Senior Infrastructure Engineer

Nuffield Health; Epsom; Hybrid; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Free gym membership

Health assessments

Retail discounts

Pension options

Job summary

Nuffield Health is seeking a Senior Infrastructure Engineer in Epsom & Barbican, London, with hybrid working (one office day per week). The role focuses on designing, implementing, and maintaining core infrastructure to support clinical applications and services.

You will blend hands-on engineering with strategic decisions to ensure secure, scalable, and resilient systems aligned with business goals. Responsibilities include migrating apps to Azure, enforcing identity and security controls, and

Qualifications

• Azure Cloud infrastructure experience including IaaS, PaaS, and databases.
• Experience with infrastructure-as-code to provision cloud infra and automate delivery.

Responsibilities

• Design and evolve cloud and on-prem infrastructure with focus on scalability, reliability, and performance; support migration to Azure Cloud.
• Implement identity, access control, and security best practices (Entra ID, RBAC, managed identities, Key Vault).
• Implement infrastructure-as-code using Terraform, ARM/Bicep, or CloudFormation.
• Collaborate with DevOps, Networking, Security, and Engineering teams to deliver robust Azure platform solutions and maintain documentation.
• Manage patching, vulnerability remediation, and secure baselines.
• Work with Product Engineering teams to upskill teams in cloud platform capabilities, infrastructure-as-code, and tooling.

Skills

Azure Cloud

Terraform

PowerShell

Linux

Windows Server

Entra ID

RBAC

Key Vault

Cloud Security

Networking

Tools

Terraform

ARM/Bicep

CloudFormation

Job description

Senior Infrastructure Engineer Epsom & Barbican, London | Hybrid Working (One office day a week) | Permanent | Full-Time Competitive salary available, depending on experience 37.5 hours per week

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.

Key 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.
• Implementing identity, access control, and security best practices (Entra ID, RBAC, managed identities, Key Vault, secure baselines, patching).
• Implementation of 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 within Product Engineering teams and collaborate closely with Product Owners, Architects, Designers, DevOps, QA and Delivery, enabling and upskilling teams in cloud platform capabilities, infrastructure-as-code, and operational tooling.

Required Qualifications

• A core understanding and hands‑on working experience with the Azure Cloud infrastructure, hosting and services e.g. 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.

Role Opportunity

• Working across a variety of clinical applications that deliver various services connected to health care.
• Work closely with cross‑functional product teams to design and implement appropriate cloud native solutions, codifying the infrastructure, configuration, and CI/CD pipelines to automate processes and improve efficiency.
• Work collaboratively with like‑minded colleagues who are focused on improving the health of our nation and making a real difference to peoples’ everyday lives.

Benefits

Here, you can choose from a range of fitness, lifestyle, health and fitness wellbeing rewards, such as:

• Free gym membership
• Health assessments
• Retail discounts
• Pension options

We want you to love coming to work, feeling healthy, happy and valued. That’s why we’ve developed a benefits package with you in mind.

About Nuffield Health

Nuffield Health is the UK’s largest healthcare charity. For over 60 years, we’ve been working to make the UK fitter, healthier, happier and stronger, all for the public benefit. We do this through our family of 31 award‑winning hospitals, 113 fitness and wellbeing centres, healthcare clinics and over 100 workplace wellbeing services. As a charity, we reinvest all our income into our services, into pioneering improvements in care, and most importantly into our social impact programmes, which are designed to support people who would not normally be able to afford or access our services. It’s all part of our mission to give everyone the care they need and to build a healthier nation.