Senior Interaction Designer

Crown Commercial Service

. Lead end-to-end journey design by mapping complex user flows, wireframes, and digital interaction touchpoints .

Posted 10/9/2026full-timeLiverpool • United KingdomSenior💰 £59,877 - £69,457 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in user-centered design by leading the creation of complex user journeys and interactive prototypes while ensuring compliance with WCAG 2.2 standards. Proven ability to collaborate across teams and influence design decisions through user research and usability testing.

Highest-signal resume keywords

User Journey DesignInteractive PrototypingWCAG 2.2 ComplianceAgile Delivery EnvironmentInclusive Design Principles

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

User Journey DesignInteractive PrototypingFigmaHTMLCSSUsability TestingEvidence-Based DesignDesign CommunicationDesign SystemsUser Research

Soft Skills

CommunicationInfluencingDecision MakingTeam LeadershipCollaboration

Tools & Technologies

FigmaDesign ToolkitsAgile Methodologies

Industry Keywords

Inclusive DesignUser-Centered DesignDigital InteractionGovernment ProcurementAssistive Technology

About the role

Key responsibilities & impact

Lead end-to-end journey design by mapping complex user flows, wireframes, and digital interaction touchpoints
Create and iterate low-to-high fidelity interactive prototypes to test hypotheses and refine interaction models
Ensure digital touchpoints comply with WCAG 2.2 AA standards and support inclusive access
Champion established design systems such as the GOV.UK Design System and develop reusable UI patterns
Collaborate with User Researchers, Content Designers, Performance Analysts, software engineers, policy leads, and product managers
Translate regulatory and backend constraints into human-centred solutions
Facilitate design critiques, co-design sessions, and cross-functional alignment workshops
Provide design leadership across Discovery, Alpha, Beta, and Live phases
Report directly to the Head of UCD
Take over line management of contractors assigned to the same programme of work
Lead and guide contract team members, manage performance, and support staff development through regular feedback
Act as a driving force in GCA’s growing UCD team designing complex, high-impact government procurement transactional services

Requirements

What you’ll need

Extensive track record of designing complex, intuitive user journeys and interfaces within an Agile delivery environment
Demonstrated capability creating low-to-high fidelity interactive prototypes using Figma, HTML/CSS, or design toolkits
Deep knowledge and practical application of inclusive design principles and WCAG 2.2 standards
Experience ensuring products work for users of assistive technology
Track record using user research, data, and usability testing to support design decisions
Ability to influence project direction and team outcomes and build consensus among diverse stakeholders and delivery squads
Success Profiles behaviours: Delivering at pace; Communicating and influencing; Making effective decisions
Technical capability in Designing for everyone, Design communication, and Evidence-based design
External applicants are eligible for Liverpool, Newport, Norwich, Glasgow, or Birmingham; London, Bristol, Manchester, and York are restricted to contracted GCA staff already based in those offices

Benefits

Comp & perks

Competitive salary
Generous pension scheme
A discretionary non-contractual performance related bonus
Working remotely in addition to working in advertised office location
Flexi time scheme (available for B1-B6)
Minimum 25 days annual leave to a maximum service related 30 days excluding bank holidays
Accessible recruitment support
Opportunity to be considered for a lower pay band role if unsuccessful at interview but close to benchmark score