Web Development agencies.
Web Development is the technical build of a website or web application: writing code, configuring the CMS, wiring up integrations, and shipping a stable, performant product to production. It sits alongside web design, which is the visual and UX work, and is the discipline commissioned when the brief is to build, ship, and maintain.
- 432 UK agencies offering web development
- Across 34 UK locations
- Reviewed 18 May 2026

STAXO, a London-based web design and development agency, is renowned for its inventive approach to addressing complex technical issues. As an award-winning agency, STAXO stands out with its all-encompassing digital service offering that includes branding, UX/UI design, development, hosting, and round-the-clock support. This ensures the delivery of secure, captivating digital experiences. STAXO is

Somebody Digital excels in transforming data into powerful business results. Our main focus is on boosting ROI by crafting inventive solutions combined with strategic approaches to improve revenue outcomes. Boasting a team of ex-in-house and agency experts, Somebody Digital is uniquely positioned to act as a trusted and collaborative partner for clients. From PPC and SEO to social media, PR, conte

MCM Reykjavík, a digital marketing agency headquartered in Reykjavík, distinguishes itself through a steadfast dedication to enhancing the online performance of brands. A unique amalgamation of data, technology, and collaboration enables MCM to ensure content deeply connects with the intended audience. With a noteworthy experience spanning over 27 years, MCM Reykjavík has gained a reputation for i

Justified Studio, a comprehensive creative agency nestled in the heart of London, prides itself on fostering partnerships with forward-thinking, purpose-driven organisations. Their specialty lies in fuelling dynamic growth by seamlessly blending brand strategy, visual identity, and digital product design services. The distinctive edge of Justified Studio is their unwavering commitment to crafting

Abstrakt, a B Corp accredited web design agency hailing from Nottingham, distinguishes itself with a brand-focused methodology in design and development through Craft CMS. This guarantees every digital encounter is aesthetically pleasing and highly efficient. Specialising in the creation of potent digital experiences, Abstrakt works to boost brands online by delivering measurable outcomes, minus a

Situated in Stoke On Trent, UK, Aware Digital is a leading Magento eCommerce agency providing full-scale services. Our unique selling point lies in utilising the Adobe Digital Experience suite and Hyvä frontend for Magento 2, optimising high-performance digital experiences that accelerate business growth. Our crew of certified Adobe Commerce experts deliver an all-encompassing array of services, e

Web Creation Solutions Ltd, a multi-prized full-service web agency located in Portsmouth, Hampshire, sets itself apart by delivering an extensive array of services. These services encompass SEO, bespoke website design, and app development, all aimed at customising solutions to align with the distinctive requirements of businesses, thus fostering considerable online expansion. Their dedication to e

Complex Creative, an all-encompassing creative agency in London, excels in promoting digital sustainability and assisting clients to reduce their digital carbon emissions. Their distinguishing attributes include a genuine commitment to transparency and authenticity, eschewing industry norms of inflated promises and deficient delivery. Instead, their focus is on crafting high-performance, low-carbo

Staunton Rook, a leading digital marketing agency rooted in Chester, offers a fusion of creative ingenuity and strategic acumen in its comprehensive marketing solutions. Our unique ability to integrate offline and online marketing techniques gives life to powerful branding, compelling websites, and remarkable digital marketing and advertising initiatives. With over two decades of industry expertis

9xb is a leading authority in bolstering businesses' online presence by putting customer needs at the forefront. Boasting a proficient team, 9xb is acclaimed for its comprehensive capabilities in complex eCommerce development, integrations, UX/UI design, and strategic growth, validated by a plethora of industry commendations. Many of the UK's largest and most complex enterprises value 9xb's Agile

As a premier player in eCommerce technical execution, Sellerdeck specialises in the development and upkeep of eCommerce websites, leveraging the power of WooCommerce and Magento platforms. Our journey with you begins from the initial blueprint and progresses through development, culminating in secure, high-speed hosting. Our partnership has been instrumental in the success of countless websites.

MSO Web Agency, nestled in the heart of West Kingsdown, Kent, is a leading digital solutions provider specialising in tailoring bespoke website experiences that propel clients' growth. They offer customised, aesthetically pleasing, and high-functioning digital solutions. Their distinctive strategy concentrates on creating superior websites, specifically designed to cater to diverse sectors, encomp

Visibility Agency, a leading Digital Marketing firm, is strategically positioned in Nottingham, UK. The agency excels in the realms of Search Engine Optimisation (SEO), Pay-Per-Click (PPC) Advertising, and Conversion Rate Optimisation (CRO), utilising sophisticated campaigns, accurate data, and cutting-edge technology to augment visibility while reducing client stress levels. With a successful his

As a UK-based creative agency, Capsule Marketing is renowned for its masterful application of motion design and social media marketing. We offer compelling visual narratives and astute strategic insights to bolster brand engagement. Our suite of specialised strategies are crafted to exploit platforms such as Instagram, enabling effective connection with an array of audiences. This includes busines

KW Marketing, a distinguished digital marketing consultancy, operates from the heart of Exeter and London. Spearheaded by the ingenious Kate Williams, the firm is acclaimed for its data-guided strategies that adeptly turn online traffic into actual sales. Our areas of expertise notably include social media, email marketing, and Google Ads, where we consistently outperform. What sets KW Marketing a

As a premier digital marketing consultancy in Colchester, Essex, HC Media Group prides itself on devising human-focused, authentic marketing strategies. We distinguish ourselves by minimising AI usage, opting instead for genuine, human-centric approaches that resonate deeply with target audiences. Our extensive suite of tailored services encompasses website design, SEO, Google AdWords, and social

Mitchell & Stones is your committed external marketing ally, purposed for magnetising your ideal audience's attention and escalating their interaction with your business. The agency is anchored on the conviction that extraordinary accomplishments are birthed from robust synergy, innovation, and dynamism, mutually fostered between the firm and its clients. This is why clients are never restrained b

Cheshire Online, a Congleton-based digital marketing agency in Cheshire, distinguishes itself through its unwavering dedication to the exploration of cutting-edge digital technologies. The firm continually invests in researching fresh strategies, aiming to deliver innovative digital solutions that furnish clients with a distinct competitive advantage. More than just a provider of web design servic

The Inter Group (TIG), a leading digital marketing agency, is nestled in the heart of Knaresborough, North Yorkshire. Showcasing a unique blend of media, creativity, technology, and data, we offer a wide range of customised marketing services that breathe life into our clients' visions. TIG, backed by more than half a century of industry experience, has built a formidable reputation, earning the t

Specialising in UX design and .NET web development, GrowCreate is a UK-based digital agency renowned for its exceptional support services available 24/7. Our unique selling point lies in our agile development methodologies, proficiency in managing AWS and Azure cloud platforms, and our commitment to delivering smooth and efficient digital experiences to international brands. As an esteemed Umbraco

Brew Digital, a pioneering digital marketing firm with operations in London, Norwich, Toronto, and Kuala Lumpur, is renowned for its inventive decision-making and teamwork strategies. Our agency supports businesses in devising effective digital strategies that yield measurable outcomes. At Brew Digital, we're distinguished for cultivating enduring relationships underpinned by a positive, honest, a

As a leading digital agency in Welshpool and Chester, Gloversure is celebrated for its dedication to transforming the online sphere. Pioneering in the digital industry, Gloversure operates on a foundation of creativity and transparency, offering an extensive array of services such as bespoke web design, custom development, eCommerce solutions, mobile app development, branding, and marketing. Our e

As a global brand and product design studio, Athlon is a key player in the international market. Working closely with enterprises driven by purpose, it transforms daring ideas into tangible realities. Athlon fundamentally champions 'Brave Ideas', acknowledging the transformational power of design and its potential to improve lives through innovative and audacious thinking. In Athlon's perspectiv

Muve, a Kent-based marketing agency, excels in redefining marketing communications with innovative strategies and teamwork. Its distinctive approach lies in its dedication to creating campaigns that balance creative flair with cost-effectiveness, breathing fresh enthusiasm, profound understanding, and forward-thinking concepts into marketing ventures. The agency's versatile nature is mirrored in i
Brochure / small WordPress £2,000-15,000 · Custom React or Next.js £10,000-50,000 · Mid-size ecommerce £8,000-50,000 · Complex web apps and SaaS £50,000-150,000+. Maintenance retainers £150-2,000+ per month.
Brochure sites 4-8 weeks · Ecommerce 8-16 weeks · Complex web apps 4-9 months. Phases: discovery 1-4wks, design 1-6wks, build 1-20wks, QA 1-4wks, launch.
- · Refusal to hand over source code ownership or repo access on handover
- · Proprietary CMS or hosting lock-in that makes migration off the platform painful
- · Hidden offshoring with no named technical lead and no time-zone overlap
- · No SLA on bug fixes, no documented post-launch support terms
- · Can't talk fluently about Core Web Vitals, Lighthouse, or WCAG 2.1 AA accessibility
- · Suspiciously low fixed-price quotes that skip discovery and assume zero scope creep
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