
The leading cloud payroll software for the UK and Ireland
Our multi-award-winning cloud payroll software is automated, accurate, and compliant, affording you flexibility and peace of mind in equal measure.
Trusted by leading global clients
Unrivalled precision, flexible processing
ZellisONE Pay allows you to stay ahead of the latest legislation for ongoing compliance according to the territory you work in, including local gender pay gap monitoring, off-payroll working regulations, and CEO pay ratio reporting.
ZellisONE provides multi-territory support catering for the UK, the Republic of Ireland, Channel Islands, Gibraltar, and the Isle of Man. And we automate more National Minimum Wage compliance than other products in the market. Pensions and benefits are fully integrated into the system (including P11D modules), keeping your employees informed of their rewards.
The most complete cloud payroll software
Guaranteed compliance
We don’t simply keep up with legislation – we are always one step ahead. This ensures our automated payroll software is future-proofed, giving customers assurance that it fully supports their compliance efforts.
Flexible processing
We endeavour to do as much of the thinking and calculating as possible, providing the functionality not only to automate legislative requirements, but also processes that are specific to your organisation’s needs.
Pensions and benefits
Our solution has dedicated Pensions and P11D modules, and also integrates tightly with Benefits to provide employees with Total Reward Statements.
Simplified reporting
Our integrated reporting and analytics functionality not only supports compliance requirements, but also enables strategic, data-driven decision making.

Financial empowerment
Offer your people more choice and better control through an exceptional range of wellbeing tools.
Helping employees develop a positive relationship with money is one of the most impactful things an employer can do.
Employers should be helping their employees consider money as a positive enabler in their lives, not as something that’s confusing and difficult to manage.
Zellis has a range of solutions to help employers help their employees on the road to financial wellbeing.

Meet all of your payroll reporting needs
Access best-in-class analytics and business intelligence tools, powered by the Zellis Intelligence Platform. Discover in-depth data on compensation, benefits uptake and overtime, and take advantage of over 200 report templates, including:
- Gender pay gap
- CEO pay ratio
- National Living Wage
Create and customise dashboards with ease. Meet all of your payroll reporting needs – regardless of their complexity – and easily configure then for different stakeholders within your organisation.
Reliable, compliant and proven at scale
Proven at scale
The most advanced payroll engine in the market, supporting customers from 1,000 to 100,000+ employees with no limits on the number of pay groups or pension schemes. Our highly sophisticated, single-instance payroll engine can be easily configured to meet even the most complex requirements in both private and public sector organisations, ensuring you pay your employees accurately on time, every time.
Compliant core
Market-leading levels of automation of payroll compliance built into the core product. With over 400 automated checks and controls, in built automation such as automatic running of auto-enrolments and pension opt outs, background calculations for average holiday pay and a full audit capability.
Get ahead of legislation and keep it that way
Watertight compliance is essential. And when it comes to adhering to legislation, Zellis has the best reputation on the market.
In-country legislation
We cater for all in-country and territory legislation, as well as public sector returns, for the UK, Republic of Ireland, Isle of Man, Channel Islands, and Gibraltar.
Minimum wage monitoring
Automatic warnings flag if an employee falls below the National Minimum or Living Wage, allowing you to correct the payroll and avoid a costly breach of compliance.
CEO pay ratio reporting
Understand and comply with CEO pay ratio regulations. Easily create reports and benefit from extra features, including drilling down into the data and viewing a full history of previous years’ reports.
Off-payroll working
Feel confident in complying with off-payroll working rules. Our dedicated functionality helps you identify off-payroll workers, include required information for HMRC reporting, produce remittance advice, and more.
More solutions
Zellis HR, WFM, Payroll, Benefits and Talent software and services offers a range of solutions to the issues that modern organisations face.


































