Simon Castillo

Product Designer

Profile picture of Simon.

Focused on function, accessibility and thoughtful craftsmanship

Over the past 8 years, I’ve designed web products across healthcare and UK government, helping essential services to run more effectively. I aim for impactful designs that make the web more useful and human-centred.

Key skills

  • UX, UI & web design
  • Prototyping
  • Usability testing
  • Developing design systems

Selected work and experience

Accurx

Launching collaborative workspaces for healthcare professionals.

View case study

Multiple user interface components from workspaces in Accurx.

Ministry of Justice

Key projects

  1. Criminal record disclosure checker.
    View case study
  2. Finding rehabilitative programmes.
    View case study
  3. Internal app for officers to manage rule-breaking in prison.
One screenshot of a GOV.UK service and another of an internal tool for HMPPS.

GameOn Active

A side project to redesign an iOS app while exploring different AI and UI techniques. Case study coming soon.

A hand holding a mobile device showing a screen from the GameOn Active app.

Home Office

Key projects

  1. Viewing and sharing your immigration status.
  2. Proving your right to work in the UK.
  3. Internal intelligence management systems.
A laptop screen showing a page about right to work on GOV.UK