Top DevOps Engineer Jobs in Belfast

Designs, builds, and operates automated deployment pipelines and production workflows for a batch processing platform. Responsibilities include parameterizing scripts, managing deployments across environments, supporting client implementations, troubleshooting run-day failures, automating AWS infrastructure and disaster recovery, creating monitoring and notifications, and documenting operational procedures. Collaborates with development, TechOps, and cloud infrastructure teams to improve platform scalability and sustainability.

Support and modernize application infrastructure across Linux, PostgreSQL, Java, Apache Tomcat, and CI/CD platforms. Responsibilities include database and operating system upgrades, security hardening, disaster recovery, deployment automation, monitoring, troubleshooting, incident response, capacity planning, and infrastructure support. The role collaborates with Development and Infrastructure teams, contributes to technical projects and process improvements, maintains documentation, and supports ISO 27001, ISO 9001, ISO 14001, and GDP compliance activities.

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.

Architect and maintain GitHub-based CI/CD pipelines, test-driven deployments, Docker containerization, and automated release workflows. Manage JavaScript, TypeScript, and C++ package lifecycles; build cross-platform applications with CMake; and automate web, desktop, and mobile releases. Provision secure, scalable infrastructure using IaC tools while supporting Linux administration, networking, monitoring, troubleshooting, and release reliability across distributed teams.

Designs and manages CI/CD pipelines, containerized platforms, cloud infrastructure, and observability solutions. The role uses Kubernetes, OpenShift, Helm, and monitoring tools to deliver reliable production systems. Responsibilities include evaluating technical problems, enforcing software delivery security, collaborating with stakeholders, and mentoring engineers. Required experience includes DevOps or software engineering, Linux administration, shell scripting, project delivery, and a relevant degree or equivalent experience. AWS, APM, and SLO/SLI experience are beneficial.

Lead DevOps modernization across global platforms by designing adoption strategies, engineering CI/CD automation, integrating testing, improving observability and production resiliency, and supporting cloud and on-premises application teams. The role provides hands-on technical leadership, drives containerization and serverless adoption, engages vendors, and promotes measurable productivity and delivery improvements through DevOps, SRE, Agile, and Lean practices.

Design, build, and operate scalable GCP and Kubernetes cloud platforms. Automate infrastructure provisioning, CI/CD, deployments, customer onboarding, monitoring, security, failover, and platform operations. Collaborate with engineering, QA, product, and architecture teams to improve reliability and productivity. Lead capacity planning, infrastructure cost optimization, troubleshooting, and strategic platform design for high-throughput microservices and big-data systems.

Design, deploy, operate, and continuously improve Kubernetes-based AI infrastructure. Responsibilities include managing Linux systems, bare-metal servers, data-centre infrastructure, NVIDIA GPU workloads, infrastructure automation, security access, platform governance, troubleshooting, documentation, customer and vendor collaboration, and on-call operational support.

Own and evolve deployment pipelines and platform infrastructure across cloud, hybrid, and on-premises environments. Design containerized infrastructure with Docker, Kubernetes, and Helm; improve CI/CD workflows; monitor reliability with Prometheus and Grafana; manage secrets using Vault; troubleshoot production issues; automate deployments; and contribute to platform architecture and developer experience.

Own and scale AWS infrastructure for a global SaaS platform, focusing on reliability, performance, security, and availability. Build CI/CD pipelines and infrastructure-as-code with Terraform, Terragrunt, and Chef; operate observability tooling; support migrations; drive SOC 2 practices; and partner with engineering teams on architecture. Respond to on-call incidents, lead root cause analyses, implement durable fixes, and evaluate AI tools that improve DevOps and SRE workflows.

Design, implement, and maintain AWS cloud infrastructure, deployment architectures, CI/CD pipelines, high-availability systems, monitoring frameworks, and Kubernetes-based applications. Automate infrastructure with Terraform or CloudFormation, apply security best practices, optimize performance and scalability, and collaborate with development teams and clients to improve deployment workflows and deliver projects effectively.

The DevOps Engineer designs and manages AWS cloud infrastructure, automates operations, develops CI/CD pipelines, and ensures robust monitoring and observability.

Build, maintain, and secure cloud infrastructure and CI/CD pipelines; manage VMs, containers, networking, and PostgreSQL; automate deployments, monitor system health, and participate in incident response and documentation.

Collaborate with development teams to deploy and maintain applications on GCP using Kubernetes, Docker, Helm, ArgoCD and Terraform. Build automation pipelines, support deployments/upgrades/troubleshooting, manage infrastructure as code, document processes, and participate in on-call rotation.

Technical lead and architect for infrastructure, automation, and deployments. Own IaC, CI/CD, release engineering, observability, and production reliability across Windows and Linux platforms. Design Windows HA/clustering, build Terraform/Ansible standards, manage Octopus/GitHub deployments, set monitoring/alerting with VictoriaMetrics/Prometheus, lead incident response, mentor engineers, and maintain runbooks and platform roadmaps.

As a Lead DevOps Engineer, you will build and deploy cloud-based infrastructure, automate deployments, and lead a team in delivering secure environments for data analytics using various technologies.

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

Design, automate and maintain Azure infrastructure at scale using Terraform and CI/CD. Build pipelines (Azure DevOps, GitHub Actions), enforce security and governance (Azure Policy, RBAC, Key Vault, Entra ID), monitor and optimise workloads, troubleshoot incidents, perform code and architecture reviews, mentor engineers, coordinate delivery, support migrations and onboarding, and participate in on-call rotations.

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.

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.

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.