PEO vs. EOR: A UK Employers Guide To Hiring

Your next hire could be anywhere in the world. That’s the reality for thousands of small and medium businesses expanding right now.

But global ambition comes with a catch. The moment you start hiring across borders, you’re not just finding the right person for the role. You’re navigating foreign payroll systems, unfamiliar employment laws, tax obligations you’ve never encountered and the risk of getting something wrong in a jurisdiction where you have no safety net.

Most businesses hit a wall here because the infrastructure to do it properly isn’t obvious.

Two models exist to solve exactly this problem: a Professional Employer Organisation (PEO) and an Employer of Record (EOR). Both take employment admin off your plate and handle the HR complexity you don’t want to manage yourself, but they work differently  and choosing the wrong one for your situation can slow you down rather than speed you up.

This guide breaks down how each model works, where each one fits and how to figure out which is right for your business right now.

What is a PEO?

A Professional Employer Organisation (PEO) provides outsourced HR services, such as payroll processing, benefits administration, and compliance support. In a typical UK PEO arrangement, your business remains the legal employer of your staff, while the PEO acts as a service provider, handling HR and payroll administration on your behalf.

It’s worth noting that the terms PEO and Employer of Record (EOR) are sometimes used interchangeably in the UK. However, unlike a PEO, an EOR acts as the legal employer of the worker, taking responsibility for employment contracts and statutory employment obligations.

This model works well when you already have a legal entity in the country where you’re hiring and want to hand off the admin. Think of it as a way to get the employment infrastructure without building it yourself.

In the UK, that means handing off the complexity of PAYE (Pay As You Earn) submissions to HMRC, auto-enrolment pension obligations, National Living Wage compliance and the administrative weight of staying current with the Employment Rights Act and Working Time Regulations.

A PEO is worth considering when you want to:

• Streamline employment admin in a market where you’re already established.
• Reduce the cost and complexity of running payroll and compliance in-house.
• Scale your existing local team without building out a full HR function.

Where a PEO has limitations is when you want to hire somewhere your business isn’t yet established. To use a PEO in a new country, you need a local legal entity first — which means registering with Companies House, setting up a PAYE scheme with HMRC and navigating local compliance before anyone can start. That’s where the EOR model comes in.

What is an Employer of Record (EOR)?

An Employer of Record lets you hire employees in another country without needing to set up a local entity first. The EOR becomes the legal employer for your team members in that country, handling everything from contracts and payroll to taxes, benefits and compliance with local employment law.

With an EOR, you keep full operational control and still manage your employees’ work, projects and performance. The EOR handles everything behind the scenes for you.

This is exactly what HeroForce does. Employment Hero becomes the legal employer for your staff, locally or internationally, so you can hire anywhere without the admin overhead. Contracts, payroll, tax and compliance are all taken care of from day one, whether that’s HMRC reporting in the UK or tax obligations in any of the 180+ countries we cover.

An EOR is worth considering when you want to:

• Hire in a country where you don’t yet have a legal entity.
• Move quickly into a new market without months of setup.
• Remove the complexity of managing employment obligations across multiple countries.

How liability works under PEO and EOR

The PEO or EOR takes full responsibility as the legal employer in both scenarios. That means they are responsible for ensuring pay compliance, that minimum conditions of employment are met and that employment matters are dealt with appropriately, including adherence to UK statutory rights. There is a shared liability when it comes to managing work, health and safety and eliminating discrimination and harassment in the workplace.

How does this impact workplace culture?

The business using an EOR or PEO still maintains full control over hiring decisions, managing day-to-day performance and direction and workplace culture.

Which model is right for your business?

The right choice depends on where you’re hiring and what your business already has in place.

A PEO tends to be the better fit if you:

• Already have a legal entity in the country where you’re hiring.
• Want to outsource employment admin without changing your existing structure.
• Are focused on making operations more efficient instead of expanding into new markets.
• Want to provide best-practice local employment infrastructure including efficient HR practices and employee benefits.

An EOR tends to be the better fit if you:

• Want to hire in a country where you don’t have a legal entity.
• Need to move quickly without months of setup.
• Are expanding into multiple markets and want one consistent employment model across all of them.

Hiring doesn’t have to be this complicated

Whether you’re hiring your next local team member or building a team across multiple countries, employment admin shouldn’t be what slows your business down. From contracts and payroll to tax, compliance and changing employment regulations, the operational burden can quickly distract from what really matters, growing your business.

HeroForce is designed to remove that friction. Employment Hero becomes the legal employer for your staff, locally or globally, taking care of contracts, payroll, tax and compliance so you don’t have to. You stay focused on leading your team and driving performance, while we handle the complexity behind the scenes.

With access to a marketplace of 2.3M+ global jobseekers, AI-assisted candidate screening and the ability to hire in 180+ countries without setting up a local entity, HeroForce supports every stage of growth — from your first hire to full international expansion.

If you’re ready to remove the barriers slowing down your hiring, see how it could work for your business.

Disclaimer: The information in this article is current as at June 2026, and has been prepared by Employment Hero Pty Ltd (ABN 11 160 047 709) and its affiliates (Employment Hero). The views expressed in this article are general information only, are provided in good faith to assist employers and their employees, and should not be relied on as professional advice. Some information is based on data supplied by third parties. While such data is believed to be accurate, it has not been independently verified and no warranties are given that it is complete, accurate, up to date or fit for the purpose for which it is required. Employment Hero does not accept responsibility for any inaccuracy in such data and is not liable for any loss or damages arising directly or indirectly as a result of reliance on, use of or inability to use any information provided in this article. You should undertake your own research and seek professional advice before making any decisions or relying on the information in this article.