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How to Optimize Your IT Budget

Updated 26 March 2026

Ten proven strategies to reduce your IT costs without impacting capability. Most organisations can find 15-25% savings in their current IT spend with focused effort.

Software

1. Conduct a full SaaS audit annually

5-15% of software budget

The average organisation is paying for 30-50% more SaaS licences than it actually uses. An annual audit that cross-references provisioned licences against login activity typically reveals 15-25% of spend that can be cut or consolidated without any impact on productivity. Tools like Torii, Zluri, or even a spreadsheet from your finance team work.

Infrastructure

2. Rightsize your cloud infrastructure

20-35% of cloud spend

Cloud over-provisioning is endemic. Most workloads run on instances that are 2-3x larger than needed. A cloud rightsizing project using AWS Compute Optimizer, Azure Advisor, or a third-party tool like CloudHealth typically identifies 20-35% cost reduction opportunities with no performance impact.

Security

3. Move from reactive to proactive security investment

Reduces incident cost by 60-80%

The cost of a security incident is 3-10x the cost of preventing it. Moving budget from incident response to proactive controls (MFA everywhere, EDR, regular pen testing) is almost always the highest ROI security investment. If security is below 10% of your IT budget, this is where to reallocate first.

Software

4. Consolidate your vendor estate

8-18% of total IT budget

Most IT organisations have accumulated 3-5 overlapping tools in each category. Video conferencing, project management, documentation, and file storage are the worst offenders. Consolidating to one primary tool per category and negotiating volume pricing typically saves 10-20% of the software budget.

Infrastructure

5. Implement FinOps practices for cloud governance

15-30% of cloud costs

Cloud costs without governance grow 20-40% per year regardless of business growth. FinOps practices (tagging all resources, setting budget alerts, weekly cost reviews, showback to teams) bring cloud spend growth in line with business growth and create accountability for overspend.

Infrastructure

6. Use reserved instances and committed use discounts

30-60% on eligible workloads

Paying on-demand for stable baseline workloads is expensive. Reserved instances (AWS), savings plans, or committed use discounts (GCP) for predictable workloads cut costs by 30-60% compared to on-demand. Analyse 90 days of usage history to identify candidates for reservation.

Personnel

7. Shift from in-house support to managed services for non-core functions

10-25% of support costs

For functions like helpdesk, infrastructure monitoring, and backup management that are not differentiating, managed service providers often deliver the same capability at lower cost than in-house teams. The saved headcount can be reinvested in strategic IT capabilities.

Infrastructure

8. Address technical debt systematically

Reduces maintenance costs by 15-30%

Legacy systems that require disproportionate maintenance spend are often candidates for replacement or decommission. A technical debt register with estimated maintenance cost vs replacement cost helps prioritise this work. Reducing technical debt improves delivery velocity and reduces support costs.

Software

9. Negotiate software renewals 90 days in advance

3-12% on software licences

Vendors are most motivated to negotiate when they think they might lose you. Starting renewal conversations 90 days before contract end gives you the most leverage. Even a modest 5-8% reduction compounded across all major software contracts adds up to significant annual savings.

Governance

10. Build a continuous cost visibility culture

Sustains all other savings over time

Point-in-time optimisations fade without ongoing visibility. Building real-time cost dashboards, monthly IT spend reviews with business unit leaders, and making cost a first-class metric alongside performance and availability creates the culture that sustains savings and prevents creep.

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