Senior Interaction Designer - SC Cleared | Design Systems

Agilesource Ltd; Greater London; On-site; GBP 106,000 - 120,000; Full time

Job summary

Agilesource Ltd in the United Kingdom is seeking an experienced Interaction Designer to shape how users interact with services, from overall flow to individual design elements. The role requires seniority, mentoring ability and the drive to influence across teams in an agile environment.

The successful candidate will collaborate with service managers and programme directors to develop design concepts, set direction, ensure accessibility, and evolve design systems for consistent, high‑quality

Qualifications

• Strong prototyping across fidelity levels; rapid to high fidelity.
• Ability to define and uphold design quality standards.
• Experience with GitHub/version control for design changes.
• Research-led decision making and stakeholder influence.

Responsibilities

• Lead the design and prototyping of complex services and interactions.
• Set direction and standards for design fidelity across teams.
• Make strategic design decisions based on research and data.
• Collaborate across teams to shape service direction.
• Ensure accessibility and inclusive design across services.
• Own and evolve design systems, patterns, and standards.
• Influence senior stakeholders and drive alignment.
• Mentor designers and lead critiques.

Skills

Prototyping

Stakeholder communication

Accessibility & inclusive design

Design systems

Agile environments

Mentoring designers

Tools

HTML

CSS

JavaScript

GitHub

Prototyping tools

Job description

Agilesource Ltd in the United Kingdom is seeking an experienced Interaction Designer to shape how users interact with services, from overall flow to individual design elements. The role requires seniority, mentoring ability and the drive to influence across teams in an agile environment.

The successful candidate will collaborate with service managers and programme directors to develop design concepts, set direction, ensure accessibility, and evolve design systems for consistent, high‑quality