Outsourced HR Cost vs In-House: The More Cost-Effective Choice

Outsourced HR cost is a major consideration for many businesses — and that’s never been more relevant than now. When it comes to managing HR in your business, cost is often a key factor. With rising wages, increased Employer National Insurance contributions, and general overheads climbing, many employers are feeling the financial pressure. As a result, businesses are reviewing their outgoings more closely and looking for smarter ways to operate without compromising on quality — and HR is frequently one of the first areas under review.

Whether you’re a small start-up or a growing SME, the decision between building an in-house HR team or outsourcing your HR support can have a significant impact on your bottom line. In this blog, we break down the cost differences and explain why an outsourced HR cost is often the more cost-effective and flexible choice for today’s businesses.

Jump to a Section:

The True Cost of In-House HR

Hiring in-house HR staff means more than just covering a salary. You also have to consider:

  • National Insurance contributions
  • Pension contributions
  • Training and development
  • Software and system costs
  • Office space and equipment
  • Paid holidays, sick leave, and other benefits

Even a junior HR professional can cost upwards of £29,000 per year (Glassdoor) once all these extras are factored in — and that’s before you scale up to a full team or bring in senior expertise.

Flexibility and Scalability

One of the biggest benefits of outsourced HR cost is scalability. You only pay for what you need — whether that’s occasional support or a fully managed HR service. There’s no need to worry about covering absences, training new hires, or managing a team internally.

This model is ideal for businesses that experience seasonal peaks, are going through change, or want to grow without the overheads of a full HR department.

Expertise Without the Expense

HR laws and best practices are always evolving. With outsourced HR, you’re not relying on one person to stay up to date — you’re backed by a team with diverse expertise and access to the latest legal updates and industry knowledge. That reduces the risk of costly mistakes or compliance issues.

A Predictable, Manageable Cost

Outsourced HR cost and services typically operate on a monthly fee or pay-as-you-go basis, which means you can budget more accurately. There are no hidden costs, no recruitment fees, and no long-term contracts tying you down.

The HR Booth Services and Pricing

HR Retainer

Our HR Retainer costs start from £159 for businesses with up to 10 employees, to £519 for business with 151 – 200 staff. We offer bespoke packages for businesses with 200+ employees. You can take a look at the full list of prices on our website.

This Package includes:

  • Direct call (video or phone) and email support from a dedicated HR expert.
  • Maintenance of HR documents with updated provided as and when legislation changes.
  • Update contract of employment and support with re-issuing updated terms when needed.
  • Employment law updates
  • Access to a HR software system
  • Audit all HR documents
  • Monthly HR Newsletter

Pay as You Go

As for our Pay as You Go service, our outsourced HR cost is as follows:

Hourly Rate

  • In Person: £80
  • Remote Support: £65

Daily Rate

  • £600

Employee Contract / Handbook

A review of your Employee Handbook or one-off contract of employment usually costs between £600 – £1,000.

The HR Booth Outsourced HR Costs Compared to In-House Support

When you compare the cost of outsourcing HR through The HR Booth against hiring in-house, the savings are clear. However, it is important to look beyond the obvious financial savings and think about the overall value your business gains.

With The HR Booth, you are not just saving money — you are accessing a wider pool of expertise, faster response times, and a proactive approach to HR management. Rather than relying on one or two individuals, you benefit from a full team of specialists who can provide advice on complex issues, help prevent problems before they arise, and keep your business compliant with ever-changing employment laws.

Our outsourced HR cost is straightforward and transparent, starting from just £159 per month depending on your headcount. There are no hidden costs, and you can easily scale the level of support up or down as your business needs change. This flexibility is something an in-house HR team simply cannot offer without increasing your long-term commitments.

Flexible Cover

Outsourced HR is also an ideal solution for covering temporary leave, such as maternity leave. In smaller businesses, where HR roles are often held by one person, any extended leave can create pressure and disruption.

Instead of recruiting a costly temporary replacement, outsourcing allows you to bring in experienced HR professionals who can step in quickly and seamlessly. There’s no lengthy handover or training needed — just reliable, compliant support when you need it most.

Whether it’s maternity cover, or extra help during busy periods, outsourced HR cost comes with flexible, cost-effective support that keeps things running smoothly.

Conclusion: Smarter Spending with Outsourced HR

With employer costs continuing to rise — from increased wage bills to higher National Insurance contributions — it’s no surprise that businesses are re-evaluating how and where they spend. Many are actively seeking more cost-effective alternatives that still deliver the support and expertise they need.

Outsourced HR is one of those solutions. It provides access to professional, compliant, and flexible HR support without the overheads of an in-house team. For growing businesses feeling the financial strain, an outsourcing HR cost is not just a smart move — it’s a practical, sustainable way to manage people and processes while keeping costs under control.

Manufacturing HR Services: Case Study in Growth & Success

Manufacturing HR Services: Case Study in Growth & Success

When businesses search for Manufacturing HR Services, they are often looking for more than just basic HR support. They need a partner who understands the realities of scaling operations, managing multiple sites, and supporting leadership through periods of change. ...

Occupational Health in Manufacturing: Cost or Investment?

Occupational Health in Manufacturing: Cost or Investment?

Occupational health in Manufacturing is still seen as a reactive cost, something used only when issues arise or absence levels increase. But ignoring occupational health is often far more expensive than using it. From an HR perspective, early intervention can prevent...

Accidents in the workplace: Employer Guide

Accidents in the workplace: Employer Guide

As an employer, you have a legal responsibility to keep your staff safe and prevent accidents in the workplace. This can be achieved by providing appropriate health and safety training, supplying the correct equipment such as PPE, and ensuring machinery and equipment...

Key Employment Law updates: Employer Costs and Law Checklist

Key Employment Law updates: Employer Costs and Law Checklist

Even more employment law updates will come in to force in April. As you will be aware there are key updates that have emerged that will impact businesses and it's important to ensure you are fully compliant and on the right side of employment law. Key changes include...

AI in Recruitment: can employers use AI to shortlist candidates

AI in Recruitment: can employers use AI to shortlist candidates

AI in recruitment is becoming a key tool for businesses looking to improve efficiency and make smarter hiring decisions. From screening CVs to identifying top talent, this system is increasingly being used to streamline time-consuming recruitment tasks, allowing...

New Holiday Recording Rules From 6 April 2026

New Holiday Recording Rules From 6 April 2026

From 6 April, new holiday recording rules requires employers to retain detailed records of holiday pay and leave for a minimum of six years from the date they are created. This applies to all workers, including part-time and those on irregular hours. It also covers...