, automating infrastructure and delivery processes, creating secure CI/CD pipelines, collaborating with developers and customers, troubleshooting systems, participating in reviews, documenting practices, and sharing technical knowledge. The role requires working four days per week on site and holding active SC clearance with eligibility for DV clearance.

Build and operate AWS cloud infrastructure using infrastructure as code, containers, CI/CD pipelines, monitoring, and automation. The role includes optimizing ECS and Fargate workloads, improving CircleCI and GitHub Actions, managing observability with New Relic, participating in incident response, supporting disaster recovery, and applying security practices such as IAM, secrets management, patching, and network segmentation. The engineer will collaborate with product, support, and security teams while maintaining runbooks and operational tooling.

Lead DevOps Engineer on an agile team supporting low-latency electronic trading, data analytics and quant environments. Provide technical leadership, develop and review production code, manage CI/CD and release activities, automate tooling, monitor capacity, and deliver third-level production support while advocating firmwide engineering practices.

Improve the resilience, performance, scalability, and maturity of Arbor’s platform infrastructure. Responsibilities include enhancing high availability, testing, disaster recovery, CI/CD pipelines, deployment patterns, incident response, post-mortems, documentation, and knowledge sharing. The role works closely with platform, SRE, architecture, and engineering teams while operating large-scale AWS cloud systems and infrastructure as code.

Lead DevOps initiatives across multiple squads: design and maintain CI/CD pipelines, manage Azure infrastructure with Terraform, integrate code-quality tools, implement monitoring and automation, mentor engineers, and optimize cloud services for reliability, performance and cost.

Build, maintain, and operate Linux-based infrastructure at scale. Collaborate with development and DevOps teams to deploy applications, develop automation tooling, manage CI/CD pipelines, support in-house and third-party systems, troubleshoot production issues, monitor services with Grafana and Prometheus, document processes, and participate in on-call incident response.

Architect, build, and own AWS infrastructure supporting highly available SaaS products. Drive cloud migrations, automation, scalability, security, observability, and reliability improvements while partnering with developers and cross-functional teams. Participate in weekly on-call rotations, lead root cause analysis, and eliminate recurring operational issues. The role requires hands-on experience with AWS, infrastructure as code, CI/CD, configuration management, monitoring, GitOps, and multiple programming and scripting languages.

Own cloud infrastructure, CI/CD, infrastructure as code, monitoring, logging, alerting, secure remote access, and software updates for remote satellite stations. Lead incident response and post-incident reviews while strengthening security and supporting security certifications. The role requires DevOps, SRE, or platform engineering experience, strong Linux and networking fundamentals, and major cloud provider expertise.

Design, build, and operate secure, resilient AWS infrastructure and multi-tenant platforms. Own Terraform infrastructure-as-code, CI/CD pipelines, Kubernetes environments, networking, IAM, observability, reliability, and security controls. Lead infrastructure initiatives end to end, collaborate closely with Engineering, support incident response and SRE practices, and contribute to architecture decisions. The role also supports Microsoft 365, zero-trust networking, SOC 2, and Cyber Essentials Plus compliance activities.

Lead the design, delivery, and operation of secure AWS cloud infrastructure, infrastructure-as-code, CI/CD pipelines, containerized workloads, and DevSecOps practices. Own Terraform-based automation, monitoring, observability, troubleshooting, and technical decisions across client engagements. Collaborate with architects, security specialists, and clients while establishing engineering standards, mentoring engineers, and improving reliability and delivery efficiency.

Designs and maintains Salesforce CI/CD pipelines, automates deployments, manages metadata and configuration across environments, and coordinates release management. The role provides environment support, troubleshoots deployment issues, administers Git repositories and branching strategies, supports governance and change management, documents procedures, and reports deployment metrics. It also promotes DevOps best practices, continuous improvement, automated testing, and reliable Salesforce platform delivery across technical and business teams.

Designs and maintains secure, scalable Azure cloud platforms and CI/CD pipelines. Develops Infrastructure as Code with Terraform and Bicep, automates provisioning and deployments, embeds security and testing, implements observability, troubleshoots complex infrastructure issues, and improves reliability. The role also supports containers, governance, documentation, and technical mentoring across multidisciplinary delivery teams.

Lead the design, automation, security, and operation of Catapult’s global cloud and hybrid infrastructure. Own AWS platform engineering, Terraform or Ansible IaC, CI/CD pipelines, observability, reliability, compliance, and AppSec integration. Define the platform architecture roadmap, establish reusable engineering standards, and influence engineering, security, and finance stakeholders while delivering scalable, secure infrastructure for sports performance data and video services.

Manage and evolve AWS and secure on-premises environments, providing L3 production support and 24/7 on-call coverage. Build and maintain Kubernetes, Kafka, database, identity, caching, CI/CD, and observability platforms. Automate infrastructure and pipelines, improve testing and service resilience, manage incidents and changes through ServiceNow, address technical debt, and support secure data replication and critical national infrastructure deployments.

Supports and maintains AWS and secure on-premise environments, including L3 production support, 24/7 on-call rotations, infrastructure automation, CI/CD pipelines, observability, databases, identity services, Kafka, incident management, and secure data replication. Works under senior guidance while contributing to deployments, change governance, technical debt reduction, testing, and continual service improvement.

Own and evolve AWS and secure on-premise platforms, leading L3 production support, on-call incident response, infrastructure maintenance, automation, observability, CI/CD, security compliance, and service improvement. Build and manage Kafka, databases, identity, caching, replication, and secure data-flow services. Drive technical debt reduction and governance, support deployments and change management, align platforms with product roadmaps, and mentor junior and mid-level engineers.