Changing Markets Foundation is looking for an experienced and driven Senior Campaigner to join our dynamic team in running and winning market transformation campaigns. They will work on our high-profile campaign to reduce emissions from food systems and hold big corporate polluters accountable. The position is full-time (37.5 hours per week) with a semi-flexible working environment (daily working hours are flexible but attendance at the London office is expected three days a week).

The role

We are looking for a Senior Campaigner with at least seven years’ experience in running campaigns and a proven track record of success. They will work on our landmark campaign to transform the food system. The successful candidate should have strong writing skills, experience in commissioning research, writing reports, policy briefings, and building NGO coalitions. They should have outstanding inter-personal skills and be a team player with a good network of NGO contacts and the ability to form collaborative working relationships with a variety of different stakeholders.

Key responsibilities

• Lead the implementation of high-impact campaign strategies and tactics for our campaigns on food system transformation with a focus on agricultural super pollutants.
• Conduct research and analysis to inform campaign messaging and write reports, blogs, responses to consultations, etc. to advance our campaign goals.
• Ensure the impactful roll-out of campaign activities across media, digital platforms, and amplify our messages via coordination with partners, through organisation of events and other outreach activities.
• Build and maintain strong relationships with a range of stakeholders, including NGOs, journalists, researchers, policymakers and corporates.

Requirements

The successful candidate must have:

• Demonstrable experience in running and winning international campaigns;
• Excellent writing skills in English, additional language is a plus;
• The ability to lead, implement and coordinate research (either in-house or by external consultants) to create the evidence base needed to win campaigns;
• A good eye for detail combined with a strong ability to distill and critically evaluate key information and translate it into simple campaign materials;
• Networking skills and a proven ability to create and run diverse coalitions;
• Good organisational skills with the ability to deliver to tight deadlines, multi-task and operate in a fast-paced environment with occasional heavy workloads;
• The ability to think out-of-the-box and to adapt campaign plans to changing circumstances;
• Willingness to travel, sometimes at short notice;
• An interest in environmental issues with a passion for creating lasting social change.

It’s a plus if the candidate has

• Good knowledge of debates surrounding environmental and climate change issues;
• Experience in handling media relations;
• Good knowledge of how to use social media creatively to win campaigns;
• Experience of managing a grant budget and delivering narrative impact reports to funders.

Unfortunately we are unable to offer sponsorship for this role. Please only apply if you have the right to work in the UK.

What we offer

• A meaningful role in a fast-paced, mission-driven organisation.
• Flexible working environment which offers a lot of creativity and experimentation with different tactics.
• A supportive and passionate international team

Salary and benefits 

47,000-52,000 £/year depending on experience. We also offer benefits, such as health and life insurance, and an annual sports and wellbeing allowance. Annual leave is 25 days per calendar year (pro-rata) plus Bank Holidays.

How to apply? 

Please submit your CV and a cover letter demonstrating the experience and skills listed in the job description to recruitment@changingmarkets.org by close of business on Tuesday, 31 March 2026 with email subject SENIOR CAMPAIGNER. Because of the large number of applications we receive, we will only contact selected candidates to arrange an interview.

We will hold the first round of interviews in the week starting on 13 April.

Changing Markets is committed to creating an inclusive workplace and welcomes applications from candidates from diverse backgrounds.

About Changing Markets Foundation

The Changing Markets Foundation was formed to accelerate and scale up solutions to sustainability challenges by leveraging the power of markets. We create and support campaigns that expose irresponsible corporate practices and shift market share away from unsustainable products and companies towards environmentally and socially beneficial solutions. We work on a range of different topics at the intersection of environmental and social issues and have a strong track record of winning campaigns. Our campaigns have focused on major players in the food, fashion and plastic sectors – to name just a few. You can explore all of our current and past campaigns here.