Your HCM Partner for Worklife Reinvention
Redesigning how work gets done for people who keep the economy moving.
What's next is
Scalable
Configurable
Future-proof
Reinventing worklife for the UK and Ireland
Across the UK and Ireland, Zellis helps organisations with complex, high-volume workforces adapt how work gets done with confidence and control.
We modernise HCM by connecting the data, workflows and experiences behind everyday work.
Built for scale and real-world complexity, with applied AI embedded into daily processes to reduce friction, improve decision making and make worklife smoother.
- 1 in 7UK and Ireland employees are paid by Zellis
- 29 million+payslips processed every year
- 65+ yearsproviding HR and payroll to the UK and Ireland
HR designed with your people in mind
Create personalised employee experiences and support your people wherever they are.
Maintain a single, accurate source of truth for all employee data, improve self-service capabilities for employees with Zellis Intelligent Assistant while freeing your managers from endless admin.
- Automated joiner, mover and leaver workflows
- A 24/7 AI assistant for everyday HR questions
- Personalised onboarding, from offer to first pay
Remove the guesswork from workforce management
Predict demand so service levels are correct, costs stay predictable and your teams don’t burn out.
Time feeds directly into pay, so what’s worked is what gets paid, while schedules are staffed to real demand using internal and external data to build reliable forecasts.
- Demand forecasting using historic sales data and external sources such as local events and weather
- Automated scheduling, optimised across sites and shifts that factors in skills and availability
- Real-time visibility of headcount and labour cost
Advanced AI on the UK’s most trusted payroll
Built to deal with the most complicated payroll while keeping you compliant.
Eliminate the end of month scramble, provide clarity to your employees about their pay and spot errors before they cost you.
All on an engine proven on some of the UK and Ireland’s largest and most demanding payrolls.
- Real-time engine that processes payroll continuously across the cycle, not just at cut-off
- AI anomaly detection that flags errors, missing data and compliance risks as they appear
- Intelligent payslips that break down every payroll change in simple terms
Trusted by leading organisations
Thanks to our configurable, scalable solutions, ISO and SOX compliant, we’re a great fit for organisations in both the private and public sector.
We know with Zellis, that the technology is underpinned by a market-leading provider. It’s amazing to see that partnership of tech and strategy delivered to our employees.
We could not imagine working without Zellis: using their payroll functions, HR functions, and employee self-service systems. They’ve been by our side for so long now.
Supported by Zellis, we see our role as treating the employee as a customer and want to give them an exceptional customer experience from end-to-end.
What’s next
is in the numbers
1 in 7
4.6 million
£17bn
20%
Our latest conversations
Check out some of this month’s latest insights, thought leadership, and events news from Zellis.
The Grey Zone: The Untapped Advantage of AI Alignment
Discover how AI alignment can unlock employee resilience, better decision-making and build workplaces cultures based on transparency and trust.
Lived Experiences With Financial Wellbeing: The Voices Behind The Data
In this latest research report, Zellis and The Centre for Personal Financial Wellbeing at Aston University explore the real experiences of employees using financial wellbeing tools.
Insights to unlimit what’s next
Get access to our expert guides, research reports and webinars – designed to help your organisation perform at its best.
A career in payroll: More strategic, influential & exciting than ever
In this session, Zellis CEO, Abigail Vaughan and CIPP CEO, Jason Davenport discuss why payroll has become one of the most rewarding and influential careers in business today, and what the future holds for the profession.
Financial Wellbeing: Nice-to-have to boardroom priority
Kicking us off for National Payroll Week 2026, Nick Clarke and Rachel Harte explore why financial wellbeing has reached the board agenda and the role employers can play in driving better outcomes.
Future of work expert Ravin Jesuthasan to headline Zellis Connect 2026 with practical roadmap for AI and workforce transformation
Zellis announcee that globally recognised thought leader, futurist and bestselling author Ravin Jesuthasan, CFA, FRSA, will headline Zellis Connect 2026.
Ready to unlimit what’s next?
Experience first-hand how our solutions can transform your organisation.
Trusted by leading global clients
