Senior Infrastructure Engineer

Company: Nuffield Health
Apply for the Senior Infrastructure Engineer
Location: Ewell
Job Description:

Overview

The Senior Infrastructure Engineer role is responsible for designing, implementing, and maintaining the core infrastructure that underpins the organisation’s applications and services. This role blends hands‑on engineering with strategic thinking, ensuring systems are secure, scalable, resilient, and aligned with long‑term business goals. The engineer acts as a subject‑matter expert, mentor, and key contributor to architectural decisions.

Responsibilities

  • Design and evolve cloud and on‑premises infrastructure with a focus on scalability, reliability, and performance, supporting migration of applications and databases from on‑premise to Azure Cloud.
  • Implement identity, access control, and security best practices (Entra ID, RBAC, managed identities, Key Vault, secure baselines, patching).
  • Implement infrastructure‑as‑code (IaC) using tools such as Terraform, ARM/Bicep, or CloudFormation.
  • Collaborate with DevOps, Networking, Security, and Engineering teams to deliver integrated, compliant, and robust Azure Cloud platform solutions and maintain clear documentation.
  • Manage patching, vulnerability remediation, and secure configuration baselines.
  • Work across a variety of clinical applications that deliver services connected to health care.
  • Work closely with cross‑functional product teams to design and implement appropriate cloud‑native solutions, codify the infrastructure, configuration, and CI/CD pipelines to automate processes and improve efficiency.
  • Collaborate with like‑minded colleagues focused on improving the health of our nation and making a real difference to peoples’ everyday lives.
  • Partner with software engineering, product, and security teams to deliver robust and scalable solutions.
  • Mentor junior engineers and contribute to building a high‑performing infrastructure team.
  • Influence technical direction and contribute to long‑term infrastructure strategy.
  • Document systems, processes, and architectural decisions clearly and effectively.

Qualifications

  • Strong understanding of Azure Cloud infrastructure, hosting and services (IaaS, PaaS, Serverless computing, Databases and all‑in‑one Azure cloud‑based solutions).
  • Experience working with infrastructure‑as‑code, configuration, and automation tools such as Terraform to provision and manage Cloud infrastructure and automate software delivery processes.
  • Strong proficiency with Windows Server and Linux, and in automation and scripting (PowerShell, Bash).
  • Experience with Azure identity services (Entra ID), RBAC, managed identities, and Key Vault.
  • Experience designing and supporting highly available and resilient cloud environments (backup, restore, Disaster Recovery).
  • Strong understanding of cloud security principles, including secure configuration, patching, and vulnerability management.
  • Solid understanding of networking, load balancing, DNS, firewalls, and VPNs.
  • Experience implementing monitoring and observability solutions (Azure Monitor, Application Insights, New Relic, or similar).
  • Optimise cost, performance, and resource utilisation across environments.

Professional Attributes

  • Strong analytical and problem‑solving skills.
  • Ability to lead complex technical initiatives with minimal oversight.
  • Excellent communication skills, with the ability to explain technical concepts to non‑technical stakeholders.
  • A mindset focused on automation, reliability, and continuous improvement.
  • Work collaboratively within Product Engineering teams and closely with Product Owners, Architects, Designers, DevOps, QA and Delivery, enabling and upskilling teams in cloud platform capabilities, infrastructure‑as‑code, and operational tooling.

Benefits

  • You can choose from a range of fitness, lifestyle, health and fitness wellbeing rewards, such as free gym membership, health assessments, retail discounts and pension options.

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Posted: July 18th, 2026