Contract UX Design Jobs in London

1 to 25 of 32 Contract UX Design Jobs in London

Freelance mid-weight UX Writer

London, South East, England, United Kingdom
Salt Search
Full-time, 5 days per week Day rate: £290/day (maximum) Role Brief Create user-centred content and technical documentation for developers, partners, and end users Knowledge of UX design principles + Content Design Design in-app guidance, onboarding flows, and messaging that drives adoption and value Work closely with engineers, product … Leverage research insights to optimise content for impact Directly support product adoption, enhance user experience, and guide product decisions This is a hands-on, high-impact role for skilled UX writers, ideally with SaaS experience. Interested? Send over your CV and let's chat! *Rates depend on experience and client requirements More ❯
Employment Type: Contractor
Rate: £290 per day
Posted:

Visual Designer with Power BI

London, United Kingdom
Experis
on insights. Key Responsibilities Design intuitive and interactive dashboards using Power BI Desktop and Service Draft Wireframe docs for proposed reporting Dashboards and reports Apply UI/UX best practices to layout, navigation, and visual design Ensure consistency with branding guidelines and accessibility standards Conduct usability testing and iterate based on feedback Document dashboard functionality … and provide user training/support Implement Design consistency … documentation for Templates, bookmarks, drill throughs, tooltips, and slicers for enhanced interactivity. Required Skills Proven experience with Power BI (Desktop, Service, APPS) Strong understanding of data visualisation principles and UX design Familiarity with design tools (e.g., Figma, Adobe XD) is a plus Knowledge of accessibility standards and responsive design Excellent communication and stakeholder More ❯
Employment Type: Contract
Rate: £400 - £425 per day
Posted:

UX Designer/Production Designer

London, South East, England, United Kingdom
Hybrid / WFH Options
Atrium Workforce Solutions Ltd
Contract Role – UX Designer/Production Designer – London/Hybrid – Contract till May 26 – Inside IR35 PAYE We are seeking a skilled UX Designer/Production Designer to join the UI Foundations Design team, working on priority initiatives across chat app/messaging app. In this role, you will play a pivotal role in shaping the … core design infrastructure for one of the world’s most widely used communication platforms. This is an opportunity to work at the intersection of design consistency, operational excellence, and creative … innovation – helping build, scale, and maintain the chat app/messaging app Design System as it evolves to serve billions of users globally. Role Overview: Job Title: UX Designer/Production Designer Location: London/Hybrid (3 days onsite per week) Contract Type: Contract Duration: Contract till May 26 Design systems background (Minimum 3 years More ❯
Employment Type: Contractor
Rate: £60.00 - £65.00 per hour
Posted:

Service Designer

London, United Kingdom
Hybrid / WFH Options
Experis
You will be responsible for designing end-to-end service journeys that are user-centred, inclusive, and compliant with NHS and government digital standards. Key Responsibilities Lead service design activities across the programme, ensuring alignment with public sector policy, clinical workflows, and user needs. Map current and future state service journeys, identifying gaps, inefficiencies, and opportunities for improvement. … Facilitate co-design workshops with patients, clinicians, stakeholders, and delivery teams. Produce service blueprints, journey maps, and design artefacts to support agile development and delivery. Collaborate with user researchers, content designers, interaction designers, and developers to ensure cohesive service experiences. Ensure services meet accessibility, safety, and data protection standards. Advocate for inclusive design and … and Jira/Confluence. Preferred Qualifications Experience working on NHS screening programmes or clinical service transformation. Understanding of patient pathways, clinical safety standards, and health data governance. Background in UX, interaction design, or policy design is a plus. More ❯
Employment Type: Contract
Rate: £450/day
Posted:

UI/UX Designer

London, South East, England, United Kingdom
Certain Advantage
UI/UX Designer Certain Advantage are recruiting for a UI/UX Designer to work with a prestigious enterprise client in London on a contract basis initially until the end of the year. As a UI/UX Designer you’ll develop mock-ups, wireframes, and a clickable interactive prototype.Working closely with senior business stakeholders and … upscaling the application, focusing on Persona Based Dashboards that will have a close tie into the prototype product. Activities Conduct user research and analyze user behaviour to inform design decisions. Create wireframes, prototypes, and high-fidelity mockups for web and mobile applications. Design user interfaces that are visually appealing, consistent, and aligned with brand guidelines. Collaborate … based on feedback and analytics. Maintain and evolve design systems and style guides. Stay up-to-date with industry trends, tools, and best practices in UI/UX design. Candidate Requirements Proven experience as a UI/UX Designer or similar role. Proficiency in design tools such as Figma, Adobe XD, Sketch, or similar. More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

UX UI Designer - 6 Month Contract

City of London, London, United Kingdom
Michael Page
The UX UI Designer will play a crucial role in enhancing user experiences by designing intuitive and visually appealing interfaces. This temporary position offers an opportunity to contribute to impactful projects in the not-for-profit sector. Client Details The UX UI Designer will play a crucial role in enhancing user experiences by designing intuitive and visually appealing … seamless integration of designs. Conduct usability testing and provide recommendations for improvements. Ensure designs align with the organisation's brand guidelines and accessibility standards. Stay updated with the latest UX UI design trends and best practices. Communicate design ideas effectively to stakeholders and team members. Provide support for the implementation of design solutions … in collaboration with developers. Profile A successful UX UI Designer should have: Strong proficiency in design tools such as Adobe XD, Figma, or Sketch. Knowledge of accessibility standards and user-centred design principles. Ability to create wireframes, prototypes, and high-quality visual designs. Excellent communication and collaboration skills. A portfolio showcasing relevant design More ❯
Employment Type: Contract
Rate: £420 - £470/day
Posted:

iOS Developer Swift

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
ETL processes (primarily on Teradata), moving data into AWS Cloud Translate datasets into accessible, engaging visualisations Work closely with stakeholders to gather requirements, feedback, and iterate improvements Contribute to UX design through tools like Figma to ensure user-friendly delivery Support UAT and assist non-technical users during rollout Ensure security and compliance standards are met Technical … Strong iOS development skills (Swift, MVVM framework) SQL and ETL experience, ideally with Teradata and AWS S3 Proven experience building or embedding data visualisation within mobile apps Exposure to UX/visual design tools such as Figma If you're interested please send your email More ❯
Employment Type: Contractor
Rate: £450 - £480 per day
Posted:

Outsystem Developer

London, United Kingdom
ARM
request and work in an environment with some levels of governance Must have: Web applications expertise using modern web technologies (e.g. CSS, HTML, HTML5, JavaScript, jQuery). Knowledge in UX design principles and ability to apply them when building applications/solutions. Knowledge in database modelling and SQL programming (e.g. joins, count, group by, indexes, etc.). More ❯
Employment Type: Contract
Rate: GBP 550 - 575 Daily
Posted:

Outsystem Developer

London, South East, England, United Kingdom
Advanced Resource Managers Limited
request and work in an environment with some levels of governance Must have: Web applications expertise using modern web technologies (e.g. CSS, HTML, HTML5, JavaScript, jQuery). Knowledge in UX design principles and ability to apply them when building applications/solutions. Knowledge in database modelling and SQL programming (e.g. joins, count, group by, indexes, etc.). More ❯
Employment Type: Contractor
Rate: £550 - £575 per day, Negotiable
Posted:

Outsystem Developer

City of London, London, Finsbury Square, United Kingdom
ARM
request and work in an environment with some levels of governance Must have: Web applications expertise using modern web technologies (e.g. CSS, HTML, HTML5, JavaScript, jQuery). Knowledge in UX design principles and ability to apply them when building applications/solutions. Knowledge in database modelling and SQL programming (e.g. joins, count, group by, indexes, etc.). More ❯
Employment Type: Contract
Rate: £550 - £575/day Negotiable
Posted:

UX Researcher

London, United Kingdom
Pontoon
Job Title: Senior UX Researcher - Enterprise Location: London (Farringdon) & Welwyn Garden City - hybrid with fixed on-site requirement Employer: One of the UK's largest employers and a leading name in retail About the Role As a Senior UX Researcher, you'll play a pivotal role in shaping enterprise-level experiences that help a diverse colleague and supplier … interact, delivering actionable insights that drive the design of enterprise tools and processes used at scale across the business. You'll collaborate with a multidisciplinary team of UX designers, product managers, engineers, and analysts, while working closely with design managers and the UX research lead to help set and drive the research agenda. Location … City. Every Tuesday, the team alternates between the two sites - candidates must be flexible and able to work from both locations. Key Responsibilities Own and lead generative and strategic UX research in the enterprise B2B supply chain vertical, focusing on suppliers, buyers, and propositions. Understand the needs of internal colleagues (Head Office and Commercial teams) and external suppliers. Identify More ❯
Employment Type: Contract
Posted:

Dialogflow CX Engineer

London, United Kingdom
Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
backend systems and APIs (potentially utilising Apigee). Leveraging Google Cloud Platform (GCP) services to build robust and scalable AI solutions. Collaborating with cross-functional teams, including product owners, UX designers, and other engineers, to bring conversational AI solutions to life. Applying best practices in Conversational AI architecture and development, including aspects of Google Contact Center AI (CCAI). More ❯
Employment Type: Contract
Rate: £400 - £500/day
Posted:

Technology Project Manager

London, United Kingdom
British Heart Foundation
Realtime CDP, enabling personalised onsite experiences. Developing our MyAccount platform, including implementation of a new customer identity and access management solution. You'll coordinate outputs across development, product, QA, UX/UI design, and content design, ensuring seamless collaboration and clear communication throughout the programme life cycle. About you We're looking for someone with … stakeholder management skills, and a proven ability to lead complex digital projects from concept to completion. Essential Experience & Qualifications: Demonstrable experience delivering digital projects, ideally including CMS migrations and UX redesigns. Project management qualifications in PRINCE2, Agile, or both. Proficiency in MS Project, MS SharePoint, and Microsoft Office tools. Proven track record of end-to-end delivery of technology More ❯
Employment Type: Contract
Rate: GBP 50,000 - 52,500 Annual
Posted:

AI Engineer Front End

City of London, London, United Kingdom
Adecco
a greenfield, lab-first environment to prototype, iterate, and deploy solutions that meet the highest standards of performance, security, and compliance in a regulated financial setting. Accountabilities & Responsibilities Design and develop modern, responsive front-end applications from the ground up using React, TypeScript, and Next.js. Build secure, performant user interfaces … that integrate with LLM APIs (e.g., Gemini, Azure OpenAI) and internal systems. Implement advanced front-end security features including token handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate with … code reviews. Deploy applications to GCP (Firebase, Cloud Run) and Azure App Services using CI/CD pipelines hardened for security and compliance. Participate in code reviews, technical design discussions, and architecture planning sessions. Required Knowledge, Skills & Experience Proven experience building secure, production-grade front-end applications in regulated environments (e.g., finance, healthcare, government). Strong proficiency in More ❯
Employment Type: Contract
Posted:

AI Engineer Front End

London, South East, England, United Kingdom
Adecco
a greenfield, lab-first environment to prototype, iterate, and deploy solutions that meet the highest standards of performance, security, and compliance in a regulated financial setting. Accountabilities & Responsibilities Design and develop modern, responsive front-end applications from the ground up using React, TypeScript, and Next.js. Build secure, performant user interfaces … that integrate with LLM APIs (e.g., Gemini, Azure OpenAI) and internal systems. Implement advanced front-end security features including token handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate with … code reviews. Deploy applications to GCP (Firebase, Cloud Run) and Azure App Services using CI/CD pipelines hardened for security and compliance. Participate in code reviews, technical design discussions, and architecture planning sessions. Required Knowledge, Skills & Experience Proven experience building secure, production-grade front-end applications in regulated environments (e.g., finance, healthcare, government). Strong proficiency in More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Freelance Senior Product Designer E-commerce, growth designer

London, South East, England, United Kingdom
Hybrid / WFH Options
Salt Search
Freelance Senior Product/UX Designer (E-commerce, Growth Design) Location: Victoria, London (Hybrid: 2 days in-house + 3 days remote) Start Date: Monday, 15th September End Date: Friday 28th November (3 months, strong chance of extension) Day Rate: £500/day (Inside IR35, via Umbrella only) Commitment: Full-time, 5 days per week Client: Global … credit and fintech company About the Role We're looking for a Senior Product/UX Designer to support e-commerce and subscription products. You'll play a key role in shaping the end-to-end experience, balancing user needs with commercial outcomes to drive growth. This role is ideal for someone with proven experience in subscription SaaS or … e-commerce, and the ability to deliver hands-on UX, UI, and optimisation work in a fast-paced environment. What You'll Do Design across web & app e-commerce and subscription journeys (this previous experience is essential) Deliver end-to-end solutions in Figma, using a defined pattern library Lead discovery and usability testing to validate and More ❯
Employment Type: Contractor
Rate: £500 per day
Posted:

User Researcher Inside IR35 Government

South West London, London, United Kingdom
Hybrid / WFH Options
Interact Consulting Limited
week basis fully remote. You Must have had experience of working alongside Gov.uk, please do not apply if this is not the case! You will be a User Experience (UX) Research specialist that is passionate about research, user centered design, and building great products. An advocate of rapid iterative testing during development and upfront product discovery research. … You will have created and led UX Research processes and strategy within an agile development environment, whilst working across multiple teams and platforms. From lab based testing, diary studies, in-depth interviews, user groups, or remote evaluations, you will bring the right set of tools to solve the problem/answer the questions. Working closely with design and development teams to ensure the UX specification is successfully translated into visual design and code you must offer 3-4 years' experience working at an Agency or client-side doing user research, quantitive and qualitative research, or usability roles. The researcher would be consulting alongside a UX team of 2 designers, one junior More ❯
Employment Type: Contract, Work From Home
Posted:

Content Designer

London, South East, England, United Kingdom
Huntress
and written content that helps customers engage, adopt, and succeed with a product. This role is perfect for a designer who thrives at the intersection of storytelling, brand design, and UX. Responsibilities: Design and deliver high-impact, customer-facing content that blends strong writing, layout, and visual communication. Create engaging assets for every stage of the … and advocacy materials (infographics, social cards, PDFs) Event and webinar assets (landing pages, promo banners, decks) Knowledge base or help center visuals Work within a sprint team alongside PMs, UX, engineers, and marketers to contribute to iterative product and campaign development Translate technical or complex product info into simple, elegant, and visually engaging formats. Leverage tools like Figma, Canva … work (emails, onboarding flows, visuals, presentations, etc.). Proficiency in design and layout tools (e.g., Figma, Adobe Creative Suite, Canva, Webflow). Working knowledge of UX/UI principles and accessibility best practices. Excellent storytelling, writing, and editing skills across formats. Experience working in agile or sprint-based environments with cross-functional teams. A strategic More ❯
Employment Type: Contractor
Rate: £250 - £300 per day
Posted:

Conversion Rate Optimisation (CRO) Specialist

City of London, London, United Kingdom
Randstad Digital
to translate insights into seamless product experiences, and has the technical acumen to work hand-in-hand with product managers, designers, and engineers. Key Responsibilities Conversion Optimisation & Experimentation Design and execute A/B and multivariate tests to improve in-product conversion and engagement metrics. Own the experimentation roadmap across onboarding, upsell flows, feature adoption, and cross-sell … barriers to conversion. Partner with data teams to segment users and personalise journeys. Provide actionable insights to product, marketing, and engineering teams. Collaboration & Implementation Work closely with product managers, UX/UI designers, and engineers to ship impactful optimisations. Translate test findings into requirements and implementation plans. Advocate for a test-and-learn culture within product squads. Skills & Experience … building and analysing A/B tests, multivariate tests, and funnel optimisation. Proficiency in journey mapping and lifecycle design with a customer-centric approach. Strong understanding of UX best practices, persuasion principles, and behavioural psychology. Data literacy: ability to analyse large datasets, run SQL queries, and work with dashboards. Nice to have: web development skills (HTML, CSS More ❯
Employment Type: Contract
Rate: £350 - £380 per day
Posted:

Conversion Rate Optimisation CRO Specialist

London, South East, England, United Kingdom
Randstad Technologies
to translate insights into seamless product experiences, and has the technical acumen to work hand-in-hand with product managers, designers, and engineers. Key Responsibilities Conversion Optimisation & Experimentation Design and execute A/B and multivariate tests to improve in-product conversion and engagement metrics. Own the experimentation roadmap across onboarding, upsell flows, feature adoption, and cross-sell … barriers to conversion. Partner with data teams to segment users and personalise journeys. Provide actionable insights to product, marketing, and engineering teams. Collaboration & Implementation Work closely with product managers, UX/UI designers, and engineers to ship impactful optimisations. Translate test findings into requirements and implementation plans. Advocate for a test-and-learn culture within product squads. Skills & Experience … building and analysing A/B tests, multivariate tests, and funnel optimisation. Proficiency in journey mapping and lifecycle design with a customer-centric approach. Strong understanding of UX best practices, persuasion principles, and behavioural psychology. Data literacy: ability to analyse large datasets, run SQL queries, and work with dashboards. Nice to have: web development skills (HTML, CSS More ❯
Employment Type: Contractor
Rate: £350 - £380 per day
Posted:

Android Developer

London, United Kingdom
Hybrid / WFH Options
Hays Technology
of the team that will be responsible for developing and maintaining features for the Android variant of the NHS App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the … high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's Android application using Kotlin. - Create appropriate unit and integration tests for your work. - Write clean, maintainable and … and coding standards. - Optimise solutions for performance and speed to provide an excellent user experience. - Ensure the application meets the Google Play store requirements. - Work closely with UI/UX designers to ensure the application implements a consistent visual intuitive design. - Support what you deliver in production. Experience required - Time served experience of Android development using Kotlin and AndroidStudio. More ❯
Employment Type: Contract
Rate: £600 - £610/day c£610
Posted:

iOS Mobile Developer

London, United Kingdom
Hybrid / WFH Options
Hays Technology
part of the team that will be responsible for developing and maintaining features for the iOS variant of the App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the … high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Resonsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's iOS application using Swift and Swift UI. - Create appropriate unit and integration tests for your work. - Write … and coding standards. - Optimise solutions for performance and speed to provide an excellent user experience. - Ensure the application meets the Apple App Store requirements. - Work closely with UI/UX designers to ensure the application implements a consistent visual intuitive design. - Support what you deliver in production. Experience Time setved experience of iOS development using Swift, Swift UI and More ❯
Employment Type: Contract
Rate: £600 - £610/day c£610 per day (inside IR35)
Posted:

Android Mobile Developer

London, United Kingdom
Experis
of the team that will be responsible for developing and maintaining features for the Android variant of the clients App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the … high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the clients App's Android application using Kotlin. Create appropriate unit and integration tests for your work. Write clean, maintainable and … and coding standards. Optimise solutions for performance and speed to provide an excellent user experience. Ensure the application meets the Google Play store requirements. Work closely with UI/UX designers to ensure the application implements a consistent visual intuitive design. Support what you deliver in production. The ideal candidate must: Have 5+ years' experience of Android development using More ❯
Employment Type: Contract
Rate: £600 - £601 per day
Posted:

iOS Mobile Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
part of the team that will be responsible for developing and maintaining features for the iOS variant of the App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure and test, you will help to design, develop, test and deliver new features while alsomaintaining existing features. You will be involved throughout the entire … high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Resonsibilities - Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the NHS App's iOS application using Swift and Swift UI.- Create appropriate unit and integration tests for your work.- Write … best practices andcoding standards.- Optimise solutions for performance and speed to provide an excellent userexperience.- Ensure the application meets the Apple App Store requirements.- Work closely with UI/UX designers to ensure the application implements aconsistent visual intuitive design.- Support what you deliver in production.ExperienceTime setved experience of iOS development using Swift, Swift UI and Xcode.- Be passionate More ❯
Employment Type: Contractor
Rate: £600 - £610 per day
Posted:

IOS Mobile Developer

London, United Kingdom
Experis
of the team that will be responsible for developing and maintaining features for the iOS variant of the client App. Working in a multi-disciplinary team of tech, design, business, product, infrastructure, and test, you will help to design, develop, test and deliver new features while also maintaining existing features. You will be involved throughout the … high-quality, performant, well-documented and tested features that deliver a first-class experience to millions of users across England. Responsibilities: Work with a multi-disciplinary team to design, document and develop high quality, scalable solutions for the App's iOS application using Swift and Swift UI. Create appropriate unit and integration tests for your work. Write clean … and coding standards. Optimise solutions for performance and speed to provide an excellent user experience. Ensure the application meets the Apple App Store requirements. Work closely with UI/UX designers to ensure the application implements a consistent visual intuitive design. Support what you deliver in production. The ideal candidate must: Have 5+ years' experience of iOS development using More ❯
Employment Type: Contract
Rate: Up to £605 per day
Posted:
UX Design
London
10th Percentile
£290
25th Percentile
£362
Median
£461
75th Percentile
£538
90th Percentile
£644