112
Last updated 10 February, 2025

Top React.JS Development Companies in UK

List of Best React.JS Developers in UK

112 Companies | Last Updated 02 April, 2025

Cyber Bee

Cyber Bee is a cutting-edge IT services company specializing

Cyber Bee is a cutting-edge IT services company specializing in Web3 & Blockchain and custom software development. Our team has experience in building a TOP-15 Web3.0 ecosystem with more than $350 million TVL (according to DefiLlama). In addition, we built one of the fastest and cheapest Layer 1 EVM-network on Proof-Of-Stake protocol with its own nodes. With over 7 years of experience, we have worked for clients that include individuals, startups, and enterprises in Web3&Blockchain, Fintech, Healthcare, Insurance, Logistics, Legal, Real…Explore the detailed profile of Cyber Bee

  • 11 to 50

  • $51 - $100

  • $25001 - $50000

  • UK

Webtech 99

Design Develop Digital

As a cutting-edge web and digital agency, we specialize in crafting dynamic online experiences. From custom web development to strategic digital marketing, we empower businesses to thrive in the ever-evolving digital realm. Our team combines creativity and expertise to deliver solutions that make a lasting impact in the digital space. Explore the detailed profile of Webtech 99

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • UK, India, USA

Founded in 2017, Wizard Software & Technology Bangladesh Ltd. is a leading software development company, specializing in providing innovative solutions in web development, mobile app development, ERP software development, digital marketing, IT consultancy, and ICT training. Incorporated in 2020, our mission is to deliver unparalleled expertise and client satisfaction to organizations worldwide. Our headquarters are located in Dhaka, Bangladesh, with a branch office in London, United Kingdom.   We are a proud member of the Bangladesh Association…Explore the detailed profile of Wizard Software & Technology

  • 11 to 50

  • $26 - $50

  • Less than - $5000

  • UK, Bangladesh

Welcome to GALTech, the forefront of innovative software development in the UK. At GALTech, we are dedicated to crafting ground-breaking software solutions that are not just cutting-edge but are also tailored to propel your business into a new realm of competitive excellence. Our journey began with a vision to transform the way businesses interact with technology, and today, we stand as a beacon of innovation and expertise in the software development landscape. Our team, composed of highly skilled developers, engineers, and technology aficionados,…Explore the detailed profile of GALTech Technologies Pvt Ltd

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • UK, UAE, India

Sigli

Data Science with Purpose, Innovation with Impact.

Sigli is a forward-thinking software development firm specializing in Digital Product Development and Digital Transformation. They excel at transforming innovative ideas into practical solutions, offering comprehensive services that cover the entire development lifecycle, from initial concept to final deployment. With a strong emphasis on creating high-quality, scalable, and future-ready digital products, Sigli expertly handles the intricacies of digital transformation. They assist businesses in modernizing operations, improving customer experiences,…Explore the detailed profile of Sigli

  • 51 to 250

  • $51 - $100

  • $10001 - $25000

  • UK, Belgium, Lithuania

SEO CT Experts

Your Trusted Digital Partner

SEO CT Experts: Connecticut's top marketing agency, specializing in Website Design, Digital Marketing, Paid Ad Management, Google Ads, Facebook & Instagram Ads, and SEO. Expertise includes National SEO, eCommerce SEO, Website Management, Connecticut Logo Design, White Label Reseller SEO, Google Business Management, Reputation Management, Social Media Management, and Google Review Management. Explore the detailed profile of SEO CT Experts

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • UK

Logicspice Software

Commitment to Deliver Performance

Logicspice is a leading custom mobile app & software development company that has been making a big difference in software development business since last 17+ years. We provide customized android, iOS, PHP, & Laravel application development services. Logicspice is the best agency for Job Board software, Exam software, Inventory software, Clone scripts, etc. We are committed to provide the best and result-driven performance on each and every project. We are a team of professionals that provide dynamic and customized web development and web…Explore the detailed profile of Logicspice Software

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • UK, USA, India

IIH Global

(2 Reviews)

Most Trusted & Award Winning IT Firm

IIH Global, established in 2013, with its dedicated and talented pool of 80+ resources, builds scalable and budget-friendly solutions for clients across the globe. We believe in the 5Cs: - Customer Centric - Cost-effective solutions - Collaborators: Those who work with you to produce or enhance the design, development, selling, distribution or support of your work product. - Culture of company - Communication…Explore the detailed profile of IIH Global

Harsh

Ecommerce Website Management

  • 51 to 250

  • Up to $25

  • Less than - $5000

  • UK, India, USA+3

hedgehog lab

(3 Reviews)

Digitally Crafting a Better World

With two decades of experience under our belt, we've confidently established ourselves as masters of our craft, proudly operating from the heart of Northern England. Our mission is clear: to digitally craft a better world by driving transformative solutions that align perfectly with your strategic vision. Our team's deep expertise and specialised knowledge, enable us to tackle the most complex…Explore the detailed profile of hedgehog lab

Josh

Responsive and Collaborative team!

  • 51 to 250

  • $101 - $150

  • $50001 - $100000

  • UK, USA

Innovify

Innovate. Disrupt. Transform.

Innovify is a digital product studio for enterprises & start-ups, demanding the very best in new product development and business transformation by harnessing the power of disruptive technologies. With a lean and agile mindset, we go beyond traditional enterprise application development to provide a full range of digital services to not only build user-centred products, but we also disrupt markets for our clients to grow and transform; an ideal intersection of user, technology and commerce. With a diverse team of highly competent talent, we…Explore the detailed profile of Innovify

  • 51 to 250

  • $51 - $100

  • $25001 - $50000

  • UK

inVerita

(1 Reviews)

Extending your Teams with the right People...

inVerita is a certified digital health custom software and staff augmentation company that delivers healthcare and medical(IoT) web(.NET/Node.js/Javascript), mobile solutions(Flutter, Native, React-Native), and QA. Headquartered in Lviv, Ukraine, and is present in Krakow, New York and the Bay Area. Our team delivers projects for clients all across the globe on both staff augmentation and T&M models,…Explore the detailed profile of inVerita

EE

We loved working with inVeritaSoft!

  • 51 to 250

  • $51 - $100

  • $25001 - $50000

  • UK, Ukraine, USA

Appventurez

Bridging the Gap Between Ideas & Reality

Appventurez is a leading Mobile App Development Company which was established with a motto of imparting end-to-end technology-oriented services to all large and small businesses with a goal of enhancing their overall business lifecycle. We have a team of highly skilled professionals having 10+ years of hands-on experience in Web and Mobile development. We have served our customers passionately in the past and have built 200+ solutions in multiple domains. We partner with our clients to deliver a full range of software development services, ranging…Explore the detailed profile of Appventurez

  • 51 to 250

  • Up to $25

  • $25001 - $50000

  • UK, USA, India+2

Honeycomb Software

We build software products that stand out

Honeycomb Software is an International IT Consulting and Software development company with Ukrainian roots. Our team represents in 8 locations around the world: Houston, Austin, Chicago, New York, Boulder, Wroclaw, Lviv, and Rivne. We are AWS Activate Provider and Microsoft Gold Certified Partner. We have experience with SMBs and startups from the idea stage (POC, MVP) to successful IPO on Nasdaq. Our Services: Custom software development Quality assurance and QA audit AI and Data UI/UX design & prototyping IT Consulting CTO as a Service…Explore the detailed profile of Honeycomb Software

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • UK, USA, Poland

Systango Technologies Ltd

We Make the Impossible, Possible!

Systango is a London-based digital engineering company with several awards under its belt. We work with a very limited number of companies that we truly believe in and who we also invest in.  Check us out for: - Web3/Blockchain Development (Including spinning Blockchain nodes and Indexing Crypto data) - Cloud Engineering  - Data Engineering (Big data, Reporting (PowerBI), AI, GenerativeAI, NLP, etc) - Web and Mobile App Development  - Digital Marketing Quick facts: - 300+ Employees - Top Clients: Sila, Cuentas, Youtility, Porsche,…Explore the detailed profile of Systango Technologies Ltd

  • 251 to 1000

  • $51 - $100

  • $5001 - $10000

  • UK, USA

Magora

(1 Reviews)

PRODUCT DEVELOPMENT TAILORED FOR YOUR BUSINESS

Magora, headquartered in London, UK is one of the best IT companies since 2010. To elevate your business potential, we specialize in development services of mobile, web, android apps, custom software and iPad development. Whether it’s a promising startup MVP, B2C, B2B project or a customized enterprise solution, we add real value to your business keeping in mind the user’s convenience.…Explore the detailed profile of Magora

Pavel

Thank you for the amazing app development work!

  • 51 to 250

  • $51 - $100

  • $25001 - $50000

  • UK, Australia

SPD Technology

Full-Cycle Software Product Development Company

Established in 2006, SPD Group is an award-winning Software Product Development and IT Consulting Company with 4 R&D offices in Eastern Europe. We employ a total of 500+ highly qualified IT experts and cater for world-renowned businesses and budding startups in the eCommerce, Fintech, LegalTech, Investment, Entertainment, Insurance, eLearning, Logistics, and other industries. Our primary specialty is developing complex, large-scale, multi-user and high-load applications with diverse functionality. SPD Group’s…Explore the detailed profile of SPD Technology

  • 251 to 1000

  • $51 - $100

  • $25001 - $50000

  • UK, USA, Israel

Seasia Infotech

(1 Reviews)

A CMMI Level 5 Company

Established in 2000, SEASIA INFOTECH proudly serves as a leading provider of IT consulting and software development services, headquartered in India. With a comprehensive suite of services including enterprise development, application development, marketing strategies and outsourcing technologies, we deliver efficient, tailor-made solutions that align with your specific business goals. Our esteemed…Explore the detailed profile of Seasia Infotech

Shelly

They’re excellent programmers and know how to come up with innovative solutions that meet our ultimate goals.

  • 251 to 1000

  • Up to $25

  • Less than - $5000

  • UK, USA, India+3

Vention

(3 Reviews)

Built to scale

Vention, the global leader in software engineering, partners with tech enterprises and startups worldwide, offering access to a network of 3,000+ top engineers. With expertise spanning over two decades, our tailored solutions empower clients to focus on growth, seamlessly matched with top-tier talent from respected tech hubs. Explore the detailed profile of Vention

AJ

They proved to be effective and proactive both in daily communication and in handling complex tasks!

  • 1000+

  • $51 - $100

  • $50001 - $100000

  • UK, USA, Austria+1

Impressit

Premium Software Development Agency

Impressit is a reliable technology partner for businesses and startups who build modern and sustainable software products for real estate and mobility markets. We combine our team’s technical experience with domain awareness to provide sophisticated end-to-end digital solutions starting from initial concept validation to live product launch and ongoing support. This is accomplished due to our strong in-house software engineering team that is backed up by key partnerships with experienced designers and subject matter experts. We focus on collaborating…Explore the detailed profile of Impressit

  • 11 to 50

  • $26 - $50

  • $10001 - $25000

  • UK, Ukraine

Innovadel Technologies

Innovadel Technologies: Driving Innovation & Growth Through

Innovadel Technologies is a leading technology solutions provider, empowering businesses to thrive in the digital age. We specialize in Salesforce implementation, integration, and support, enabling organizations to streamline operations, improve customer relationships, and drive revenue growth. Beyond Salesforce, our expertise extends to a wide range of IT services, including Shopify, BigCommerce, WordPress, software development, custom application development, cloud consulting, data analytics and more in different industries. We leverage…Explore the detailed profile of Innovadel Technologies

  • 11 to 50

  • $51 - $100

  • Less than - $5000

  • UK

Webnexs

(2 Reviews)

Transforming Lives Through Technology

Webnexs is a leading eCommerce website specializing in various innovative solutions tailored to businesses' diverse needs. It offers and continually implores options to provide the best development company for eCommerce Solutions, Video Solutions, Digital Marketing, SEO, and SEM services. It provides a comprehensive range of software consulting and development services to clients in over 30+ countries…Explore the detailed profile of Webnexs

KULDEEP

Great team work and best product quality

  • 51 to 250

  • $26 - $50

  • Less than - $5000

  • UK, USA, India

InfoRox

Inforox is a results-obsessed, process-driven team of

Inforox is a web development company offering a wide range of services to meet your digital needs. Our team of skilled professionals specialises in Laravel web development, app development, mobile app development, and custom web and app development. With expertise in technologies such as Flutter, React Native, iOS, and Android. We deliver tailor-made solutions that cater to your unique requirements. As a trusted web development agency in Birmingham, we are committed to delivering high-quality, innovative solutions that drive your business forward.…Explore the detailed profile of InfoRox

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • UK

We are an award-winning software development company based in London UK. We specialise in developing software solutions that help business to automate the integrate their business. Our core services are: Web Application development: https://www.bespokesoftwaredevelopment.com/web-application-development Custom software development: https://www.bespokesoftwaredevelopment.com/custom-software-development Bespoke database development: https://www.bespokesoftwaredevelopment.com/bespoke-database-development Explore the detailed profile of Schnell Solutions Limited

  • 11 to 50

  • $101 - $150

  • $10001 - $25000

  • UK

Powercode

Software Development Advice and Assistance

Powercode is a global software development company. We build and launch products for startups, small, and medium businesses. Our goal is to stay on top of the rapidly changing tech trends and deliver up-to-date software solutions for our client's ideas. Based on the product type and complexity, we will suggest the most efficient solutions that deliver a proper result as our team doesn’t do off-the-shelf solutions but uses an individual approach.    Explore the detailed profile of Powercode

  • 51 to 250

  • $51 - $100

  • $10001 - $25000

  • UK

Cerebrum Infotech

(2 Reviews)

We Design Future-Ready website and Mobile Applications

Cerebrum Infotech is a mobile application and software development company, Cerebrum is regarded as a premier app development company.  We emphasize our customers' needs; it is our prime priority- everything else comes second to us.  For our organization, your requirements and experience stand on top, and we make sure every client and user of our services know this via several methods.…Explore the detailed profile of Cerebrum Infotech

Rajeev

Excellent Product and Awesome Support from the Team

  • 51 to 250

  • Up to $25

  • Less than - $5000

  • UK, USA, India+2

SENLA

Software Engineering Laboratory

SENLA is Europe’s leading Talent Augmentation provider, giving you instant access to 700+ in-house tech specialists. Since 2012, we’ve helped global leaders like BOSCH, IKEA, Bayer, and Deloitte scale their teams with top-tier engineers, architects, and analysts. Why SENLA? 95% return rate after 350+ projects Teams onboard in <10 days 94% staff retention ensures stability and top performance From quick hires to dedicated teams or large-scale development centers, we…Explore the detailed profile of SENLA

  • 251 to 1000

  • $26 - $50

  • $10001 - $25000

  • UK, Poland, Croatia

Binary Studio

(29 Reviews)

Custom Software Development for Startups and SMBs

Delivering MVPs and full-scale software with custom-trained product teams since 2005.   What we can help you with:  ☑️ Ideation and product discovery ☑️ Building an MVP ☑️ Custom software development ☑️ Dedicated development teams Why choose Binary Studio:  ☑️  Custom-Trained Teams Upwork offers you a list of engineers. We give you a sure-fired product team…Explore the detailed profile of Binary Studio

Anonymous

What stands out most is Binary Studio's attentiveness!

  • 51 to 250

  • $51 - $100

  • $25001 - $50000

  • UK, UAE, Ukraine

Memcrab

Complex and cost-efficient Web & App development

At Memcrab, we build innovative technology products grounded in our world-leading expertise in engineering-intensive fields like AI, big data, high-load systems, and video streaming. We operate under a dual business model. First, as a startup studio, we build innovative tech companies. Most often, we partner with talented entrepreneurs or subject-matter experts from advanced industries, helping them establish and operate ventures, essentially acting as a cofounder. In other cases, we create and independently operate our own startups. Second, as…Explore the detailed profile of Memcrab

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • UK, Ukraine

Kernelics

Let's Code Together!

Kernelics is a team of web and mobile software developers, product managers, designers, and QA engineers specializes in market fit product development. Provided Services: Staff Augmentation: Flexible and cost-effective solution to augment your team. A suitable remote developer on your project within 1-4 weeks. Web App Development: Reliable, scalable web apps with quickly loading and seamless performance across all devices. MVP Development: Specialization in building lean, impactful MVPs for web and mobile platforms. Mobile App Development: Rapid…Explore the detailed profile of Kernelics

  • 11 to 50

  • $26 - $50

  • $5001 - $10000

  • UK, Cyprus

Centrelocus

Your Business Center Point

Centrelocus, stands at the forefront of the IT industry, extending its expertise to clients across 18+ countries with a focus on delivering cutting-edge solutions in Blockchain, AI, Mobile, and Games. As the official vendor partner of Morgan State University in Maryland, USA, Centrelocus has solidified its position as a trusted collaborator in the realm of technology. Notably, the company has been instrumental in partnering with startups founded by Ivy League university alumni, turning innovative ideas into world-class products. With a commitment…Explore the detailed profile of Centrelocus

  • 11 to 50

  • $26 - $50

  • $5001 - $10000

  • UK, USA, India

Zazz

(10 Reviews)

Crafting Memorable Digital Experience

At Zazz, we aid your business to stay ahead of the curve by developing the necessary tech eco-system.   We excel in delivering mobile, web & custom software development solutions. We don't just build apps, we also extend our expert team of designers and developers to fill the talent gaps in your project.   You can expect a seamless collaboration with us as we ensure…Explore the detailed profile of Zazz

Amanda

Zazz’s dedication to delivering exceptional solutions and ensuring customer satisfaction is impressive.

  • 51 to 250

  • $26 - $50

  • $5001 - $10000

  • UK, USA, Canada+1

Vrinsoft Technology

(4 Reviews)

Ranked #1 Software & App Development Company

Vrinsoft is a leading IT services provider company with over 15 years of experience serving businesses across the USA, UK, Australia, and the UAE. Our commitment to delivering high-quality, innovative solutions has earned us the trust of 900+ clients worldwide.  We specialize in mobile app development, web development, custom software, and digital transformation services. Our team is skilled…Explore the detailed profile of Vrinsoft Technology

Binny

We are glad that we got such an talented company to work with.

  • 51 to 250

  • Up to $25

  • $10001 - $25000

  • UK, India, USA+1

Tiksomlimited

Your Premier Technology Partner

Tiksom, headquartered in Manchester, UK, excels in Digital Transformation, AI/ML Development, and Product Engineering, bringing innovation and expertise to the forefront of every project. With over a decade of experience, we've pioneered bespoke solutions in custom web & mobile applications, leveraging cutting-edge technology. Our track record includes empowering numerous Startups with MVPs and delivering SaaS-based products to SMEs and Enterprises. Comprising seasoned developers, designers, analysts, and managers, our team is dedicated…Explore the detailed profile of Tiksomlimited

  • 11 to 50

  • $51 - $100

  • Less than - $5000

  • UK

PNN Soft

Trusted software development partner

PNN Soft is a trusted software development partner. We provide outsourcing and offshore software development services for business from different industries. PNN Soft combines deep industry expertise with cutting-edge technical proficiency to deliver robust in custom development of software, mobile, and web app solutions. We realise IoT, cloud, highload and API development on request. Our portfolio includes thousands of solutions, hundreds of companies and dozens of countries. At PNN Soft, we are committed to delivering excellence through…Explore the detailed profile of PNN Soft

  • 51 to 250

  • $26 - $50

  • $50001 - $100000

  • UK, Ukraine

Welcome to TechMagic - a full-cycle development company with strong HealthTech expertise that provides end-to-end software development services to businesses of different sizes. With a proven track record of 200+ successful projects, 10+ years on the market, and 300+ experts onboard, TechMagic is your trusted product development partner. Our backend skillset includes Node.js, Nest.js, Java, .Net, PHP, and Python. On the frontend side, we work extensively with Next.js, React, React Native, Angular, Vue.js, etc. From…Explore the detailed profile of TechMagic

  • 251 to 1000

  • $26 - $50

  • $5001 - $10000

  • UK, Ukraine, USA+1




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