Top JavaScript Development Companies & Expert JavaScript Developers in UK

S-Square Solutions is a technology and creative services firm that focuses on empowering organizations with innovative solutions for business transformation and operational excellence. They use cutting-edge technologies, industry best practices, and a customer-centric approach to deliver exceptional value to clients across various industries. S-Square Solutions' mission is to help businesses achieve their strategic goals by providing tailored solutions that enhance productivity, efficiency, and competitiveness. They offer expertise in various domains, continuous innovation, a customer-centric approach, and a proven track record of successful projects. By partnering with S-Square Solutions, organizations can navigate the digital age with confidence and achieve sustainable growth.

Vrinsoft is a UK-based software and mobile app development company that specializes in mobile app development, web development, custom software solutions, and digital transformation services. They cater to businesses of all sizes, from SMEs to large enterprises in finance, logistics, healthcare, and e-commerce. With over a decade of experience, Vrinsoft has completed over 600 projects, ensuring timely and budget-friendly delivery. With over 400 clients worldwide, including startups and established enterprises, Vrinsoft has earned their trust for ongoing support and new projects.

Our web development expertise assists growing businesses in reducing process overhead and embracing digital transformation to improve their operations.

Phaedra Solutions Crafting Future-Ready Digital Products with AI, Web, and Mobile Technologies Since 2013, Phaedra Solutions has empowered global startups, SMEs, and enterprises by building scalable digital platforms. From web and mobile apps to custom AI solutions, we turn ideas into high-performing products with clear business impact. Our core services include: AI & Machine Learning Development Custom AI model training, chatbot development, automation, and intelligent systems. Web & Mobile App Development Cross-platform mobile apps, enterprise-grade web portals, SaaS products, and PWAs. UI/UX Design & Prototyping Intuitive user interfaces and frictionless user journeys that drive engagement. Dedicated Engineering Teams Flexible engagement models tailored for long-term collaboration or short-term goals. Industries We Serve We’ve delivered results across fintech, healthcare, education, e-commerce, esports, logistics, and event management, with smart integrations and scalable architectures. Trusted by Global Clients With 700+ projects completed, $ 300 M+ raised by our clients, and a team of 200+ experts, Phaedra Solutions is a reliable partner for businesses across the USA, UK, UAE, and Asia. Why Phaedra? Proven delivery frameworks AI-enabled innovation Speed-to-market execution Transparent pricing & engagement models Let’s build something extraordinary. Contact: hello@phaedrasolutions.com www.phaedrasolutions.com

We develop websites for new businesses, entrepreneurs, and well-known brands. More than 300 companies have benefited from our team's assistance in launching unique websites, including blogs, price comparison engines, e-commerce storefronts, learning management systems, competition sites, multi-vendor marketplaces, and more. We can assist you with: ? Design of Websites ? Website Creation Design of E-Commerce Websites ? Support for WordPress Call us at 020 7998 3935, send an email to hello@webpopdesign.com, or stop by our website for a pleasant discussion about your website.

Papaya Studio is a dynamic creative agency that offers a wide range of innovative services to elevate your brand to new heights. Specializing in web design, graphic design, and digital marketing, Papaya Studio is dedicated to crafting unique and engaging solutions tailored to each client's specific needs. With a team of talented professionals who are passionate about creativity and cutting-edge design, they work closely with clients to bring their vision to life. Whether you need a stunning website, eye-catching graphics, or a comprehensive digital marketing strategy, Papaya Studio has the expertise to deliver results that exceed expectations. Trust Papaya Studio to transform your brand and make a lasting impact in the digital world.

WP Minds is a WordPress development and maintenance agency dedicated to helping coaches, consultants, and small business owners build, manage, and grow high-converting websites. They offer services including custom WordPress website design, speed optimization, monthly maintenance, and growth-focused strategies. Known for their use of the StoryBrand framework, WP Minds focuses on clarity, usability, and results to ensure every website attracts the right clients and drives business success.

TH-EY is a remote team of experts specializing in delivering custom web and mobile applications. They have assisted over 55 businesses, from startups to established companies, in navigating the technological landscape. Their key strength lies in their consultancy approach, matching each project's unique requirements with the right expertise. TH-EY's areas of expertise include design, discovery, proof of concept, minimal viable product, custom software development, support, maintenance, and smooth software operations. They adopt a practical, flexible approach, ensuring quality assurance and open communication.

A group of IT experts from the USA, UK, and India make up Inqsys. For more than ten years, we have been offering top-notch IT services. Thanks to the diligent efforts of our team, we have not only amassed a lengthy list of happy customers over the years, but we have also received numerous highly regarded accolades from US and UK businesses. We provide mobile applications for all platforms in addition to providing web design and development services. We work in a very innovative and goal-oriented manner. For our clients, we ensure that our work is both economical and time-efficient. We at Inqsys will assist you in surpassing all of your expectations.

Emerline is an innovative global software engineering company that delivers full-cycle development services worldwide. Leveraging extensive expertise in cutting-edge technologies like AI, alongside critical areas such as cloud migrations and complex infrastructure software engineering, the company serves as a Strategic Technology Partner for both established enterprises and emerging companies across the US and Europe. Our deep domain expertise spans several industries, enabling us to deliver specialized solutions in areas such as Manufacturing, E-commerce, Fintech, Healthcare, eLearning, and various other sectors. Furthermore, our capabilities are significantly strengthened by strategic partnerships with industry leaders like AWS, Microsoft, Google, Databricks, and Snowflake. They are further underpinned by our ISO certification across four key areas: ISO 27001, ISO 55001, ISO 9001, and ISO 22301.

Dev Technosys is an award-winning mobile app development company that caters to clients' digital needs through innovative technology and custom software development. With a client base of emerging startups and Fortune 500 partners, they offer a delightful experience. As an ISO 9001:2015 certified website and mobile application development company, they have been certified by NASSCOM. Their team of 125+ experts uses various technology stacks, including AI, blockchain, Flutter, Kotlin, Swift, React JS, Node JS Development, Laravel, PHP, MongoDB, Postgress SQL, GraphQL, SQL, JIRA, Slack, Trello, Github, Altasian, and Zoho.

We are a stand-alone creative tech company that designs and develops elegant, seamless brand experiences. Technology and creativity have historically been viewed as two distinct fields. However, we are aware that the most fulfilling human experiences result from combining the two.

Professional logo design services London offer businesses custom, high-quality logos that reflect their brand identity. These services focus on delivering creative and impactful designs tailored to various industries.

A group of exceptionally talented software architects and developers work for Orbit iTech. From basic software development and web design to EPOS and IT goods and services, we provide a wide range of distinctive solutions. As a reputable web design firm in Birmingham, we provide a variety of solutions to meet the needs of contemporary businesses while utilizing the newest and most advanced technology.

Ballyhoo takes great satisfaction in building websites that raise your online visibility and boost revenue. Because we believe that being online should be hassle-free, we will make every effort to take care of anything you could want, from building a website you will be proud of to offering expert web hosting, continuing support, and internet marketing.

Theodo is a team of 45+ agile web, mobile, and software experts based in London, Paris, and New York. They have partnered with non-technical founders, FTSE 100 companies, and SME CTOs for over 500 projects over the past decade. They work directly within existing structures, ensuring transparency and visibility. Theodo projects start fast and progress efficiently using a unique methodology combining agile, lean, and DevOps. They have 100% client recommendations in 2018 and 2019.

Olive IT is a results-oriented digital agency with offices in Dhaka and London that is dedicated to using powerful tech solutions to propel business expansion. Our knowledgeable in-house staff combines their extensive experience to create creative tactics that produce outcomes. By adopting a thorough strategy, we guarantee that each digital solution we provide advances your company's growth and success.

Our specialty at Yurkol LTD is cloud-native development, with a particular emphasis on the Go programming language. In order to provide scalable, safe, and effective IT solutions in contemporary cloud environments, we integrate high-performance coding, concurrency, and creative methodologies.

AI-driven automation, cloud computing, blockchain, gaming, and experience engineering with a focus on impact and growth are the areas of expertise for Villaex Technologies. Villaex Technologies is known for developing scalable and cutting-edge digital solutions for tech-driven organizations and dynamic businesses because to its solid engineering basis and collaborative delivery strategy. With unmatched knowledge of blockchain and the cloud, we create safe, scalable platforms that enable companies to prosper in a globalized society. We guarantee dependability and preparedness for the future, from smooth migrations to strong decentralized applications. We create captivating user experiences and effective e-commerce systems that optimize revenue potential and boost user pleasure. We develop intelligent systems and engaging digital experiences that revolutionize how companies run and engage with their clientele by utilizing AI/ML and Experience Engineering. Our solutions, which range from intuitive interfaces to predictive analytics, expand the realm of what is possible.

We have been assisting brands in China and the APAC area with the establishment and expansion of their presence since 2000. With ten offices across the globe, our team of digital marketing specialists is committed to assisting clients in South Korea, Japan, and China with specialized strategies. Alongside our clients, we have developed throughout time, broadening our knowledge and offerings to better assist their expansion. Through the use of our digital marketing solutions, brands can effectively communicate in markets all over the world by navigating and embracing local quirks.

Our multi-talented team is focused on developing game-changing digital products, and we alternate between London and Barcelona. We use innovative design and state-of-the-art coding technology to create websites and mobile applications. Through analysis, evaluation, and selection of the appropriate technology for your project, we will work together to optimize your return on investment. Our current clientele includes companies in the USA, Greece, Taiwan, France, Spain, and the United Kingdom.

Founded in 2018, Pixelpk emerged as a dynamic force in the UK's tech industry, specializing in innovative software development services. With a commitment to excellence, Pixelpk offers a range of services including web development, app development, and bespoke SaaS development, tailored to the unique needs of each client. Our team of experts, equipped with cutting-edge technology and a passion for creativity, strives to deliver solutions that not only meet but exceed expectations. Pixelpk's journey since 2018 reflects our dedication to transforming ideas into reality, driving digital excellence and growth for businesses across the UK.

Weeb Digital services give companies the tools they need to accomplish their objectives more quickly, spur innovation, and accelerate growth. We offer complete support for the whole lifecycle of digital products. Digital strategy consulting, software development, CMS development, and e-commerce development are among our areas of expertise.

advisors to the marketing sector. We are experts in the dynamic fields of marketing services, marketing operations, content creation, and martech, and we know how everything works together. For the past 20 years, we have advised business leaders of brands, agencies, and tech firms as specialists in B2B inbound marketing, in-house, virtual, and offshore production models, digital transformation, and marketing technology (martech). TKM Consultants provide marketing excellence, efficacy, and efficiency while fostering profitable growth. Experts in: 1. Marketing Operations (especially for In-House teams) and MarTech 2. Offshore Creative Production, in partnership with We Are Amnet; Leaders in Smartshoring. 3. Virtual Production, in partnership with FXR; Pioneers in Creative Technology. 4. Market Positioning, Inbound & Content Marketing to uniquely position your company, stay relevant, be seen and generate leads; Marketing-as-a-Service 5. Acquisition Scout; helping define your acquisition and exit strategy.

RJJ Software, founded by Microsoft MVP Jamie Taylor, is a leading software development company specializing in.NET, Python, and AI technologies. They offer customized solutions for clients and are known for their innovative and reliable software solutions. RJJ also excels in podcast mastering services, as demonstrated by their flagship audio show, The Modern.NET Show. Their commitment to providing engaging multimedia experiences is evident in their success. By choosing RJJ Software for your next project, you can leverage their expertise and passion for technological advancement.

Cynosure Designs have been providing innovative and affordable graphic and web solutions, enabling individuals and organisations of all sizes to achieve their design objectives. By understanding the processes that make your business unique, we are able to utilise our creative skills and technological know-how to build a tailor-made solution that will support your business now and in the future.

Prolaxies is a business hub that offers innovative software and design solutions across B2B, B2C, and B2G services. Their team of highly trained professionals collaborates to elevate business potential. They embrace challenges and take each hurdle as an opportunity for growth. Prolaxies aims to place businesses ahead of the competition with comprehensive solutions.

From our Sheffield-based headquarters, Pipe & Piper offers web design, cloud software development, and cross-platform mobile application design services with an emphasis on providing premium, custom digital business solutions. We all have a strong desire to be creative, and we work hard to create incredible apps, intricate cloud systems, stunning websites, and powerful CRMs that surpass our clients' expectations. We must love what we do, and no challenge is too large or too small. Be... imaginative and motivating, focused and resourceful, resolute and trailblazing, critical but courteous, and most importantly... creative with a laser-like focus on a client's primary goals.

As a site design and digital marketing firm, we are dedicated to giving our customers strong and captivating online experiences. To help businesses thrive online, our team of professionals provides a wide range of services, such as web design, SEO, coding, programming, digital marketing, and more. Our purpose is to help our clients reach their objectives by offering them outstanding service, creative solutions, and superior outcomes. We work hard to provide distinctive site designs and digital marketing plans that will interest your clients and support your company's objectives. Our staff will put in a lot of effort to deliver tailored solutions that will propel your company to new heights because we are passionate about Web design, SEO, and digital marketing.

India and the UK are home to the software development and services firm Aventus. Our specialty is the development and maintenance of software, web, and mobile applications. We are proficient in security, automation, manual, and API testing. Our unwavering commitment to turning Aventus into a one-stop shop for all of our clients' software development and testing requirements is what sets us apart. We contribute our combined industry expertise in full-cycle outsourced product development. We place a high value on creating long-lasting relationships with our clients. Special attention is also paid to the organization's technological roadmap and delivery excellence. By directing the group of experts to produce measurable, high-quality client deliverables on schedule and under budget, we foster leadership qualities.

Aware Digital is a UK-based full-service digital agency dedicated to helping businesses thrive online. Specialising in Magento 2 eCommerce solutions, they combine expert development, creative design, and seamless integrations to create high-performing, user-friendly online stores. From bespoke website builds to performance optimisation, their team ensures every project delivers both functionality and a great customer experience. Beyond development, Aware Digital offers data-driven marketing strategies tailored to drive growth. Their services include SEO, PPC, conversion rate optimisation, email marketing, and social media campaigns, all designed to increase visibility and sales. With a focus on measurable results and continuous improvement, Aware Digital partners with businesses to create scalable, future-ready digital solutions.

Azentra Technologies is a UK-based website development company specialising in Website Development, Software development, and digital marketing. We build responsive, SEO-friendly websites and robust software applications, backed by powerful digital marketing strategies. Our full-service approach is designed to create a powerful online presence that generates sustainable growth for your business. Let's build a presence that drives growth. Contact us today at +44 7853 052694 or sales@azentratech.com to discuss your project and boost your online presence.

Funel.io, with over 10 years of industry experience, acts as an outsourced sales team, handling the early sales process for businesses, focusing on connecting, understanding, and building relationships through authentic human interaction.

Chez MOHARA, notre objectif est de rendre la création de produits technologiques plus accessible. Nous souhaitons que chacun ait la possibilité de devenir un innovateur. Tous nos partenaires sont animés par le désir d'améliorer la vie des gens grâce à la technologie. Cependant, les investisseurs recherchent généralement des fondateurs techniques, négligeant ainsi ceux qui n'ont pas d'expérience technique. MOHARA agit en tant que directeur technique pour ces fondateurs, leur offrant la possibilité de solliciter des financements auprès des capital-risqueurs tout en ayant un partenaire technique à leurs côtés. Nous gérons leurs affaires comme si c'étaient les nôtres, prenant des décisions pour les soutenir au mieux dans l'élaboration de leurs produits et la mise en œuvre rapide des corrections nécessaires.

Intelegain Technologies is a US-based mobile app development company, founded in 2004. With offices located in Dallas, Mumbai, Singapore, London, and Sydney, the company provides IT consulting services and customized software development solutions to large and mid-sized companies in various industries such as finance, healthcare, retail, legal, education, and telecom. For over 20 years, Intelegain has been delivering custom and platform-based solutions to its clients, including notable influencers such as Pfizer, OYO, Pidilite, TATA, ShareKhan, and Canon, to name a few. The company's solutions have been trusted by these influencers for their daily operations. Intelegain has successfully delivered projects to its customers in over 25 countries, earning its position among the leading mobile app development companies that drive digital engagement and business value for startups and enterprises through enterprise mobile, web, and cloud-based applications. With an innovative and tireless approach to executing each project, Intelegain is an ideal IT partner for enterprises of all sizes, including small, medium, large, and startups.

A leading WordPress agency, renowned for its comprehensive digital strategies, user experience enhancements, and post-launch support, has a 15-year history and collaborates with global brands. They focus on delivering results-oriented websites using the most user-trusted web platform, ensuring a seamless customer/user experience at the heart of any online interaction.

Founded in 2008, we’re a London and Essex–based digital marketing company helping ambitious businesses grow through smart, reliable digital solutions. With over a decade of experience, we combine strategic thinking, technical expertise and creative execution to deliver results that last. Our services span the full digital spectrum — from building fast, responsive websites and running high-performing PPC and social campaigns, to long-term Search Engine Optimisation. Beyond marketing, we specialise in bespoke system development, advanced data analytics and mission-critical support, giving our clients the robust digital foundations they need to scale with confidence. We work with organisations of all sizes across the UK, Europe, North America and Asia, acting as a trusted partner rather than just a supplier. Whether supporting day-to-day digital performance or delivering complex, business-critical systems, we focus on clarity, reliability and measurable outcomes.

We are a skilled design and development team that makes using the product the most enjoyable ?. We have developed more than 90 projects for startups and companies throughout the world since 2016. Hundreds of thousands of people adore our work, and it has won numerous international accolades. By combining our three main areas of expertise—custom ?? programming, user-centric ?design, and product ? strategy—we provide the greatest possible product experience.

Zoocha, founded in 2009, is a web solutions developer using Drupal, an open source framework. They offer services such as digital strategy consultancy, user experience design, solutions architecture, website development, hosting, and support. Zoocha is ISO 27001 and ISO 9001 certified, Gov.uk Cyber Essentials Plus certified, and an approved UK Government supplier on the G Cloud procurement framework and the Digital Outcomes and Specialists (DOS) framework. Their core values include nurturing great talent, producing high-quality digital products, acting with integrity, offering transparency in pricing, and enabling clients to succeed. Zoocha's team is dedicated to finding and nurturing great people, with low staff turnover being a key factor in their success. They also offer a training and development program, many of which has industry-recognized qualifications.

Scrums.com is the world’s 1st Software Engineering Orchestration Platform (SEOP) to help teams build faster, smarter, and at scale. We combine human expertise, AI-powered agents, and actionable software analytics into one flexible platform that orchestrates every aspect of software engineering. Whether you need to augment your team, spin up a dedicated development squad, or boost delivery with autonomous AI agents, Scrums.com gives you the control and scalability to move faster - and smarter. From startups to global enterprises, 400+ global companies trust Scrums.com to streamline engineering workflows, unlock talent from Africa’s top software minds, and drive performance through intelligent automation and insight. With presence in Johannesburg, Cape Town, Nairobi, Lagos, London, and New York, we’re building the future of software engineering - seamlessly orchestrated, insight-driven, and globally powered.

Appcentric, a friendly digital agency based in Birmingham, has a team of professionals including product development experts, UX and Design, mobile app and web developers, and backend/database experts. They believe in building long-lasting partnerships to help clients achieve their goals by creating solutions that deliver ROI and memorable user experiences. Appcentric has worked in various sectors, including retail, education, manufacturing, healthcare, charity, and not for profit. They are Birmingham's only Umbraco Platinum Partner, providing enterprise level CMS solutions and integrations.

We assist business owners in boosting their online presence through WordPress websites, showcasing their expertise, attracting clients, and delivering sales. Our custom WordPress design and development services create powerful, intuitive, and dynamic sites, working with clients worldwide. We implement cost-effective strategies to improve businesses, ensuring their success.

Sigma Software, a team of 2000 IT experts in Sweden, the US, Poland, and Ukraine, has been providing smart solutions to businesses for over 20 years. As a top outsourcing company and part of the Scandinavian technology consulting group, Sigma offers turn-key software product development, custom software solutions, IT consulting, support, big data solutions, and R&D in Extended Reality, AI, and IoT.

Our global software development company offers custom engineering solutions, based in Ukraine, with representative offices in various countries, including the USA, UK, Germany, Israel, Canada, Australia, and UAE.

CCQ Tech, accredited by JOSCAR, has been supporting clients in the defence and aerospace sectors for over 20 years. They help clients grow their bottom line through custom software, business analysis, software application development, and deployment of best-fit solutions, including cloud and web technologies. They solve problems like outdated software, inefficient workflow, poorly integrated systems, and poor data management. With over 20 years of experience, they understand business goals and operations, then ideate on software, cloud, and technology solutions.

InStandart is a software development company that provides powerful, secure and scalable IT solutions for enterprises and fast-growing medium-sized businesses since 2014. We specialize in software development, AI integration, process automation and cloud solutions, helping companies accelerate innovation, improve efficiency and stay competitive. We empower businesses with scalable, enterprise-grade solutions that drive innovation, efficiency, and sustainable growth. By leveraging cutting-edge technology, we help companies stay competitive in a rapidly evolving digital landscape. Our services: Software Development Services: Scalable, high-performance software tailored to your business. Custom Software Development SaaS Product Development CAD Software Development Design & User Experience: User-centered designs that engage and convert. UI/UX Design Gaming Platform Design & Development E-commerce & Retail Solutions: Optimized digital commerce for maximum efficiency and revenue growth. E-commerce Development & Optimization Workflow Automation & Business Process Optimization Healthcare & Life Sciences Solutions: Secure, AI-powered solutions for the healthcare industry. Research & Development Platforms Compliance & Security Solutions Mobile & Web Application Development: Seamless, high-performing apps for an always-connected world. Mobile App Development Navigation & Mapping Solutions Data & Process Automation: AI-powered automation to cut costs, enhance efficiency, and scale operations. Data Integration & Management Workflow Automation & Business Process Optimization Innovation & Emerging Technologies: Future-proofing businesses with cutting-edge technology. Custom AI Solutions Machine Learning Implementation LLM (Large Language Model) Integration AI in Business Intelligence AI-Driven Features Advanced Integration for Smart Devices Managed Services: Ongoing development, maintenance, and support to keep your business running smoothly. Dedicated Support & Maintenance Feature Updates & Enhancements Performance Optimization Scalability & Growth Support On-Demand Development Resources

With years of experience and a proven track record of satisfied clients, Pro IT City Ltd has established itself as a leader in Digital Marketing. Our team of highly skilled professionals is dedicated to helping your business reach its maximum potential by providing all the essential services in one comprehensive package.

Trembit is a tech company specializing in custom video streaming platforms for startups, small businesses, and early-stage startups in the USA, Europe, and Israel. They offer in-depth business analysis, product vision development, and software project delivery. Their expertise includes real-time video streaming systems, video conferencing, live streaming interactive apps, online collaboration, internet messengers, dating platforms, and telemedicine platforms.

Scaffold Digital is a digital agency situated in Northern Ireland. Our forward-thinking team was founded in 2008 with the goal of maximizing the digital potential of businesses and organizations. When properly implemented, digital technology has the potential to completely transform the commercial world. Web design and development, hosting, UX design, app development, and machine-based bespoke software design and development in several languages are all areas of expertise for us.

Communere Ltd. is a software development and data solutions company that was founded in 2012. It specializes in bespoke software and software development team augmentation, offering high-quality, customized products to companies of all sizes and in a range of industries across the globe. In order to provide the greatest software solutions that meet the particular requirements of every client, we are dedicated to perfection. Our development team specializes in creating scalable, reliable apps that will sustain your company over the long run. We are here to close the gap and offer customized software solutions since we recognize how challenging and unpleasant it can be to try to modify ordinary software to meet your specific needs.