Azure Cost Optimisation Strategies for the Public Sector

How can the public sector reduce Azure costs without impacting performance?

The adoption of cloud computing has transformed the way organisations operate, and the UK’s public sector in no exception. Local councils, NHS trusts, and government departments across the UK are increasingly relying on Microsoft Azure to modernise their IT infrastructures, improve service delivery, and enhance citizen engagement.  

Azure – Microsoft’s cloud computing platform – has, in many ways, become a cornerstone of these digital transformation efforts, enabling the public sector to innovate rapidly, streamline processes, and adapt to the evolving needs of citizens.

However, as cloud usage expands, so do the associated costs. Efficient management of these expenses is crucial for public sector entities to ensure they deliver maximum value to taxpayers. This article explores the growing reliance on Azure in the UK public sector, strategies for cost optimisation, and the long-term benefits of a well-managed cloud environment.

The growing role of Azure in the UK public sector

Azure’s scalability, security, and broad range of services—including virtualisation, identity management, and multi-cloud integration—make it a preferred choice for public sector organisations who leverage it for a wide range of applications, including:

• Citizen portals: Hosting websites and applications that allow citizens to access services such as council tax payments, licensing, and benefits management.
• Data analytics: Leveraging Azure’s data and AI capabilities to analyse large datasets for insights into healthcare, education, and urban planning.
• Disaster recovery: Ensuring continuity of services through Azure’s robust disaster recovery solutions, which are essential for critical services such as NHS operations and local government systems.
• Smart city initiatives: Powering IoT-based solutions for traffic management, energy efficiency, and public safety in cities like London, Manchester, and Glasgow.

The flexibility and reliability of Azure make it an ideal choice for the public sector. However, without proper cost management, the financial benefits of cloud adoption can quickly diminish.

Key Azure cost optimisation strategies

Cost optimisation in Azure is not just about reducing expenses; it’s about ensuring that every pound spent contributes to delivering better public services more efficiently. This might include:

Rightsizing resources

Many organisations overprovision cloud resources, so it helps to regularly analyse workload demands and select cost-efficient VM sizes (e.g., burstable VMs for intermittent workloads).

Utilising reserved instances (RIs)

Reserved instances allow organisations to commit to a specific VM type for a one- or three-year term in exchange for substantial discounts. This strategy is ideal for predictable workloads such as government websites or recurring data processing tasks and can save up to 72% compared to pay-as-you-go pricing.

Implementing autoscaling

Many public services experience fluctuating demand. Autoscaling allows organisations to scale resources dynamically based on demand to prevent overpaying during low-usage periods (e.g., Scale up for peak NHS appointment bookings, scale down after peak hours).

Leveraging Azure hybrid benefit

Organisations with existing Windows Server or SQL Server licences can reduce costs by using Azure Hybrid Benefit. This approach maximises the value of on-premises investments while transitioning to the cloud.

Using Azure cost management tools

Azure’s built-in cost management and billing tools provide detailed insights into spending patterns. By setting budgets, monitoring costs, and identifying inefficiencies, UK public sector entities can maintain financial discipline.

Adopting serverless computing

For applications with irregular or low usage, serverless options like Azure Functions or Azure Logic Apps can eliminate the need to pay for idle resources. These services bill only for the actual execution time, making them ideal for event-driven applications.

Optimising storage

Azure offers multiple storage tiers, including hot, cool, and archive. Public sector organisations can optimise costs by aligning data storage needs with the appropriate tier. For instance, hot tier for frequently accessed data, cool tier for less frequently accessed data (but that still may be needed quickly), and archive tier for long-term storage such as historical records.

Regularly reviewing resource usage

Unused or underutilised resources, such as VMs or storage accounts, should be identified and decommissioned. Conducting regular audits ensures that resources are aligned with organisational needs.

The long-term benefits of cost optimisation

Effective cost optimisation is not just a financial exercise – it’s a strategic initiative with the ability to deliver long-term value to public sector organisations battling against tight budgets. Some of the key benefits might include:

• Increased budget flexibility: By controlling cloud expenditures, UK public sector organisations can allocate savings to other critical areas, such as education, healthcare, or infrastructure development.
• Enhanced citizen services: Cost savings enable councils and government departments to reinvest in technology upgrades and innovative projects, resulting in improved citizen experiences and service delivery.
• Improved accountability: Transparent cost management ensures that taxpayer funds are used responsibly. Detailed reporting and budgeting foster trust and confidence among citizens
• Scalability without overspending: Cost optimisation allows organisations to scale their Azure deployments efficiently, accommodating growth without financial strain.
• Sustainability: Optimised cloud operations contribute to environmental sustainability by reducing energy consumption and waste associated with overprovisioned resources.

Overcoming challenges in cost optimisation

[textframe]While cost optimisation delivers significant benefits, public sector organisations often struggle with: 

Lack of cloud expertise: Many IT teams lack the deep cloud cost management knowledge needed to optimise Azure.

Solution: Work with an Azure-certified partner to implement cost-saving best practices.

Managing multi-cloud complexity: Many public sector organisations operate across hybrid and multi-cloud environments.

Solution: Establish a unified governance framework to track cloud usage effectively.

Cultural resistance to change: Cloud cost optimisation requires a shift in mindset towards proactive cost control.

Solution: Encourage cross-department collaboration (IT, finance, operations) to align spending with organisational goals.

To ensure a successful Azure cost optimisation, public sector entities might think about working with a managed service provider (MSP), one that can help them enhance their cloud computing operations across multiple dimensions and adopt best practices, e.g.:

Establishing a cloud governance framework: Defining policies and procedures for resource provisioning, usage, and cost monitoring to ensure consistent practices across the organisation.

Fostering collaboration: Encouraging collaboration between IT, finance, and operations teams to align cloud spending with organisational goals.

Leveraging their expertise: Partnering with an Azure-certified consultant or an MSP can help organisations gain insights and expertise tailored to their unique needs and helps foster continuous improvement.

Continuously monitoring and adapting: The cloud landscape evolves rapidly. Regularly reviewing and updating cost optimisation strategies ensures alignment with changing requirements and opportunities. [/textframe]

How can an MSP help? 

The public sector’s reliance on Azure is set to grow as government bodies continue to embrace digital transformation. While cloud adoption offers unparalleled opportunities to enhance citizen services, unchecked costs can undermine these benefits. By implementing robust cost optimisation strategies, public sector organisations in the UK can ensure they deliver value for money, enhance service delivery, and build trust with their constituents.

Working with an MSP like Littlefish can accelerate Azure cost optimisation by:

Defining a cloud governance framework – Establishing policies for cloud cost management.

Enhancing collaboration – Aligning IT and finance teams to monitor spending.

Bringing cloud expertise – Implementing cost-saving strategies tailored to public sector needs.

Providing continuous monitoring – Keeping pace with evolving cloud capabilities and cost-saving opportunities.
If you would like to speak to our approachable and knowledgeable cloud experts about utilising Littlefish’s cloud cost optimisation service, please get in touch using the button on this page.