Senior Platform Engineer

We are seeking an experienced Senior Platform Engineer to support the stability, reliability, security, governance, and continuous optimisation of enterprise Data and AI platforms.

The successful candidate will work closely with the Group Data Team to manage and enhance three core platforms:

• Unified Data Platform (UDP)
• Common Agentic Platform
• Clinical Interoperability Platform

This is a hands-on technical role focusing on Day 2 operations, cloud platform engineering, infrastructure governance, Dev Ops/Dev Sec Ops , operational resilience, security, observability, and vendor management.

The role involves providing technical leadership, resolving complex platform issues, implementing engineering improvements, and ensuring enterprise platforms remain secure, scalable, and operationally efficient.

Platform Operations & Optimisation

• Provide hands-on engineering support for Azure-based data platforms, including Microsoft Fabric, Azure Databricks, and related cloud services.
• Maintain platform performance, availability, reliability, scalability, and operational resilience.
• Support the operational readiness, governance, and reliability of enterprise AI and agentic platforms.
• Monitor AI platform health, performance, utilisation, and operational effectiveness.
• Support AI agent lifecycle management, orchestration services, and operational governance.
• Enhance AI observability, agent monitoring, and platform reliability capabilities.
• Support clinical interoperability services, including FHIR servers, APIs, and enterprise integration services.
• Facilitate onboarding of new systems, data sources, and integration services.
• Drive platform modernisation, performance optimisation, and continuous improvement initiatives.

Day 2 Operations & Reliability Engineering

• Establish and enhance Day 2 operational practices across cloud, data, AI, and integration platforms.
• Implement monitoring, alerting, logging, and observability standards.
• Develop operational runbooks, support procedures, and incident recovery processes.
• Review platform resilience, business continuity, disaster recovery, and service recoverability requirements.
• Identify reliability bottlenecks, recurring incidents, technical debt, and operational risks.
• Lead root cause analysis and implement remediation measures for recurring production issues.
• Provide advanced technical troubleshooting and escalation support during critical incidents.
• Support capacity planning, cloud cost optimisation, and Fin Ops initiatives.
• Support Azure networking, cloud security, infrastructure, and platform connectivity.
• Design, implement, and optimise integration patterns across enterprise applications, data sources, and platforms.
• Configure, maintain, and troubleshoot APIs, connectivity services, and integration components.
• Support onboarding of new source systems into data and interoperability platforms.
• Review and implement cloud infrastructure enhancements and platform engineering improvements.
• Develop reusable integration, infrastructure, and deployment patterns.

Dev Ops, Dev Sec Ops  & Automation

• Establish platform engineering standards, best practices, and operational controls.
• Design, implement, and maintain Infrastructure-as-Code (IaC) solutions using Terraform or equivalent tools.
• Develop, maintain, and optimise CI/CD pipelines using Azure Dev Ops.
• Implement deployment automation, release governance, and engineering quality controls.
• Integrate security practices into CI/CD pipelines, including automated code scanning and dependency vulnerability management.
• Implement infrastructure security validation, secrets management, certificate management, and Policy-as-Code controls.
• Improve operational efficiency through automation and continuous engineering enhancements.

Security, Governance & Compliance

• Maintain and enhance security controls across enterprise cloud, data, and AI platforms.
• Review identity and access management, platform permissions, and security configurations.
• Implement security baselines, governance standards, and cloud security guardrails.
• Ensure platform compliance with enterprise architecture, cybersecurity, data governance, and regulatory requirements.
• Support security audits, risk assessments, vulnerability remediation, and compliance activities.
• Collaborate with security and governance teams to strengthen platform security and operational controls.
• Provide technical oversight and engineering assurance for vendor-delivered platform services.
• Review technical architecture, solution designs, implementation…