We are MOSL We are Collaborators We are Communicators We are Analytic Thinkers We are People Developers We are Strategic Thinkers We are Market Shapers We are Results Drivers


MOSL is the market operator for the business water market, which opened on 1 April 2017.


Our vision is to operate a competitive market that benefits end-customers.

Our purpose is to provide the infrastructure, information and governance services, effectively and efficiently, to enable to the competitive retail water market to operate and evolve.

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Our Benefits

We believe in offering our colleagues a range of benefits to support them both professionally and personally, which is why we have developed a benefits package to recognise and reward our people.

From free social events to discounted services through our reward and recognition platform, MyMO, a competitive 9% pension contribution, life insurance policy and workplace wellbeing activities.

Our Training

We offer a variety of training courses, which reflect our commitment to your continued learning. We expect our colleagues to carry on developing throughout their time with us, so that they can gain the skills and experience they need to do an outstanding job and live and breathe our values.

Secondment opportunities

We are a collaborative learning organisation. We believe that in order for the non-household water market to be successful, it is vital that we work closely with our members, the wholesalers and retailers who operate in the market, and our key stakeholders to drive improvements and share learnings.

The Benefits

We believe secondments provide dual benefits to MOSL and the market, providing the opportunity for colleagues in different types of organisations to be directly involved in key projects that impact the market.

MOSL's secondment opportunities will be posted in the vacancies section of this page. 

Please read our Secondment Principles to find out more. If your organisation is interested in getting involved or offering secondment opportunities to MOSL, please email Comms@mosl.co.uk.

Our Vacancies

Market and Bilateral Design Analyst

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Assurance Manager

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Data Administrator

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Bilateral secondment opportunities

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Our Values


We use our knowledge, experience and analytical skill to get inside complex issues and look for new and innovative ways to solve problems.


We are respectful and understanding of the needs and views of others, we are collaborative in our approach and welcome diversity as a source of great strength.


Open, honest and accountable. We communicate clearly, cutting through jargon to make things intuitive, clear and simple.


We are ambitious to use our knowledge to shape the market and the views of our stakeholders to achieve shared outcomes.