Trusted by leading organisations
Thanks to our configurable, scalable solutions, both ISO and SOX compliant, we’re a great fit for organisations in both the private and public sector.
What’s next is decades of experience
With over 60 years’ experience across major industries and sectors, we work with precision.
Because when it comes to HR, Workforce Management, Pay, Learning and Benefits, efficiency is non-negotiable.
Our team are all experts and have one goal in mind: to help you succeed.
- We work with one third of FTSE 100 companies
- 300 clients have been with us for more than six years
- 50 clients have partnered with us for over 20 years
What’s next is confidently compliant
We design all our AI-enabled solutions and services to help you manage risks.
Security and compliance is built into our technology, so you’ll always be up to date with UK and Irish regulations.
And with ISO 27001 and Cyber Essentials accreditations in place, we make sure sensitive data is safe and secure.
What’s next is award-winning
for a reason
We invest in technology that focuses on automation, cloud, data and AI to elevate employee experiences and help organisations meet their strategic goals.
And we’re happy to say our solutions and services are recognised and award-winning, year after year.
Payroll Software Supplier of the Year
WINNER
2025 | 2024
Global Payroll Awards
HR & Payroll Software Product Award
WINNER
2024 | 2023 | 2021 | 2019
The Rewards
Payroll Software Product of the Year
WINNER
2024 | 2021 | 2020
CIPP Annual Excellence Awards
CIPP Spotlight Award
WINNER
2021
CIPP Annual Excellence Awards
Payroll & HR Provider Award
WINNER
2024
The Rewards
Payroll & HR Provider Award
FINALIST
2023 | 2022 | 2021
The Rewards
What’s next is in the numbers
2.4 million
employees looked after every month
1 in 7
of the working population of UK&I is paid by Zellis
50%
of the top 10 UK retailers work with us
£25bn
paid through Managed Services annually
AI-enabled solutions that flex with you
We don’t offer out-of-the-box solutions, because every organisation is different.
That’s why our platform is flexible and scalable, tailored to meet your unique needs and grow with you.
Together, we’ll create bespoke and seamless employee experiences – freeing up you and your team to focus on other priorities.
Support that moves you forward
Taking a partnership approach, we build strong relationships with our customers and deliver what we promised.
We have a team of experts on hand to guide you through every stage of your journey.
From building a business case for change and showing value, to discovery and delivery – you’re in good hands.
Don’t just take our word for it
BUPA
“We surveyed users within a month of having the system launched, and we noted a reduction in financial stress, a reduction in being distracted at work, and a reduction in people using payday loans or overdraft facilities. It really does cut across demographics, which is fantastic.”
Irish Rail
"The responsiveness of Zellis, their willingness to quickly resolve issues, is greatly appreciated. It is not always the case with other vendors."
Leonardo
“Working with Zellis has already made a huge difference to how we work and the quality of the payroll and HR services we deliver to our employees. We’re looking forward to further strengthening our partnership over the months and years to come”
Ready to unlimit what’s next?
Experience first-hand how our solutions can transform your organisation.
Trusted by leading global clients
