Job Title: Elasticsearch Platform Engineer Location: London - full time on-siteClearance Requirement: UK-Highest Level of Government Clearance Salary Range: 77,000 - 116,000 + Benefits

Are you an experienced Elasticsearch Engineer looking to make a real-world impact on critical national projects?

This is more than just a role - it's a mission. We're hiring for a specialist position within a high-impact organisation supporting national security and defence initiatives. You'll be joining a collaborative team dedicated to delivering complex, sensitive technology solutions at scale, with a clear focus on security, resilience, and continuous improvement.

Key Responsibilities:

• Manage and maintain Elastic Cloud Enterprise (ECE) environments, ensuring high availability and performance.
• Design and deploy scalable Elasticsearch solutions for Observability and Search use cases.
• Implement robust security, privacy, and compliance controls across Elasticsearch systems.
• Optimise system configurations and queries to enhance performance and reduce latency.
• Collaborate with cross-functional teams (DevOps, Security, Development) to integrate and support Elasticsearch across the wider ecosystem.
• Drive innovation and automation to improve platform efficiency and maintainability.

Experience Required:

• Deep knowledge of Elasticsearch architecture, APIs, and components.
• Experience in deploying and supporting ECE in production environments.
• Strong understanding of security best practices and data compliance (e.g., GDPR, HIPAA).
• Proficient in scripting/automation using Python, Bash, or Ansible.
• Comfortable working with cloud platforms (e.g., AWS, Azure, GCP) and container orchestration tools like Kubernetes.
• Excellent troubleshooting skills and a collaborative approach.
• Bonus: Experience with Cloudera, Hadoop, CDSW, or CML is a plus.

What's on Offer:

• Flexible hybrid working arrangements
• Core benefits including private healthcare, dental, life assurance and pension
• Optional benefits including health cash plans and critical illness cover
• Annual performance-related bonus scheme
• Career development pathways and funded training opportunities
• Opportunity to work on secure, high-profile projects of national significance