Top 5 UI/UX Design Agencies In the World — Jan 2025

Finding the exemplary user interface (UI) and user experience (UX) agency for your digital product design can take time since so many companies offer this service.

Updated January 16, 2025

The design and user-friendliness of a website or app greatly influence first impressions, making UX design essential. Top UX designers create exceptional user experiences, but finding skilled professionals can be challenging, especially for companies unfamiliar with design. Evaluating and comparing top UX agencies can help identify leading firms known for their innovative projects and contributions to the design community.

Why Is Good UI/UX Design Important?

In today’s competitive market, customers expect seamless experiences, making UI and UX design crucial for product development. Poor usability can drive them to competitors, while intuitive design enhances brand image and customer retention. Effective UI/UX design simplifies purchasing, boosts engagement, and increases sales. A smooth experience fosters brand credibility and loyalty. Even a one-second delay can significantly impact customer satisfaction and conversions. Consistent interactions across platforms enhance user journeys, as seen with General Electric’s estimated $30 million savings.

Key Considerations for hiring a UX agency

Local vs. Remote
Local firms offer better communication and cultural insights but can be expensive. Remote options may be cheaper but often lead to misunderstandings and longer timelines. Offshore agencies can help with budget constraints but may complicate communication due to time zone differences.

Small vs. Large
Choose based on the services you need. Full-service agencies are ideal for extensive projects, while boutique firms offer personalized attention and quicker turnaround. Large firms have more resources but may charge more and provide limited direct contact.

Cost vs. Quality
Set a realistic budget, as good UX design can exceed $100,000. Review portfolios and meet with potential agencies to assess fit. After discussions, draft a request for proposal (RFP) and ensure the proposal aligns with your project goals.

Top 5 UI/UX Design Agencies — January 2025:

This list features agencies selected for their proven track records, strong portfolios, client satisfaction, detailed case studies, and diversity. They represent global options and specialize in various industries and services, ensuring innovative and impactful design solutions.

These are the top 5 UX design firms (all five are top-notch) that have the best UX designers to make your choice easier:

1. Clay

Clay is a web design, branding, and UX design agency based in SF

A global web design, branding, and UI/UX design agency

Based in San Francisco, Clay is an experienced, professional UI/UX design agency offering digital strategy, world-class branding, and UX design. Clay is one of the best UX agencies; its past work backs this up. This agency works with tech giants and enjoys working with newly founded companies and startups.

Practical visual design principles are integral to Clay’s approach, enhancing usability while balancing aesthetics and functionality for optimal performance in digital interfaces.

Best for: Clay is an excellent choice for tech-centric businesses, especially startups and established companies in cutting-edge sectors like FinTech, eCommerce, and Web3 that need sophisticated UI/UX design. Their experience working with industry leaders such as Google, Facebook, and Amazon, combined with their enthusiasm for collaborating with newly founded companies, positions them uniquely in the market. Clay’s comprehensive service offerings, from user research to full-stack development, make them a versatile partner for companies seeking end-to-end digital solutions.

Key features that distinguish Clay include their deep specialization in tech, which gives them unique insights into designing UI/UX that perfectly suits tech companies’ needs. Their ability to contribute to a startup’s holistic growth by developing the user interface, experience, and brand strategy demonstrates their value as a strategic partner.

Notable Clients:

1. DFINITY — The partnership between Clay Global and DFINITY resulted in a visually captivating website that effectively showcases the organization’s global computer vision. Clay created an engaging platform for new users using dynamic motion design, bold color schemes, and custom illustrations.
2. Snapchat—Through their collaboration with Snapchat, Clay developed an innovative user interface for AR technology, allowing for seamless shopping experiences. The interface uses voice and gesture control and consistent tutorial animations, making it user-friendly for all levels of users.
3. Slack—Clay’s work with Slack resulted in an interactive demo that serves as the company’s primary sales tool. Focusing on efficient onboarding and responsive design, the demo effectively showcases Slack’s communication-centered product.

Founded: 2016
Headquarters: San Francisco
Pricing: $$$
Team Size: 50–100 people
Industries: FinTech, eCommerce, technology, startups, food & beverage, telecommunications, healthcare, B2B, Web3, finance, retail, logistics
Capabilities: UI/UX design, motion design, full-stack development, UX research, CX & interaction design, web design
Portfolio: https://clay.global/work
Socials: Instagram, Twitter, LinkedIn

Feel free to contact Clay at hey@clay.global with any inquiries or for any information.

2. IDEO

IDEO is a design company known for its human-centered, interdisciplinary approach

UX design with a focus on doing better

Design means little without a solid vision, and IDEO has covered that aspect. The agency is focused on making the changes needed to make the world a better place — and most importantly, it thinks that design plays a vital role in that.

It applies these services to many sectors, including consumer goods, hospitality, and financial services.

Best for: IDEO’s approach proves particularly valuable for large corporations aiming to adapt to global challenges and implement positive changes, as demonstrated by its work with H&M and Ford. Organizations in sectors like healthcare, education, finance, and non-profits that require human-centered design solutions to complex problems will find IDEO’s services especially relevant.

IDEO has studios worldwide, including San Francisco, London, and Tokyo, and applies a global approach to everything it does. Another fundamental principle of its approach is human-centered design, ensuring that every project meets the needs of its users. Its focus on creating positive societal impact through design sets it apart in the industry.

Notable Clients:

1. American Express — Through a collaboration with IDEO, American Express has successfully developed Pay It Plan It — a feature enabling card members to split large purchases into smaller monthly payments without interest. This innovative solution caters to the preferences of millennial and Generation Z audiences, providing them with greater control and flexibility in their payment options.
2. Digital Services Georgia — IDEO partnered with Digital Services Georgia to revamp its platform and create a more cohesive, reliable, and uniquely Georgian experience for citizens. This project resulted in developing a versatile digital design system and brand identity that caters to the diverse needs of the state’s public.
3. Beyond 12—In collaboration with Beyond 12, IDEO designed and expanded a coaching model that leverages technology to support first-generation college students. The result was the creation of MyCoach, an app that serves as a college co-pilot for students, offering assistance with everything from financial aid to connecting with peers for inspiration and motivation.

Founded: 1991
Headquarters: San Francisco
Pricing: $$$$+
Team Size: 600
Industries: healthcare, education, finance, startups, retail, technology, non-profit
Capabilities: UI/UX design, UX research, product design, consulting
Portfolio: https://www.ideo.com/work
Socials: Instagram, Twitter, LinkedIn

If you want to get in touch with IDEO, you can visit their website at https://www.ideo.com/contact

3. Big Human

Big Human is UX design and digital product studio, NY

An NYC-based UX design and digital product studio

Big Human is based in New York and offers full service, including digital strategy, design, development, and branding. This user experience agency focuses on digital products and is considered one of the best UX design companies. UI/UX agencies like Big Human provide various deliverables, emphasizing the importance of established research and design processes to create user-centric products.

Best for: Big Human expertise is especially valuable for companies in diverse industries, such as B2B, eCommerce, Web3, and entertainment, looking to create innovative digital products or enhance their existing digital presence. The agency’s holistic approach, combining digital strategy, design, development, and branding, makes it an ideal partner for organizations aiming to deliver seamless and engaging user experiences across various platforms.

Key features that set Big Human apart include their New York-based team of highly experienced UX designers who bring a balanced perspective encompassing creative, business, and engineering needs. Their intense focus on usability, information architecture, and innovative visual elements in interaction design ensures that clients receive comprehensive, aesthetically pleasing, and functionally robust solutions.

Notable Clients:

1. Netflix — With a focus on accessibility and user experience, the digital studio worked closely with Netflix to design a centralized website that effectively showcases the company’s assets and values to diverse audiences.
2. Quinn — In collaboration with Quinn, Big Human revamped the audio-first platform’s website and mobile app, incorporating personalized features based on user feedback while staying true to the brand’s fun and youthful identity.
3. Carnegie Hall—The agency enhanced the design styles of Carnegie Hall’s educational programs, including their Musical Explorers and Orchestra maps. Through optimization for various devices, minimal text, high-quality media, and JavaScript animation, the team successfully created visually engaging content that enhances the user experience.

Founded: 2010
Headquarters: New York
Pricing: $$$$+
Team Size: 50–100 people
Industries: B2B, food & beverage, Web3, fashion, telecommunications, hospitality, education, healthcare, eCommerce
Capabilities: UI/UX design, UX research, full-stack development, illustration, web and app development
Portfolio: https://www.bighuman.com/work
Socials: Instagram, Twitter, LinkedIn

For any inquiries or questions, please don’t hesitate to contact Big Human through their website at https://www.bighuman.com/contact-us.

4. Doberman

Doberman is digital innovation and UX design studio

A digital innovation and UX design firm

Cutting-edge creativity, longevity, and experience combined with this Scandinavian UX design studio founded in 1998. This design company has offices in Copenhagen, Stockholm, Helsinki, and Oslo and a partnered studio in Brooklyn. They offer a transformative, chic approach to UX design, which is evident in their impressive portfolio.

Best for: Doberman is well-suited for forward-thinking businesses and organizations seeking innovative, transformative design solutions across various industries. Their expertise is especially valuable for companies in technology, education, finance, and healthcare sectors looking to create cutting-edge digital products or revolutionize their user experiences. The agency’s Scandinavian design heritage and global presence make it an ideal choice for international businesses that blend sleek aesthetics with functional, user-centered designs.

Doberman's ability to apply UX principles beyond digital interfaces to areas like urban living infrastructure showcases its versatility and innovative approach. Doberman's comprehensive service offerings, from product design to business transformation, position them as a holistic partner for companies seeking to elevate their digital presence and user experience.

Notable Clients:

1. MoMA — The agency helped revamp the iconic Museum of Modern Art brand by designing a new logo and visual identity that embodies its dedication to contemporary art and global influence.
2. IBM — Doberman provided visual system guidelines for tech giant IBM, bringing a cohesive, modern, and human-centered aesthetic to their digital and physical touchpoints.
3. Pearson—The UX studio collaborated with education company Pearson to create Aida, the world’s first AI-driven tool for calculus education. This project showcased their product design and branding expertise, as Aida received praise for its intuitive interface and effectiveness in helping students learn complex mathematical concepts.

Founded: 1998
Headquarters: Oslo
Pricing: $$$$+
Team Size: 100–150 people
Industries: technology, telecommunications, education, finance, eCommerce, healthcare
Capabilities: UI/UX design, UX research, CX strategy, product design, business design & transformation, service & industrial design
Portfolio: https://doberman.co/work
Socials: Instagram, Twitter, LinkedIn

If you have any inquiries or would like to collaborate with Doberman, you can reach out to them at hello@doberman.ey.com

5. Code & Theory

Code and Theory is a UX design and digital creative agency based in SF, NY, London, Manila.

A UX design and digital creative agency

This primarily digital innovative firm has offices in San Francisco, New York, London, and Manila, Philippines. Their practical, successful approach to design ensures success with every project. The top UX designers at Code and Theory and the digital ecosystems offer excellent results.

Best for: Code and Theory suits businesses seeking innovative digital solutions that leverage cutting-edge technology and creative strategies. Their expertise is particularly valuable for companies in diverse sectors such as B2B, eCommerce, healthcare, and Web3, especially those aiming to revolutionize their digital presence or create groundbreaking digital products. Their approach is well-suited for organizations looking to integrate advanced technological developments into their design solutions, making them an excellent choice for businesses at the forefront of digital innovation.

Key features that set Code and Theory apart include their global presence with offices in major tech hubs, allowing them to tap into diverse talent and perspectives. Their focus on basing creative solutions and web design strategies on technological developments and digital platforms leads to innovative outcomes. Their comprehensive service offerings, ranging from UX design to business consulting and design transformation, position them as a versatile partner capable of addressing multifaceted digital challenges and opportunities.

Notable Clients:

1. TikTok—Code and Theory’s collaboration with TikTok successfully consolidated their web ecosystem. By enhancing site functionality, the popular video-sharing app was able to attract more advertisers and increase its revenue.
2. Meta for Business — The agency’s work with Meta for Business focused on creating a user-friendly central hub for all their products and resources. This improved accessibility and organization for marketing, advertising, and business purposes.
3. Pfizer — Code and Theory partnered with pharmaceutical giant Pfizer to revamp their global intranet, providing a personalized subscription system for employees. The new design aimed to inspire and engage employees on the platform, ultimately increasing productivity and communication within the company.

Founded: 2001
Headquarters: New York
Pricing: $$$$+
Team Size: 500+ people
Industries: B2B, education, fashion, telecommunications, eCommerce, hospitality, healthcare, Web3
Capabilities: UI/UX design, UX research, content strategy, product design, business consulting, design transformation
Portfolio: https://www.codeandtheory.com/things-we-make
Socials: Instagram, Twitter, LinkedIn

Contact Code and Theory for all your business inquiries at newbiz@codeandtheory.com

Thanks for reading! 🙏🏼