Want to join us?
We have a global reach of tens of millions of people, a growing movement of 800,000 members and an extraordinary network of volunteers who bring our ideas to life in their local communities. We now have ambitious plans to significantly expand our reach and impact over the coming years. We are looking for a senior full-stack developer to play a central part in that journey: helping to build innovative technology and products that enable more people to take action for happier lives and stronger communities. If you’re excited by the opportunity to use your technical skills to create meaningful change at scale, we’d love to hear from you.
Role: Lead Full-Stack Developer
This is a senior, hands-on builder role with end-to-end responsibility for Action for Happiness’ technology and software development.
We're looking for someone who enjoys combining technical judgement, product development and creative problem-solving. You will have significant technical autonomy and the opportunity to shape the architecture, tools and development approach used across the organisation. You'll be experienced in using the latest AI development tools and able to take an 'AI-first' approach to product development.
Location: Flexible / remote-friendly (UK-based preferred but not essential).
Duration: 3-year contract, with potential to review/extend.
Remuneration: Competitive and dependent on experience. We recognise this is a senior role and can offer a strong package for the right candidate.
Closing date: Apply by Friday 10 April 2026
Please send a CV and brief covering email outlining your suitability for the role to [email protected]
Before applying, please read the full Application Pack and ensure you have the attributes required.
Action for Happiness is committed to diversity and inclusion and we welcome applications from people of all ages, ethnicities and backgrounds.
Read more about the requirements of the role and how to apply.
Technology has the potential to help millions of people take positive action for happier lives. We’re looking for a talented developer who wants to help build the digital foundations of a global movement for wellbeing and kindness. If you’re excited by the chance to combine cutting-edge technology with meaningful social impact, I’d love to hear from you.
CEO
