REQUIREMENTS

• Minimum of 5 years’ experience in user-centred design across the full product lifecycle, from discovery to live service
• Skilled in creating both paper and digital prototypes, with the ability to iterate designs based on feedback
• Comfortable working alongside developers, with an understanding of accessibility, security, version control, and hosting constraints
• Experience working in agile, multi-disciplinary teams within complex digital transformation projects
• Demonstrable experience delivering services in the UK public sector, including use of the GOV.UK Design System and adherence to Government Digital Service (GDS) standards
• Proficient in interaction design tools such as Adobe Creative Cloud, Sketch, and Figma
• Ability to create dynamic prototypes using HTML, CSS, and JavaScript
• Prior experience in consulting roles, or working in a client-facing capacity

ABOUT THE ROLE

FDM is a global business and technology consultancy seeking a Interaction Designer to work for our client within the public sector. This is initially a 3-month contract with the potential to extend and will be a hybrid role based in London.
Our client is seeking an experienced Interaction Designer to help shape and deliver high-profile digital products and services for some of the UK’s largest organisations, including public sector bodies. This is an opportunity to make a real impact by designing innovative, user-focused solutions that deliver measurable value to businesses and society.
Working with leading technologies and a collaborative, multi-disciplinary team, you will take part in all phases of the design process—from research and concept creation to final delivery—ensuring solutions are usable, accessible, and aligned with user needs.
You will also contribute to the development of our design capability, supporting the growth of their Centres of Excellence, service offerings, and engagement with clients.

RESPONSIBILITIES

• Support the end-to-end design of new digital products and services
• Create high-quality, compelling design outputs such as personas, journey maps, service blueprints, wireframes, and prototypes
• Lead and facilitate design workshops and sprints involving users, stakeholders, and delivery teams
• Collaborate with user researchers to ensure design decisions are evidence-based and focused on real user needs
• Rapidly design and iterate digital prototypes for user testing and validation
• Support and mentor other designers within the team
• Contribute to business development activities and the continuous improvement of design practices and processes