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Elastic SIEM Engineer We are seeking an experienced Elastic SIEM Engineer to design, implement and maintain security monitoring solutions using the Elastic Stack. The successful candidate will be responsible for developing scalable log-management and threat-detection capabilities across complex cloud and containerised environments. Key Responsibilities Design, deploy and support Elastic SIEM solutions using Elasticsearch, Logstash and Kibana. Build and maintain log-ingestion pipelines for infrastructure, applications, cloud platforms and security tools. Develop Kibana dashboards, alerts, detection rules and visualisations. Configure data parsing, enrichment, transformation and indexing within Logstash and Elasticsearch. Integrate Kafka to support reliable, high-volume event streaming and log ingestion. Deploy and operate Elastic components within Kubernetes environments. Automate infrastructure provisioning, configuration and deployment using Ansible and Argo CD. Build and maintain GitLab CI/CD pipelines. Develop scripts and automation tools to improve platform administration and operational efficiency. Monitor platform health, performance, availability and storage capacity. Troubleshoot ingestion failures, data-quality issues and performance bottlenecks. Implement security controls, access management, data-retention policies and platform hardening. Work closely with cybersecurity, infrastructure, cloud and DevOps teams. Produce technical documentation, operational procedures and support runbooks. Essential Skills and Experience Strong experience with the Elastic Stack: Elasticsearch Logstash Kibana Experience implementing or supporting Elastic Security/Elastic SIEM. Strong understanding of log management, security monitoring and SIEM principles. Experience creating dashboards, alerts and security detection rules. Knowledge of Elasticsearch clusters, indexing, mappings, life cycle management and performance optimisation. Experience building and supporting Logstash pipelines. Hands-on experience with Ansible. Experience with Apache Kafka or similar event-streaming technologies. Strong Kubernetes knowledge, including deploying and troubleshooting containerised services. Experience with GitOps deployment practices using Argo CD. Experience creating and maintaining GitLab CI/CD pipelines. Scripting experience using Python, Bash or a comparable language. Good understanding of Linux environments, networking and security fundamentals. Strong troubleshooting, analytical and communication skills. Desirable Experience Elastic certifications or relevant cybersecurity qualifications. Experience with Elastic Agent, Fleet, Beats and endpoint integrations. Knowledge of security frameworks such as MITRE ATT&CK. Experience developing threat-detection use cases and tuning SIEM alerts. Familiarity with cloud platforms such as AWS, Azure or Google Cloud. Experience working in enterprise, regulated or high-availability environments. Knowledge of Infrastructure as Code and DevSecOps practices.

6 month initial, Inside IR35 Immediate start Flexible Hybrid - London, Bristol, Edinburgh We're looking for an experienced Compute & Storage Solution Architect to support a major infrastructure transformation and modernisation programme for a leading global organisation. The role will focus on designing and shaping the future of the organisation's on-premise compute and storage environment, working closely with engineering teams to turn architecture into delivery. Key responsibilities: Develop High Level Designs, reference architectures, standards and technical roadmaps. Design enterprise compute, storage, virtualisation and hyperconverged infrastructure solutions. Provide architectural expertise across Nutanix AHV, Prism Central and Dell enterprise storage. Design highly available, resilient and recoverable infrastructure, including backup, DR and cyber resilience. Support OpenShift/Kubernetes and hybrid cloud infrastructure architectures. Identify opportunities for automation, Infrastructure as Code and platform optimisation. Key skills & experience: Strong Nutanix experience, ideally including AHV and Prism Central. Enterprise Dell Storage experience - PowerStore, PowerScale, PowerMax or ECS. Strong understanding of compute, virtualisation, HCI and enterprise infrastructure. Experience across DR, backup, resilience and high-availability architectures. Knowledge of OpenShift/Kubernetes and hybrid cloud environments. Experience within large, complex or highly regulated organisations is highly desirable.