UK businesses with 50–200 employees need HR software that offers core people management functionality in addition to having the option to integrate with payroll.
At this business size, a lightweight system, or the lack of one, poses a risk, while larger, enterprise HR software is not yet worth the investment.
This guide covers what to look for, the UK compliance requirements your system must handle and how IRIS’ Staffology HR addresses each requirement.
Key takeaways:
- The 50–200 employee size is a distinct milestone for businesses, as you’ve outgrown spreadsheets and basic absence tools, but you don’t yet need enterprise-scale HR software.
- Workplace compliance becomes increasingly troublesome and difficult to manage without the right tools, with a range of legislative changes, such as the Employment Rights Act 2025, greatly impacting your business.
- Integration between HR and payroll becomes even more important, as each new employee is another set of data to manage, leading to a greater risk of duplicate data entry and the errors that come with it.
- Buy HR software that can scale, rather than just meet the needs of today, as replacing your HR system regularly costs more time and money.
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What changes with HR when you reach 50–200 employees?
Once your business reaches 50–200 employees, HR admin begins to scale and the associated risk also increases.
Processes that worked for managing a team of 20, such as a shared holiday spreadsheet or contracts stored in a SharePoint folder, begin to crack under the pressure of a bigger business size.
Managing several teams, multiple new starters and a growing set of statutory obligations requires dedicated HR software.
However, at this stage, enterprise HR software is disproportionate to your needs, as it’s built for thousands of employees, and the costs and implementation reflect that.
Instead, a 50-200 employee business requires HR software that can easily fit into your existing workflows and has the option to scale as you grow.
What HR software looks like for a 50-200 employee business
HR software for 50–200 employees should give you:
- A single location for all employee records: one place where all employee personal details, contracts, salary history, absence and documents live securely together.
- HR automation:routine HR tasks run themselves, cutting admin and the risk of things being missed.
- Connected payroll: the option to integrate HR and payroll ensures employee data flows between systems without you having to manually re-key information.
- Employee and manager self-service: everyday requests, such as requesting holidays, can be handled directly by employees and managers without going through HR.
- Workforce reporting:information on key HR areas, such as absences, headcount and turnover, is available directly within the system.
- Audit trail: the system keeps a record of who changed what and when, which you can easily produce on request.
- Security: role-based access controls, data encryption and defined retention rules ensure your sensitive data is protected and compliant with UK GDPR.
Every manual HR process is a time-consuming, single point of failure.
At this size of business, you typically don’t have a large HR team, meaning the tools you deploy need to work with you, not against you.
What do UK businesses with 50–200 employees need from their HR software?
At this headcount, there are ten criteria that matter most, which you can use as part of your evaluation framework.
| HR software criteria | Why it matters at 50–200 employees |
| UK statutory compliance | UK workplace compliance is ever-changing, creating non-stop pressure for businesses. Contracts, holidays, family leave, right-to-work, employee data under GDPR and fair treatment at work are just a few of the compliance areas which become more troublesome as your business grows. |
| Employee records and document management | Contracts, right-to-work evidence and statutory documents scattered across shared drives and inboxes become a liability at this size. You need a single secure location where records can be found and produced on request, particularly if a dispute arises. |
| Absence and holiday management | With 50–200 employees, you need multi-team tracking to help manage statutory versus contractual entitlements. |
| Recruitment, onboarding and offboarding | At this business size, hiring volume climbs, creating additional work if adequate processes aren’t in place. With increased recruitment comes greater onboarding pressure, ensuring new starters get the best possible experience. Structured offboarding also protects your data and access controls. |
| Integrated payroll | With 50-200 employees, the level of manual input required to run payroll becomes incredibly error-prone, emphasising the importance of integration. For those lacking payroll expertise in-house, payroll outsourcing becomes another viable option. |
| Employee and manager self-service | Without dedicated self-service tools, more employees means more admin, taking your time away from other more strategic work. Approvals for holiday, flexible working and family leave also need to route automatically rather than stalling in an inbox. |
| Performance management | As headcount grows, appraisals and objective-setting become inconsistent across managers. Undocumented feedback is difficult to rely on if a performance decision is later challenged. |
| Reporting and auditability | HR is under growing pressure to evidence decisions, whether that’s on retention, absence, pay or headcount cost. Spreadsheets and disconnected systems can’t answer those burning questions quickly, rarely producing data you can trust. |
| Data protection and security | HR holds the most sensitive data in the business. UK GDPR non-compliance can mean fines of up to £17.5 million or 4% of worldwide turnover. Role-based access, encryption and defined retention rules are baseline requirements, not extras. |
| Cost and pricing structure | At this size, HR software is a considered purchase, but rarely a large capital decision, so what matters most is predictability. Per-employee pricing scales with headcount, which keeps cost proportionate as you grow, but check what sits in the base price and what is modular. |
| Scalability past 200 | What previously worked with 20 employees no longer suffices, and the same will apply as you continue to grow. For example, gender pay gap reporting starts at 250 employees. Rather than replacing a system mid-growth, find something that can future-proof your processes. |
Why integration matters
Disconnected systems, endless data entry and constant firefighting leave HR professionals overworked, frustrated and stretched too thin.
The systems that truly reduce workload are those in which HR and payroll share a single source of truth.
By integrating your HR software with payroll, you can create a seamless and secure data flow.
Connected systems reduce duplication and remove the need for manual data entry as the changes in your HR software automatically flow to your payroll system.
For example, when HR and payroll are connected, a maternity record in HR becomes maternity pay in payroll, or an approved overtime claim flows through to the pay run without anyone re-keying it.
Why self-service is the highest-value feature at this size
In businesses with 50–200 employees, HR teams are typically only a few people, if not a single person.
As such, if every payslip query, address change and holiday request routes through them, the team spends all its time on admin, rather than more strategic work like hiring, retention or manager support.
Self-service moves these admin-based tasks to your employees and managers, enabling them to handle their requests directly.
Data is also more accurate because employees are entering their own information directly.
The small business workshop: understanding HR self-service
Learn more
What UK compliance requirements must your HR software cover?
UK employment law is always changing, but right now is an exceptionally active period.
Your HR software must keep pace with this change.
Buy software that updates for legislation automatically, because at 50–200 employees, your capacity is limited.
Here are a few key areas of note when thinking about compliance.
Employee data
HR holds the most sensitive data in the business, from bank details and home addresses to health information and disciplinary files.
You can’t risk this data getting into the wrong hands.
What’s more, the UK is governed by strict data protection policies, such as UK GDPR, the Data Protection Act and the newer Data (Use and Access) Act.
The rules are strict, and you can’t afford mistakes.
When assessing vendors, ask where the data is hosted, who can access it and what security certifications they hold (ISO 27001 and Cyber Essentials are the two UK buyers most commonly ask for).
Employment Rights Act
The Employment Rights Act has created major disruption in UK compliance, using a phased approach which means businesses have to keep up with regular change.
For example, the recent April 2026 changes have already introduced day-one rights to paternity leave and Statutory Sick Pay (SSP) from the first day of sickness, as well as launching a new Fair Work Agency (FWA).
More changes are coming, including unfair dismissal protection changing to six months’ service, in addition to restrictions on fire-and-rehire practices.
The common thread? Your HR policies and processes all have to adapt to the changing legislation.
For small businesses without a large HR function, it’s a lot of moving parts to manage.
Day-to-day HR processes
Your day-to-day people processes are often where employment law bites.
Every part of the employee lifecycle carries duties, from establishing a Right to Work during recruitment to managing employee leave requests.
Getting these areas wrong not only damages the employee experience, but exposes you to costly tribunal claims.
However, doing things ‘correctly’ is only one part of the puzzle.
Should employee disputes arise, you must be able to show that the correct process was followed; HR processes that live in spreadsheets and inboxes notoriously cause issues, especially if taken to an employment tribunal.
Payroll compliance
Done well, payroll builds trust, but on the flip side, mistakes in payroll can damage the employee experience and incur massive penalties.
However, there’s so much to manage, from ensuring pay is correct and on time to handling Real Time Information (RTI) submissions.
Not to mention that each April, rates and thresholds also change, and from April 2027, we’re seeing a phased approach to the payrolling of benefits in kind (BiK).
If you’re struggling with payroll, you’re not alone.
The Global Payroll Association found that a quarter of UK PAYE employees have had an incorrect payslip, and of those, 78% were underpaid.
This section is a summary of current UK requirements, not legal advice. Every effort has been made to ensure the content is accurate at the time of writing, but details are subject to change. If you require legal advice, please consult a qualified professional.
How IRIS Staffology HR addresses these requirements
Here’s how our HR software, Staffology HR, can help support compliance.
| Your requirements | How IRIS addresses it |
| UK statutory compliance | Staffology HR is updated automatically as legislation changes, whether that’s regular April changes or the Employment Rights Act, ensuring the system is always up to date. |
| Employee records and document management | Store contracts and statutory documents in one location so both employees and managers can easily find them when required. You can also request ‘read signatures’ to help ensure employees have looked at key documents, like the employee handbook or health and safety policies. |
| Absence and holiday | Staffology HR enables staff to view leave balances and request holidays directly in the system. Automation also handles more complex areas, such as prompting return-to-work steps when an employee comes back from sickness. |
| Recruitment, onboarding and offboarding | Whether you use the recruitment module in Staffology HR or integrate with an applicant tracking system such as IRIS Recruitment, a central location helps you keep track of all crucial elements and makes evidencing an objective, fair hiring process in line with the Equality Act less burdensome. When a new employee starts, automations handle repetitive tasks such as sending key documents and capturing online signatures. Offboarding workflows also remove system access and retain the records you need. |
| Integrated payroll | Staffology HR and Staffology Payroll share one platform, so HR changes flow into payroll without re-keying, whether that’s things like Statutory Sick Pay and Statutory Maternity Pay, or changes to National Minimum Wage. If you want to keep an existing payroll provider, pre-built connectors and an open API within Staffology HR enable you to connect and maintain the data flow. |
| Employee and manager self-service | Employees and managers handle everyday requests directly, from holiday bookings and address changes to viewing payslips, without routing through HR. Approval requests for flexible working and family-related leave are sent automatically to the right people, so nothing stalls in an inbox, and Staffology HR creates a documented trail of how each decision was reached. |
| Performance management | Within Staffology HR, managers can set employee objectives and run appraisal processes. Having these key elements of performance management documented in the system reduces the risk of ‘he-said-she-said’, giving you a clear, dated record of feedback and goals. |
| Data protection and security | Staffology HR offers role-based permissions, so a line manager sees their own team and nothing else. It’s covered by ISO 27001 and Cyber Essentials certification, with single sign-on and multi-factor authentication as standard. |
| Cost and pricing structure | Staffology HR starts at £0.76 per employee per month. For a 120-employee business, that is £91.20 a month or £1,094 a year, at the entry tier. Pricing is per employee, per month, so cost tracks headcount rather than stepping up in tiers, and you add modules as you need them. |
| Scalability past 200 | Staffology HR is modular and priced per user, per month, so you add functionality and headcount as you grow rather than replacing the system. For organisations whose HR requirements become more complex at scale, IRIS Cascade provides a further step up. |
How do you move from your current HR setup?
If you’re looking to replace your current setup, we can help.
Here are the most common starting points for businesses with 50-200 employees, and what the process of moving your HR setup entails.
Moving from spreadsheets, shared drives and inboxes
Perhaps the most common scenario at this size, and often the most rewarding.
While your employee data exists, it’s scattered across spreadsheets, folders and inboxes.
For those in this position, when moving to new HR software, expect to spend the bulk of your effort on confirming data quality rather than data transfer.
This typically involves confirming employee records, start dates and holiday balances, as well as deciding which historic records need to be moved across.
Contracts and right-to-work evidence need to be the priority, as these documents are essential if a dispute arises.
Moving from a basic HR tool
When a basic system is in place, your focus will be on exporting what you can; however, expect data models to differ.
While basic tools handle leave relatively well, they rarely hold:
- Contract history
- Salary progression
- Absence reasons
As such, some of this information will need rebuilding rather than importing.
While on the surface this may seem daunting, we encourage you to treat it as an opportunity.
Use this migration to standardise job titles, departments, cost centres and manager hierarchies before they’re locked into a system you’ll use for years.
Moving from an HR system that no longer fits
If your headcount has increased, there’s a good chance you’ve outgrown your current HR system.
Perhaps there’s no audit trail, reporting isn’t able to answer questions or workflows don’t fit current processes.
The good news is that migrating between systems is usually more straightforward as data is already structured.
Instead, the work sits in reconfiguration, mapping your current policies, approval routes and entitlement rules, rather than replicating what the old system forced you to do.
What Staffology HR implementation looks like
With Staffology HR, we aim to make the process quick and simple.
A dedicated project coordinator and team of consultants manage the whole implementation process from start to finish.
Every project is built around your business, but as a guide, it looks a little like this:
1) Introduction
A project coordinator is allocated to your business and becomes your first point of contact.
2) Provisioning
You’ll be sent a short document to complete, giving us what we need to set up your system.
3) System build
Your consultant uses that information to build your system.
4) Data import
If selected as part of your package, we import your existing data into the new system.
5) Training
Detailed training on the system is run by your consultant for you and your team.
6) Go-live
Staffology HR is up and running.
7) Account manager
You’re assigned a named account manager as your point of contact.
8) Ongoing support
You receive access to the Customer Community portal, user guides and technical support.
What should you ask before choosing HR software?
Vendor answers get much more useful when the question is direct and specific.
Take these eight questions into every HR software demo:
- Can you show me the audit trail?
- How does the system handle contract variation?
- What does an employee’s first two weeks in the system look like?
- How do you store right-to-work evidence and prompt on expiry?
- Where is employee data held, who can access it and what security certifications do you hold?
- Can a manager see only their own team?
- When legislation changes, how quickly is the software updated?
- What happens when we pass 200 employees?
Why do UK businesses choose Staffology HR?
- Always compliant:Staffology HR keeps your business up to date with changing workplace regulations, ensuring compliance and reducing risk.
- Security credentials:Staffology HR features ISO 27001 and Cyber Essentials for information security, plus ISO 9001 for quality management.
- Cost-effective and scalable:with transparent per-user pricing and flexible plans, Staffology HR grows with your business, offering a cost-effective solution for companies of all sizes.
- System integration:seamlessly connect Staffology HR with other crucial business systems, like Staffology Payroll and IRIS Recruitment, to streamline processes and improve data accuracy across your business.
- Simplify everyday tasks:Staffology HR automates routine HR processes like absence tracking, holiday management and onboarding workflows, saving you hours of admin work.
- Real-time insights and reporting: turn data into actionable insights with access to dashboards, reports and analytics, helping your team make informed decisions without delay.
What customers say about Staffology HR
“For us, we needed a system that was user-friendly, able to grow with the business and had the right price point. As a small business, an HR system is a big investment, so it needs to be right. We’re really pleased with the efficiencies we’ve made in the first year with Staffology and having all our data visible in one place has had such a positive impact on the business.”
Ford Fuels
“The previous HR officer, along with my manager, who’s more of a finance person, really pushed for Staffology HR to be implemented and moved away from the previous system. With the previous system, it was only being used for some things, with other information being recorded on spreadsheets or paper. Staffology HR offered better reporting and just gave us better visibility over our HR by bringing it all into one place.”
Oak Tree Mobility
Summary
- At 50–200 employees, HR admin increases and becomes prone to added risk. The right software helps alleviate this with automation, self-service and good record keeping.
- Compliance is creating massive pressure right now, with the Employment Rights Act landing in phases through 2026 and 2027.
- Doing things ‘correctly’ isn’t enough. Processes that live in spreadsheets and inboxes are hard to defend at a tribunal.
- HR software features that save the most time at this size are self-service and integrated HR and payroll.
- Find software that scales, as replacing an HR system twice is far more expensive than choosing one that meets current and future needs.
See how Staffology HR works for a team of your size
Book a Staffology HR demo and one of our HR specialists will walk through the setup that fits a business with 50–200 employees.
Alternatively, start a free trial and see Staffology HR for yourself.
Visit the Staffology HR page here.
Frequently asked questions (FAQs)
What HR software is best for a UK business with 50–200 employees?
There is no single best option, but at this headcount the shortlist should meet the same core test.
You need one location for all employee records, self-service so everyday requests do not go through HR, integrated payroll, detailed reporting and a system that updates automatically as UK employment law changes.
IRIS Staffology HR is built for businesses in this range and covers each of these requirements.
How does HR software help with UK compliance?
HR software supports compliance in two distinct ways.
Firstly, it keeps pace with legislative changes, such as rates, thresholds and statutory entitlements, updating automatically.
The second, and often more valuable at this business size, is the evidence HR software provides.
If a decision is challenged at tribunal, you need to show that the correct process was followed, with a dated record of who did what and when.
Staffology HR applies legislative updates automatically and holds an audit trail across HR processes, so the record exists without anyone maintaining it manually.
What does the Employment Rights Act mean for HR software?
The Act is being implemented in phases through 2026 and 2027, and each phase changes something your system needs to handle.
For example:
– Day-one Statutory Sick Pay removes the waiting period from SSP calculations
– Day-one paternity leave removes service-length qualifying rules
– Unfair dismissal at six months’ service means service length has to be tracked accurately from the start date
The true test for any HR software vendor is whether these changes are automatically made or become added work for your team.
Staffology HR is updated automatically as each phase of the Act comes into force.
How does HR software protect employee data under UK GDPR?
HR software helps with UK GDPR in four key ways:
– Role-based access means people see only what their role requires
– Encryption protects data
– Defined retention rules ensure records are not kept longer than necessary
– Audit trails record every change
Beyond the software itself, ask which security certifications they hold.
ISO 27001 and Cyber Essentials are the two UK buyers most commonly ask for.
Staffology HR includes role-based permissions, audit trails, single sign-on and multi-factor authentication as standard, and holds ISO 27001 and Cyber Essentials certification.
Do I need HR and payroll in the same system?
Not necessarily, but you do need HR and payroll connected.
Without connected HR and payroll, every change has to be entered twice, and the errors that follow are the most common source of payroll problems at this size.
A connected platform removes that risk entirely.
Staffology HR and Staffology Payroll offer a connected solution, or if you have an existing payroll provider, pre-built connectors and an open API maintain the data flow.
How much does HR software cost for 50–200 employees?
Staffology HR starts at £0.76 per employee per month.
For a business with 120 employees, that works out at around £91 a month at the entry tier.
Because pricing is per employee, per month, your cost scales with headcount rather than jumping between tiers as you grow.
Additional modules are priced separately, so the total depends on the functionality you need.
Will IRIS still fit when we pass 200 employees?
Yes!
Staffology HR is modular, so you add functionality as you grow rather than replacing the system.
For organisations whose HR requirements become substantially more complex, IRIS Cascade offers a further step up.
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