4 Day Week Companies in the United Kingdom

UK-based nonprofit advancing climate justice through innovative diplomacy, legal analysis, and policy reform with a pioneering 4-day work week.

Developer-focused cloud platform offering production-ready Kubernetes clusters in seconds, pioneering the world's first K3s-powered managed Kubernetes service.

Digitising the construction industry with innovative software and consultancy services, while creating a human-first organisation focused on team flourishing.

UK-headquartered next-generation energy company, owned by Marubeni Corporation, supplying and trading electricity for businesses across the UK, US and Australia and acquired Factorenergia in 2025.

Cloud-native payments technology provider transforming financial infrastructure with real-time Payments-as-a-Service solutions for institutions worldwide.

Nonprofit tech company developing contactless biometric technology to ensure aid and healthcare reach the world's most vulnerable populations.

Performance marketing agency combining behavioral science with digital marketing, operating on a 4-day workweek with fully remote flexibility.

Mobile games developer behind F1 Clash and Rebel Racing, with studios in London, Dundee, and Canada. Building the most engaged automotive gaming community on mobile.

B Corp-certified sustainability consultancy with a 4-day work week.

Bristol-based marketing agency specializing in brand building and digital solutions, championing creativity, inclusivity, and a pioneering four-day workweek.

World's largest independent cancer-research charity. UK head office in London plus institutes in Glasgow, Cambridge and London.

Vibrant UK-based sustainable clothing brand offering colourful, ethical fashion with a 30-hour workweek and remote-friendly culture.

UK charity funding research to beat blood cancer within a generation — Living Wage Employer with agile working, 30 days annual leave, and 5 wellbeing days.

Cambridge-based digital agency delivering innovative design and technology solutions with a 4-day workweek culture that champions creativity and work-life balance.

InsurTech pioneer offering flexible, app-based car insurance with a 4-day workweek and commitment to innovation and work-life balance.

UK energy market data company powering the data transfer at the heart of the British energy industry since 1998 — operating a 4-day work week on the 100-80-100 model since June 2023.

Social enterprise in Central Brixton empowering young people from underserved communities through innovative employability programs and skills development.

Umbraco Gold and Elite HubSpot partner delivering web development, strategic automation, and inbound marketing solutions with a 4-day work week.

Global affiliate marketing network with 20 years of experience, connecting 211,000 publishers with 15,200 advertisers across 15 offices worldwide.

Lincolnshire-based further education college offering vocational and academic programs with a permanent 4-day workweek and exceptional staff benefits.

Not-for-profit housing association providing safe accommodation and support to young homeless individuals in London since 1986.

UK's only national charity providing comprehensive sexual health services, education, and wellbeing support with a pioneering 4-day workweek.

Ecology | Development | Biodiversity. Baker Consultants Ltd is an award winning ecological consultancy providing services to clients at all points in the planning and development timeline.

The UK's leading specialist medical society for rheumatology — a 4 day week employer (31.5 hours over 5 days), top small employer 2023, 10th most inspiring workplace globally.