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Senior UI/UX Designer (Systems / Technical Environment)

Expleo
8 days ago
Contract
On-site
Portsmouth, Hampshire, United Kingdom
Interaction & UX Design

Overview

The Senior UI/UX Designer will support the design and improvement of user interfaces for an existing client product undergoing a product refresh and update, focusing on usability, clarity, and practical implementation within a technical or constrained environment.

This is a hands-on, delivery-focused role, producing clear, usable interface designs and interaction models that development teams can implement efficiently within short timeframes.

 

The role is a short-timescale, consultancy, prototype generation and documentation of agreed specifications. It is Outside IR35, and will require initial onsite presence but can be then taken offsite to deliver.

Responsibilities

  • Design and improve user interface layouts and workflows
  • Produce wireframes, screen designs, and interface concepts
  • Define user journeys and interaction flows
  • Translate complex system functionality into clear, usable interfaces
  • Apply usability and accessibility best practices
  • Work closely with stakeholders to understand requirements and constraints
  • Deliver design outputs suitable for development implementation
  • Provide practical recommendations to improve usability and clarity
  • Iterate designs based on feedback and technical constraints

Qualifications

  • Degree (or equivalent experience) in UX, Human Factors, Design, Computer Science, or related discipline
  • Ability to deliver design outputs in short, delivery-focused engagements

Essential skills

  • UI and interaction design
  • UX design and user journey mapping
  • Wireframing and interface layout design
  • Usability principles and best practice application
  • Strong stakeholder communication
  • Ability to translate technical requirements into intuitive UI designs
  • Practical, delivery-focused design execution

Desired skills

  • Accessibility awareness (e.g. WCAG principles)
  • Human factors / ergonomics understanding
  • Experience designing for constrained or technical systems
  • Familiarity with engineering or operational platforms
  • Experience with prototyping tools (e.g. Figma, Adobe XD)

Experience

  • Experience designing UI/UX for complex or technical systems
  • Strong experience simplifying complex workflows into usable interfaces
  • Experience working within constrained or legacy environments
  • Experience collaborating with engineering teams to deliver implementable designs
  • Experience in defence, government, or regulated environments (desirable)
  • Experience working with engineering or development teams

What do I need before I apply

  • A portfolio demonstrating practical UI/UX delivery (wireframes, flows, layouts)
  • Evidence of working on real products or systems, not just conceptual design
  • Examples showing simplification of complex user workflows
  • Demonstrated ability to produce implementable designs within constraints
  • Experience working with technical stakeholders or development teams

Benefits

  • Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges  
  • We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects   
  • Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses  
  • Competitive company benefits
  • Always working as one team, our people are not afraid to think big and challenge the status quo 

 

  • As a Disability Confident Committed Employer we have committed to:
    • Ensure our recruitment process is inclusive and accessible
    • Communicating and promoting vacancies
    • Offering an interview to disabled people who meet the minimum criteria for the job
    • Anticipating and providing reasonable adjustments as required
    • Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people

“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”. 

 

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive