We stand out from the crowd – let us show you why

Why Zellis?

It’s crucial that you’re confident when choosing a payroll and HR partner. After all, when it comes to business-critical operations, your organisation needs assurance that a provider ticks every box – and then some.

So, why choose Zellis? Check out our key reasons below.

Unrivalled experience

Zellis is a trusted partner to some of the largest organisations across the UK and Ireland. We work with one third of the FTSE 100, and we have a wealth of experience across all major industries and sectors.

We work with precision, made possible only by our experts, who are rigorously trained to meet the highest standards in payroll and HR. We take a ‘right first time’ approach – because in our field, efficiency is non-negotiable.

Confidence in compliance

We understand the human and business impacts of getting a pay run or HR process wrong. That’s why our technology and operations are specially designed to mitigate these risks on your behalf.

We build security and compliance into the very fabric of our payroll and HR solutions. Our customers never feel that they’re behind the curve, no matter how complex the regulatory environment. We meet every important standard and accreditation – which is why they trust us with data of the utmost sensitivity.

Click to view our certificate

Click to visit the official certification website.

Zellis in numbers



employees served every month



of the FTSE 100 work with Zellis



payslips processed every year

Meeting customers where they are

We know that no two organisations, no two payrolls, and no two workforces are the same. Stakeholders and business priorities shift over time, but we have the scale, experience, and flexibility to offer our customers truly bespoke solutions.

We work to optimise every customer’s experience, be that through a tailored managed payroll service, or by working in close partnership with our independent User Group to ideate and develop new HCM software features.

Zellis Awards Crest 2022

Commitment to innovation

Zellis products and services are consistently recognised as award-winning and market-leading by payroll and HR industry experts. Our exciting technology roadmap focuses on using automation, cloud, data, and AI to drive organisational effectiveness, and unlock the strategic potential of payroll and HR.

We are passionate about using technology to leave people asking, “How did they do that?” It’s those special moments of magic that boost long-term productivity, engagement, and employee appreciation.

Going the extra mile

Over 300 of our customers have been with us for more than six years. Almost 50 have been with us for over 20 years. Their success is our success.

That’s why Zellis takes a proud partnership approach to every single customer relationship. We always deliver on the benefits and promises in our SLAs – but we also endeavour to go the extra mile, striving for continuous improvement.

Our customer service team guarantees you support at every stage of your journey, from discovery to go-live and beyond. We understand the challenges and obstacles involved in switching payroll or HR provider, but we will help you not only build the business case for transformation, but also demonstrate the measurable value of making the change.

Don’t just take our word for it

University of Lincoln logo
University of Lincoln

“Our partnership with Zellis means we’re always moving forward and discovering new benefits for every single department and employee.”

Ian Hodson Head of Reward
Coventry City Council logo
Coventry City Council

"I have experienced first-hand how Zellis works collaboratively and in partnership with customers to develop a product that is truly leading-edge in terms of payroll functionality. It delivers a real return on investment for organisations, like Coventry City Council, that are looking to streamline their payroll operations."

Asraf Kassam Operations Delivery Manager
The British Museum logo
The British Museum

"We work with a great team of knowledgeable payroll professionals at Zellis who are committed to providing a high-quality professional service. The approach of the Zellis team is flexible, friendly and personable all of which helps a great deal in ensuring effective collaboration, problem solving and service delivery."

Tracey Barker HR Systems and Payroll Manager

We’re in it for the long haul

Changing your payroll and HR provider is no small task. Projects need careful management. Employees mustn’t feel overlooked. And you must see an overall return on investment.

We are dependable and trustworthy – and we will make things work for you, freeing you to focus on your core priorities.

Together, we will build your business a bespoke, seamless, successful payroll and HR programme, guaranteed to deliver agility, resilience, and scale as your needs change over time.

Join us today. We’re ready when you are.