Hiring in the United Kingdom: EOR & Compliance Guide

Overview

If you are hiring your first 1-10 employees in United Kingdom, using an EOR is usually the lowest-risk option because onboarding often starts in 2-6 weeks, while entity setup can take several months.

The UK is one of the easier European markets for EOR employment, a single tax authority (HMRC), clear statutory minimums, and a well-documented legal framework. Employer costs run 15–20% above gross salary when you include National Insurance and pension. Unfair dismissal protection kicks in after 2 years of service, giving employers more flexibility in the first 24 months than most of continental Europe.

Setting up a UK Ltd takes 1–2 days through Companies House. That part is simple. The complexity starts after incorporation: registering for PAYE with HMRC, enrolling in a workplace pension scheme with The Pensions Regulator, securing employer’s liability insurance, and running compliant monthly payroll with Real Time Information (RTI) submissions. For a single hire, the overhead doesn’t justify the cost. For 5–10 hires while you’re still testing the UK market, an EOR absorbs all of that and lets you focus on whether the hire works out — not whether your RTI filing was on time.

Three bodies matter. HMRC handles tax, PAYE, and National Insurance enforcement — get NIC calculations wrong and they’ll assess you plus interest. The Pensions Regulator oversees auto-enrollment compliance and has fined employers for late contributions. ACAS (Advisory, Conciliation and Arbitration Service) handles workplace disputes before they reach an employment tribunal. Most EOR providers deal with all three on your behalf, but you should know who’s on the other side of the table if something goes wrong.

Key Employment Facts

Item	Detail
Minimum wage	£11.44/hr (National Living Wage, age 21+)
Working hours	48 hrs/week max (Working Time Regulations); employee can opt out in writing
Probation period	Not statutory; market practice is 3–6 months
Notice period	Statutory: 1 week per year of service (min 1 week, max 12 weeks); contractual notice often longer
Severance	Statutory redundancy: 0.5–1.5 weeks’ pay per year of service, capped at £700/week
Paid leave	28 days/year including bank holidays (5.6 weeks for full-time)
Employer costs %	~13.8% Employer NIC (above £9,100/year threshold) + 3% minimum pension contribution

Statutory Benefits

Employers must provide: auto-enrollment pension (minimum 3% employer + 5% employee on qualifying earnings), 28 days paid annual leave, Statutory Sick Pay (£116.75/week for up to 28 weeks), Statutory Maternity Pay (90% of average earnings for 6 weeks, then £184.03/week for 33 weeks), and paternity leave (2 weeks).

Beyond the basics, Shared Parental Leave lets parents split up to 50 weeks of leave and 37 weeks of pay between them. The mother must curtail her maternity leave to unlock it. In practice, uptake remains low — roughly 2–4% of eligible parents — but your EOR still needs to administer it correctly if an employee requests it. Statutory Adoption Pay mirrors maternity pay: 90% of average earnings for 6 weeks, then the flat statutory rate for 33 weeks.

Statutory Sick Pay has been under scrutiny since COVID. The current rate (£116.75/week) is among the lowest in Europe, and there’s ongoing government discussion about removing the 3-day waiting period and extending coverage to lower earners. For now, many employers offer enhanced sick pay contractually — your EOR should be clear about whether their standard contract includes any enhancement or just the statutory minimum.

Pension auto-enrollment has a catch that surprises some employers: employees who opt out must be re-enrolled every 3 years from the opt-out date. The EOR handles this automatically, but it means your cost projections should assume most employees will be enrolled at some point, even if they initially opt out.

One area that blurs the line between benefits and compliance is IR35. If you’re converting a UK contractor to an employee, the EOR route eliminates IR35 risk entirely — the worker is unambiguously employed, NIC and PAYE are deducted at source, and there’s no determination to get wrong.

The NHS handles healthcare, private medical insurance isn’t required but is a common benefit for competitive employers. Most EOR providers include private health as part of their UK benefits package.

Work Visas and Immigration

Post-Brexit, every non-UK/Irish worker needs a visa. There are no free movement rights for EU nationals anymore — a French developer needs the same Skilled Worker visa as a Brazilian one. This shifted the UK from one of Europe’s easiest markets for cross-border hiring to one that requires active visa sponsorship for most international talent.

Visa/Permit Type	Who It’s For	Duration	Processing Time
Skilled Worker Visa	Workers with a job offer at RQF Level 3+ and salary above £38,700 (or going rate, whichever is higher)	Up to 5 years	3–8 weeks
Global Talent Visa	Leaders or emerging talent in tech, science, arts, humanities	Up to 5 years	4–8 weeks (endorsement + visa)
Scale-up Worker Visa	Workers hired by qualifying scale-up companies, salary £36,300+	2 years	3–8 weeks
Intra-Company Transfer (Senior/Specialist)	Transferees from overseas group companies, salary £48,500+	Up to 5 years	3–8 weeks

The EOR must hold a Home Office Sponsor Licence to issue Certificates of Sponsorship (CoS) for Skilled Worker visas. This is non-negotiable — without a valid Sponsor Licence, the EOR cannot legally employ non-UK workers who need sponsorship. Confirm your EOR has an active licence (searchable on the gov.uk register of sponsors). The EOR assigns a CoS, the worker applies for the visa, and UKVI processes the application. Priority service (£500) cuts processing to around 5 working days; super-priority (£1,000) delivers a decision by the next working day for in-country applications.

The salary threshold is the biggest constraint. The April 2024 increase to £38,700 general threshold priced out many mid-level roles that previously qualified. Going-rate exceptions exist for specific SOC codes (a data analyst might have a lower going rate than the general threshold), and new entrants (under 26, recent graduates, PhD holders) qualify for a 30% discount. The Immigration Skills Charge adds £364/year for small sponsors or £1,000/year for medium/large sponsors per worker — paid upfront for the visa duration. This is a cost to the EOR entity, passed through to you. Factor it into your budget: for a 3-year Skilled Worker visa at the medium/large rate, that’s £3,000 before the worker starts.

Top EOR Providers for United Kingdom

Remote operates an owned UK entity with comprehensive benefits and strong HMRC compliance. Deel offers the fastest UK onboarding (1–2 days) and handles PAYE/NIC without friction. Omnipresent provides competitive UK pricing (~$499/mo) with dedicated account support. Rippling runs native UK payroll, which means EOR isn’t needed if you’re already on their platform.

For your first UK hire, Deel’s speed is hard to beat — you can have someone on payroll within 48 hours with contracts generated automatically. Remote is the better fit if you want the assurance of a provider that owns its UK entity outright rather than relying on a local partner, which matters if you’re planning to scale past 10 employees. Omnipresent sits in the middle on pricing and is worth considering if dedicated account management matters more than platform polish. Rippling only makes sense if you’re already using their HR stack; bolting on their EOR to an existing Rippling deployment is seamless, but adopting the full platform just for one UK hire is overkill.

Employer Cost

UK employer costs are straightforward: Employer National Insurance Contributions (NIC) at 13.8% on earnings above the Secondary Threshold (£9,100/year, or £758/month), and a minimum 3% employer pension contribution under auto-enrollment on qualifying earnings (£6,240–£50,270/year). Employer’s Liability insurance is legally required for any UK employer — typically £500–£1,500/year.

For a developer on a £60,000 salary: Employer NIC = 13.8% × (£60,000 − £9,100) = ~£7,024. Auto-enrollment pension: 3% of qualifying earnings (£60,000 − £6,240 = £53,760 × 3%) = ~£1,613. EOR platform fee: ~£5,700–£7,100/year ($599/month). Total annual employer cost: approximately £74,300–£75,700. Budget roughly 25–30% above gross salary when combining NIC, pension, and EOR fees.

Note: The Employment Allowance (£5,000/year credit against employer NIC) applies to eligible small employers but generally not to EOR entities employing multiple clients’ staff. Verify whether your EOR passes through any employment allowance benefit — most don’t, and you should not assume it.

Termination Rules

The UK’s termination framework is employer-friendlier than most of Europe, with one critical threshold: the 2-year qualifying period for unfair dismissal claims.

Under 2 years’ service: Employees can be dismissed with notice for any non-discriminatory, non-whistleblowing reason. No unfair dismissal claim is possible. This gives UK employers genuine flexibility in the first 24 months — more than Germany, France, or the Netherlands at any tenure point. Standard practice: serve notice or pay in lieu, clear statutory entitlements (accrued holiday), and issue a P45.

After 2 years: Dismissal requires a fair reason (misconduct, capability, redundancy, statutory restriction, or SOSR — “some other substantial reason”) AND a fair process. For misconduct: investigation, written warning, right to appeal, formal hearing, and documented decision. For capability (poor performance): documented concerns, opportunity to improve, and reasonable adjustments if disability is involved. For redundancy: genuine selection criteria, individual consultation, consideration of alternatives, and statutory redundancy pay (0.5–1.5 weeks’ pay per year of service by age bracket, capped at £700/week).

Discrimination claims: No qualifying period and no cap on compensation. Age, sex, race, disability, religion, sexual orientation, and maternity/pregnancy protection apply from day one. This is where the real financial risk sits — discrimination claims at employment tribunal regularly exceed six figures.

Notice periods (statutory minimums): 1 week per completed year of service, minimum 1 week, maximum 12 weeks. Contractual notice typically extends this to 1–3 months for professional roles.

Practical playbook: For employees under 2 years, serve notice in writing and pay out accrued holiday. For employees over 2 years, ensure the EOR manages any disciplinary or redundancy process — a procedural misstep makes the dismissal unfair regardless of the underlying facts.

Frequently Asked Questions

When does unfair dismissal protection apply, and what does it cost?

Employees gain unfair dismissal rights after 2 years of continuous service. Before that, you can dismiss with notice for any non-discriminatory reason. After 2 years, you need a fair reason (misconduct, capability, redundancy, statutory restriction, or “some other substantial reason”) and a fair process. Unfair dismissal compensation is capped at the lower of £115,115 or 52 weeks’ pay, but discrimination claims (no qualifying period, no cap) are where the real financial risk sits.

How does the EOR handle UK pension auto-enrollment?

The EOR, as the legal employer, manages auto-enrollment obligations: enrolling eligible employees, processing contributions through a qualifying scheme, and filing with The Pensions Regulator. Employer minimum is 3% of qualifying earnings; employee minimum is 5%. Employees can opt out within one month but must be re-enrolled every 3 years. The EOR handles all of this, you just approve the cost.

What’s the total cost of employing someone on a £60,000 salary through an EOR?

Rough breakdown: £60,000 salary + ~£7,000 Employer NIC (13.8% on earnings above threshold) + ~~£1,600 pension (3% of qualifying earnings) + EOR fee (~~£5,700–£7,100/year at $599/mo) = approximately £74,300–£75,700 total annual cost. Private health insurance, if included by the EOR, adds another £500–£1,500/year. Budget 25–30% above gross salary for total employer cost including EOR fees.

How does IR35 affect contractor-to-employee decisions in the UK?

IR35 determines whether a contractor is effectively an employee for tax purposes. Since April 2021, medium and large companies (not the contractor) must make the determination. If HMRC disagrees with your assessment and rules the contractor is “inside IR35,” the client company — not the contractor — pays the unpaid income tax and National Insurance plus penalties. The financial exposure on a £100,000/year contractor incorrectly classified as outside IR35 can reach £30,000–£40,000 in back taxes and NIC for a single year.

This is why many companies convert UK contractors to EOR employees outright. Once someone is employed through an EOR, there is no IR35 determination to make — they’re on payroll, PAYE is deducted, NIC is paid, and the question disappears. The trade-off is a higher gross cost (employer NIC + pension + EOR fee), but you eliminate the compliance risk entirely. If you have contractors working full-time, on your equipment, with no substitution rights, they’re almost certainly inside IR35 anyway — and the EOR route just makes it clean.

To connect this guidance with live hiring demand, see hiring your first international employee and remote jobs by country.