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Overview
Find top CONTRACT UI Designer jobs with Haystack – your go-to IT job board for flexible, high-paying contract opportunities. Explore the latest contract UI designer roles, connect with leading tech companies, and advance your career on your terms. Start your contract UI design job search today!
Junior UX Designer
Pontoon
Manchester
Hybrid
Junior
£30,000 - £38,000

Job title: Junior UX Designer

Location: Halifax or Manchester (you must be able to attend the Halifax office 1 day per week)

Hybrid role working 2 days a week in the office.

Salary: 30,000 to 38,000 plus 5% annual bonus

Contract: 12-month fixed term contract

Our market-leading financial services client is seeking a Junior UX Designer with a passion for creating exceptional user experiences and a strong ambition to grow within the UX field.

In this role, you’ll collaborate closely with a talented design team, learning from experienced Interaction Designers while contributing your own ideas and creativity. You will work confidently with established design systems and champion best practices in user experience.

SKILLS/EXPERIENCE

We are looking for someone who is passionate about creating simple, intuitive user experiences. You are self-driven, curious, and empathetic, with a sharp eye for detail. Strong communication skills are essential-you feel confident explaining your ideas and walking others through your design process.

  • A design degree, 1 year of demonstrable self-initiated design projects, or 1 year of experience in a professional environment.
  • You have an exciting portfolio of past creative projects to talk us through.
  • Figma software experience - Desirable
  • An understanding of Design Thinking, UX and research worked with design systems or at least components.
  • Experience working in multidisciplinary teams (UX Writers, Service designers, Visual designers) - Desirable
  • An appreciation of customer inclusion - what it means to make an inclusive and accessible design that will be used by customers from a wide range of ages, backgrounds and technical abilities
  • An appetite for testing your designs with different users, taking onboard their feedback and presenting this data.
  • Balance business requirements with user needs - you’ll be learning from other designers how research and rationale can align internal customers on individual user needs.

Training and ongoing support is available for the successful candidate.

You will be required to work two days per week in the office. One of these days must be at the Halifax office. For the second day, you have the flexibility to work from one of the other local offices-Manchester, Chester, Halifax, or Leeds.

You will be a valued member of our Adecco Emerging Talent function working onsite with a market-leading organisation, initially, the assignment is 12 months with scope for transitioning permanently in the future, so you need to be someone with a permanent mindset!

If you have the experience and desire to work for a well-respected organisation offering personal and professional support, growth and development, then you could be a perfect fit for the team and we want to hear from you - APPLY NOW.

Please be advised if you haven’t heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly.

Adecco Emerging talent is an employment consultancy and operates as an equal opportunities’ employer.

Senior IOS Software Engineer
Arm
London
Hybrid
Senior
£473/day - £503/day

Senior iOS Software Engineer 11 Months initial contract Stratford - 4 days onsite / 1 remote £503 per day (Inside IR35) Overview Join the company’s Pro Mobile Team working on the Pro Telematics Drive App - a unified mobile solution for commercial fleet management across North America and Europe. The app supports Fleet Managers and Drivers with tools that improve productivity and fleet uptime. Responsibilities

  • Build and maintain customer-facing iOS features
  • Collaborate in cross-functional agile teams
  • Implement polished UIs using SwiftUI and UIKit
  • Integrate APIs with strong error handling and performance
  • Contribute to a large evolving codebase
  • Participate in code reviews and continuous improvement Essential Skills & Experience
  • Strong Swift experience in production apps
  • SwiftUI and UIKit
  • Modern iOS architecture patterns
  • Unit testing and snapshot testing mindset Tech Stack
  • Swift
  • SwiftUI, UIKit, Combine, async/await
  • XCTest / Swift Testing, Snapshot & UI Tests
  • Tuist, Swift Package Manager
  • Bitrise CI/CD
  • Observability and analytics tooling
  • Backend-for-Frontend API layer Additional Attributes
  • Senior-level delivery experience
  • Collaborative and inclusive
  • Comfortable with ambiguity
  • Flexible across complex projects
  • Willing to mentor others Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited (“ARM”). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change
UI Engineer
Pontoon
Warwick
Remote or hybrid
Mid - Senior
Private salary
+1

Job Title: UI Engineer
Location: Flexible
Remuneration: Daily Rate: 500.00
Contract Details: Full Time

Responsibilities:

  • Design, develop, and optimize user-centric front-end interfaces using modern JavaScript frameworks, with a strong preference for Angular.
  • Collaborate with UX Designers and Product Managers to translate design wireframes and prototypes into functional front-end components.
  • Maintain a consistent look and feel across all digital products by implementing and managing a shared design system.
  • Write clean, modular, and testable front-end code that adheres to best practices and accessibility standards (WCAG 2.1).
  • Optimize application performance and load times through efficient front-end architecture and code-splitting techniques.
  • Conduct code reviews and provide constructive feedback to peers, contributing to front-end development standards and guidelines.
  • Integrate RESTful APIs and collaborate with back-end engineers to ensure seamless end-to-end system functionality.
  • Troubleshoot interface issues and debug browser compatibility problems across various devices and platforms.
  • Stay updated with industry trends, emerging technologies, and best practices, recommending improvements as necessary.
  • Contribute to Agile ceremonies such as stand-ups, sprint planning, and retrospectives.
  • Champion continuous improvement and experimentation, helping teams adopt new UI technologies and approaches.
  • Support third-party partners in implementing the organization’s UI standards and quality expectations.
  • Take ownership of personal development and career progression, actively contributing to the broader engineering community.

What You Bring:

  • Experience in front-end or UI engineering, preferably in a cloud or hybrid environment.
  • Strong proficiency in HTML, CSS, and JavaScript (ES6+), with experience in building and maintaining responsive and accessible interfaces at scale.
  • Familiarity with state management libraries and component-based architectures.
  • Experience with design systems and tools such as Figma or Storybook.
  • Solid understanding of web performance optimization, testing (unit, integration, and end-to-end), and cross-browser compatibility.
  • Knowledge of front-end tooling and bundlers like Webpack or Vite.
  • Familiarity with Git and CI/CD pipelines, as well as REST APIs and integration with back-end services.
  • Excellent problem-solving and analytical skills, paired with strong communication and collaboration abilities.
  • A passion for inclusive design and familiarity with accessibility standards (WCAG 2.1).

Why Join Us?
Become a key player in shaping our digital future! Work in a collaborative environment that fosters creativity, innovation, and excellence. We value your expertise and look forward to seeing how you can elevate our user experience while enjoying a supportive culture that champions growth and development. If you’re ready to make an impact, we can’t wait to hear from you!

Apply today to embark on your journey with us!

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

Spotlight
UX Designer/ Developer - Contractor
Automated Creative
London
Remote or hybrid
Senior
Private salary

About You:

We’re looking for a UX Designer & Developer who is passionate about creating beautiful, intuitive user experiences. You’re not just a designer—you’re a problem solver who thrives on turning complex challenges into seamless solutions. Your skill set spans UX, UI, and front-end development, and you have a deep understanding of how design choices impact usability. You’ll be a leader in shaping the look and feel of our platform, guiding the team in best practices and setting the bar for exceptional design.

What We’re Looking For:

  • Extensive experience in UX and UI, ideally within a B2B SAAS environment. Designing intuitive, simple solutions to complex problems.
  • Experience in front-end web development and proven ability to create user-centric, visually appealing designs (ideally in a B2C product environment)
  • Strong knowledge of TypeScript, React, CSS and HTML. Experience with the Material UI library is a bonus.
  • Passion for clean, maintainable code and an eye for UX/UI excellence.
  • Solid understanding of browser rendering in both desktop and mobile
  • A collaborative mindset to guide the team in best practices and future direction.
  • Excitement about reshaping the advertising automation and insight process with innovative solutions.

About Automated Creative:

  • Automated Creative makes and optimises ad creative using live data and insight.
  • Our platform helps performance marketers scale social, display and retail media campaigns.
  • AC is the fastest way to launch, scale and learn what makes ad creative work.
  • We are dedicated to providing real, actionable insight to our clients and agency partners. We need to build the platform which allows the most seamless access to these possible

Why Join Us?

  • Impact: Your work will directly improve the experience for our new SAAS offering, saving valuable time and effort, creating an end to end solution from build to insight.
  • Focus on technology: Work directly with our tech-oriented team who understand programmers, and know how to deliver quality software
  • Growth: Shape your role, develop and test your skills, and steer the direction of our technology and product.
  • Culture: We’re a small, collaborative team, which means quick decision making and greater autonomy.

About The Role:

As a UX/UI Developer you’ll:

  • Solve real-world problems with creativity and advanced product knowledge.
  • Turn solutions into intuitive, workable products that seem obvious once implemented and tested by agencies and blue chip clients across the industry.
  • Lead design discussions, set best practices, and mentor the team on UX and UI.
  • Collaborate across teams to deeply understand user needs and deliver revolutionary solutions.
  • Be responsible for dramatically iterating our current processes and designs.
  • Influence company-wide decisions and have a say in what we build and how we build it.
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Frequently asked questions
Haystack features a wide range of contract UI Designer positions including freelance, short-term, and project-based roles across various industries such as tech, finance, healthcare, and more.To apply, simply create a profile, upload your resume and portfolio, and submit your application directly through the job listing. Some employers may also request additional information or a design test.Haystack offers both remote and on-site contract UI Designer jobs. Each job posting specifies the work location and any remote work options available.Your portfolio should showcase a variety of UI design projects that highlight your skills in user interface creation, prototyping, and user experience. Include case studies, design tools used, and any measurable outcomes.Yes, some contract roles have the potential to convert into permanent positions based on performance and company needs. Be sure to check the job description or ask the recruiter about this possibility.
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