
Our focus at Atom is ensuring we provide simple and cost-effective services to those who wish to contract or freelance in the UK and internationally.
To that end, we offer Atom Freelance and Atom International, the banners under which we offer our Umbrella Company, Construction Industry Scheme, and international payroll services.
We use up-to-date technology and have a team of highly experienced staff who ensure our clients are free to enjoy the flexibility of the contracting and freelancing lifestyle.
Please email info@atomhub.co.uk to speak to the team about our services.

Award winning, forward thinking payroll provider, putting workers first at all times

We are an established payroll intermediary operating low-risk and compliant options for workers engaged through recruitment agencies.
Our story has been created over 15 years by being fluid and adapting to various legislation and labour market changes, gaining accreditations and business awards, coping with economic shifts, navigating a pandemic and the new normal. Always evolving. We think we have some good things to talk about, some standard that you will have heard of and a few innovations that you might not have. We’d love to hear your story and to see if we can help you along the way.
Orbital USP’s:
• Compliance and longevity – We offer honesty, integrity and a commitment to compliance since 2008
• Get the Badge in! – We are both FCSA and Professional Passport accredited
• Don’t skim the details! – We are founder members of the WTT/SafeRec compliance certificate for pure payslip transparency through the supply chain
• Multi-channel Communications – Not just a phone or email…we have quicker ways to contact, quicker response times through WhatsApp, SMS, Live-chat, Messenger etc. Try it out: https://www.orbitalservices.co.uk/contact
• Smart Pension Employee Benefits/Rewards – auto-enrolled workers can enjoy high street savings and perks
• Digital Right to Work in the UK checks – fast and accurate checks through a certified IDSP
• Multi-lingual staff – Portuguese, Spanish, Polish, Romanian
• Above the clouds – We have fully integrated cloud software for our internal CRM, payroll and worker-portal functions
Additional Benefits:
PayslipBuddy - weekly payslip report to explain pay model compliance, deductions etc.
Orbital Lottery - A chance to WIN monthly prizes in our draw
Contractor Financial services - for financial and mortgage advice
24/7 GP & Physio – access to healthcare advice
FREE Personal Accident cover
Orbital Rewards – Hight street savings/discounts etc. for all workers

A team of experienced industry professionals who are passionate about our core values, the temporary recruitment industry and of course, the flexible workforce market in the UK. Collectively, we bring together over 90 year’s industry experience from across the recruitment, contractor payroll and contractor accountancy sectors. We’ve worked with some of the largest and most established players in both the UK and international payroll markets. We bring a wealth of experience, knowledge and understanding – but most importantly, we bring a fresh approach to our duty of care – because we care.

Clockwork Contracting – Precision in Payroll, Excellence in Service
Clockwork Contracting is a proud, certified member of SafeRec—one of the first umbrella companies to achieve this certification. We are committed to continuous improvement, always seeking innovative solutions that elevate industry standards for the benefit of contractors and agencies alike.
Why Choose Clockwork?
Low Contractor Fees – Unlike many competitors, we keep costs fair by forgoing large sales teams, relying instead on the trust and recommendations of our clients and contractors. This means overheads are lower and savings can be passed to our contractors. Seamless Payroll Experience – Our focus is on delivering a smooth, efficient, and hassle-free payroll service from start to finish. Swift Problem Resolution – We understand that errors can be stressful. That’s why we prioritise rapid response times with short SLAs, ensuring that mistakes become swift solutions.
At Clockwork Contracting, we don’t just provide payroll services—we set the standard for reliability, efficiency, and professionalism.

As one of the UK’s largest and most trusted Umbrella companies, we combine cutting-edge systems with deep industry expertise to ensure your pay is accurate, reliable, and always on time.
We’ve been supporting contractors and recruitment agencies since 1989, paying over 10 million people to date. Our commitment to exceptional customer service, compliance and payroll accuracy has earned us consistently excellent Trustpilot reviews making us the trusted choice for contractors across the UK.
Why Workwell?

Your trusted partner, experts in Legislation, Contracts, Insurances and Payroll. Honesty and transparency are at the heart of our operations and with over 25 years experience in contractor engagement, we get it. We offer a tailored and consultative approach to our workers, agencies and end clients and we'll be your first point of contact for any advice or guidance you need.

Our dedicated team has been providing support to contractors and agencies for over 30 years. We pride ourselves on service and go above and beyond, not only because we care, because we know that payroll is important to the UK’s flexible workforce. Our priority is ensuring you are paid correctly and efficiently. We offer same day faster payments as standard.
We use our expertise to provide a leading umbrella service which is SafeRec Certified and FCSA accredited. We make sure you are up to date with legislation changes and provide the support and knowledge you need to succeed. Our compliant Umbrella service is provided with a low fixed margin enabling contractors to take home as much as possible.

MainPay is a leading provider of services to agency workers across the UK. We pride ourselves on our outstanding service, our people and bespoke systems.