Bringing workers and businesses onside
Bringing workers and businesses onside
Bringing workers and businesses onside
We’re on a mission to create a world of work where everyone wins - where workers get the benefits they need and businesses keep hold of their people.
We’re on a mission to create a world of work where everyone wins - where workers get the benefits they need and businesses keep hold of their people.
We’re on a mission to create a world of work where everyone wins - where workers get the benefits they need and businesses keep hold of their people.







We are Onsiders
We are Onsiders
We are Onsiders
We exist to create a world of work where everyone wins, by helping businesses build engaged workforces through products designed to protect and boost their finances.
We exist to create a world of work where everyone wins, by helping businesses build engaged workforces through products designed to protect and boost their finances.
Who are we?
Who are we?
Who are we?
We’re a team of highly talented individuals who are passionate and committed to a world where people thrive - not just survive - while working flexibly.
Every Onsider plays a valuable role in driving forward our social mission and fuelling our purposeful innovation.
With every new addition we welcome to the Onsi family, we embrace the opportunity to evolve and grow just a little bit more, while relying on our values as a guidepost.
'If you're looking for a job where you can make a real difference, have the autonomy to act on your ideas, and enjoy a fun working environment (in-person and online - we love witty photoshop and GIFs), come and join our team 💜
We’re a team of highly talented individuals who are passionate and committed to a world where people thrive - not just survive - while working flexibly.
Every Onsider plays a valuable role in driving forward our social mission and fuelling our purposeful innovation.
With every new addition we welcome to the Onsi family, we embrace the opportunity to evolve and grow just a little bit more, while relying on our values as a guidepost.
'If you're looking for a job where you can make a real difference, have the autonomy to act on your ideas, and enjoy a fun working environment (in-person and online - we love witty photoshop and GIFs), come and join our team 💜




Backed by the world’s leading VCs
Backed by the world’s leading VCs
Backed by the world’s leading VCs
We’re backed by the world’s leading VCs - Stride, NFX and Prosus Ventures - and have been featured in The Economist, TechCrunch and The Times (to name a few).
We’re backed by the world’s leading VCs - Stride, NFX and Prosus Ventures - and have been featured in The Economist, TechCrunch and The Times (to name a few).
Our values
Get Onside
We recognise that we’re strongest as a team working towards the same goal. Put simply, we’re on each other’s side.
Say It Like It Is
We embrace clarity. Why? Because candour enables quality conversation, better decisions, and greater speed.
Bring Your Edge
Our creativity and innovation stems from our unique perspectives and independent thought. We embrace diversity, welcome bold ideas and celebrate the talents that set us apart.
Make It Count
We have a mission to complete and relentlessly pursue it with determination. We have a laser focus on what’s important and we disregard what’s not.




Get Onside
We recognise that we’re strongest as a team working towards the same goal. Put simply, we’re on each other’s side.
Say It Like It Is
Bring Your Edge



Get Onside
We recognise that we’re strongest as a team working towards the same goal. Put simply, we’re on each other’s side.
Say It Like It Is
Bring Your Edge
Make It Count




Benefits that give you balance:
flexibility, support and growth



Employee Equity Options
When the company wins, we all win.



Flexible working hours and location
Split your time between home and our offices in London and Amsterdam.



Work from abroad
Up to 20 days per annum.



25 days’ annual leave
Plus bank holidays - please use them all! Your holiday allowance also increases (up to 35 days per annum) the longer you stay.



Special days off
Birthday off. Plus up to 3 days for getting married & moving house.



Learning & Development days
12 days per annum for your growth.



Pension Contributions*
Tiered matching up to 7% (based on tenure).



Development budget
We’ll give you £500 per annum to help you grow, increasing to £1,500 after 3 years.



Enhanced Parental Leave
Starting (or growing) a family is a major life event: we’re here to support you!
*Pension contribution only currently applicable to the UK.
Become an Onsider:
join our team
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About Onsi
Get in Touch
Onsi is a UK and EU insurance intermediary. Onsi is a trading name of Collective Society Ltd, Collective Denmark ApS (Onsi Denmark ApS) and Collective Netherlands B.V., who are authorised and regulated by the UK Financial Conduct Authority (No. 923788), the Danish Financial Services Authority (No. 42352985), and the Netherlands Authority for Financial Markets (No. 12049041), respectively. You can check this by visiting the UK Financial Services Register, the Danish Financial Services Register, and the Netherlands Financial Services Register.
Copyright © 2025 Collective Society Ltd, All rights reserved.
About Onsi
Get in Touch
Onsi is a UK and EU insurance intermediary. Onsi is a trading name of Collective Society Ltd, Collective Denmark ApS (Onsi Denmark ApS) and Collective Netherlands B.V., who are authorised and regulated by the UK Financial Conduct Authority (No. 923788), the Danish Financial Services Authority (No. 42352985), and the Netherlands Authority for Financial Markets (No. 12049041), respectively. You can check this by visiting the UK Financial Services Register, the Danish Financial Services Register, and the Netherlands Financial Services Register.
Copyright © 2025 Collective Society Ltd, All rights reserved.
About Onsi
Get in Touch
Onsi is a UK and EU insurance intermediary. Onsi is a trading name of Collective Society Ltd, Collective Denmark ApS (Onsi Denmark ApS) and Collective Netherlands B.V., who are authorised and regulated by the UK Financial Conduct Authority (No. 923788), the Danish Financial Services Authority (No. 42352985), and the Netherlands Authority for Financial Markets (No. 12049041), respectively. You can check this by visiting the UK Financial Services Register, the Danish Financial Services Register, and the Netherlands Financial Services Register.
Copyright © 2025 Collective Society Ltd, All rights reserved.