902 agencies indexed·Latest entry: 16 October 2026
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Service · 484 agencies

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.

At a glance
  • 484 UK agencies offering web development
  • Across 41 UK locations
  • Reviewed 18 May 2026
Showing 145-168 of 484 web development agenciesView in full archive
Venice Digital Ltd logo
Venice Digital Ltd
Specialist·London·2-10 Employees·Verified

Venice is an independent London-based web agency specialising in ecommerce and business website design, development and growth on Shopify, Magento, WordPress and Wix.

Viorix digital solutions logo
Viorix digital solutions
Independent·London·2-10 Employees·Verified

Viorix Digital Solutions is a London web design agency helping startups and growing businesses build a stronger online presence. We design and develop bespoke websites and e-commerce stores that are fast, secure, user-friendly and built to perform. From UX and web development to launch, SEO and ongoing support, our experienced London-based team delivers a complete website design service tailored to your goals. Whether you need a new website, a full redesign or a custom online store, we create results-focused sites designed to attract more visitors, generate leads and help your business grow. Looking for a reliable website designer in London? Get in touch today.

YellowInk Digital logo
YellowInk Digital
Independent·London·2-10 Employees·Verified

YellowInk is an SEO and digital marketing agency based in the United Kingdom (UK), dedicated to helping startups and small businesses grow online. We offer tailored services including SEO, content marketing, PPC, email marketing, social media management, social media advertising, website design & development, and LinkedIn marketing. Our focus is on delivering affordable, effective strategies that

Yellowink Digital logo
Yellowink Digital
Specialist·Lincolnshire·2-10 Employees·Verified

YellowInk Digital is a digital marketing agency offering SEO, Local SEO, Google Ads, website development, content marketing, and AI Search optimisation. We help businesses improve their online visibility, reach the right audience, and grow through practical digital strategies.

believe.digital logo
believe.digital
Independent·Bristol·2-10 Employees·Verified

believe.digital is a full-service digital marketing agency offering end-to-end, bespoke solutions designed to grow your business online. From SEO, PPC, social media, and email marketing to custom web development, we deliver smart, effective digital strategies tailored to your goals. Whether you're a growing B2C ecommerce brand or a global B2B organisation, we have the experience and insight to hel

Creative Digital Marketing logo
Creative Digital Marketing
Independent·Leeds·11-50 Employees

Creative Marketing Services, a distinguished digital marketing firm headquartered in Leeds and operating in London, is uniquely situated to cater to clients throughout the UK. The agency boasts a noteworthy track record of 37 years, setting itself apart with a proven digital marketing strategy that consistently enhances website traffic, stimulates enquiries, and propels sales. This longevity and s

Webskitters logo
Webskitters
Independent·London·201-500 Employees

Recognised worldwide, Webskitters LTD is an award-winning company, excelling in web and app design/development, alongside digital marketing. Our specialisation in these areas sets us apart, providing unparalleled services in web design and development. Our proficiency and the innovative integration of cutting-edge technologies cater to a diverse global clientele. Founded in 2010, Webskitters has e

Web Design Agency UK logo
Web Design Agency UK
Independent·London·11-50 Employees

As a top-ranking web design agency, Web Design Agency UK, based in London, delivers bespoke web design and development services to a broad client base across London and throughout the UK. Renowned for its reliability and profound experience, our agency excels in web design, branding, and digital marketing strategies. We provide all-inclusive design and development packages, specifically tailored f

Sound In Theory logo
Sound In Theory
Independent·Exeter·11-50 Employees

For a decade and a half, Sound In Theory, a distinguished company rooted in Exeter, has been flourishing. The organisation has meticulously put together a squad of specialists who are enthusiastic about undertaking the challenging endeavours that our clientele requires. By consciously cherry-picking projects, Sound In Theory guarantees the provision of top-tier services that it holds in high regar

D&M Creative logo
D&M Creative
Independent·Manchester·11-50 Employees

D&M Creative Limited, a leading creative agency nestled in Barrowford, Lancashire, distinguishes itself by blending academic and scientific expertise with artistic flair and inquisitiveness. This innovative brand provides cutting-edge, intelligence-driven targeting strategies that set the benchmark in the industry. Our dynamic team, comprising inventive lateral thinkers and skilled technical speci

New Media Ghost logo
New Media Ghost
Independent·Cardiff·2-10 Employees

New Media Ghost, a customised digital marketing agency based in Cardiff, excels in curating robust online presence for both businesses and individuals. As specialists in crafting and engaging with digital audiences, we distinguish ourselves through our unwavering commitment to discretion and tailoring unique strategies. We guarantee your content and social media resonate with your brand's voice, s

Patter logo
Patter
Independent·Cardiff·2-10 Employees

Patter, a UK-based marketing agency situated in Abercynon, distinguishes itself with a people-centric methodology. We specialise in providing high-yielding websites, strategic paid advertising, and smart email marketing solutions to fuel genuine, long-term growth for businesses. Our team, composed of leading strategic minds and innovative creatives, is dedicated to securing more customers and boos

Digital Media Ads logo
Digital Media Ads
Independent·London·11-50 Employees

Digital Media Ads, a premier Digital Marketing Agency, is strategically located in the heart of London. Our unique selling proposition is our dedication to levelling the digital playing field by offering top-tier digital marketing solutions, usually exclusive to large tech firms, to small and medium-sized enterprises. We have a proven history of boosting sales and return on investment (ROI) for ou

The Digital Gene logo
The Digital Gene
Independent·Leeds·2-10 Employees

The Digital Gene, a leading digital agency stationed in Stockton-on-Tees, excels in creating and developing eco-friendly websites. We harness the power of data centres that operate on green energy and employ streamlined, bespoke code to keep unnecessary scripts to a minimum. Our unique methodology integrates UX design, ensuring a smooth user experience, and consistent carbon-neutral auditing to ma

Digimax Derma logo
Digimax Derma
Specialist·London·11-50 Employees

Digimax Derma, nestled in the heart of Marylebone, London, is a premier facial aesthetics marketing agency. Specialising in crafting brand identities for aesthetic clinics, their expertise lies in delivering award-winning website design and Google marketing strategies. What distinguishes Digimax Derma from the competition is their extensive experience working with numerous top-tier non-aesthetic b

Online Buzz logo
Online Buzz
Independent·London·2-10 Employees

Online Buzz, a London-based inventive agency, excels in providing a holistic approach to digital marketing. Our expertise lies in creative production, web development, and digital media, ensuring innovative campaigns that engage audiences uniquely. We pride ourselves on our deep comprehension of each client's business, target audience, and objectives, enabling us to tailor campaigns that not only

Bailey Business Solutions logo
Bailey Business Solutions
Independent·Leicester·2-10 Employees

Situated in Nuneaton, Warwickshire, UK, Bailey Business Solutions is a leading web design firm, renowned for its dedication to crafting distinctive, SEO-enhanced, and user-centric websites. Ranging from ecommerce platforms to professional landing pages, our services start from a competitive price of just £100. In addition to this, Bailey Business Solutions extends its expertise to cutting-edge vir

Inc Studio logo
Inc Studio
Independent·Liverpool·2-10 Employees

Inc Studio transcends simple business collaboration, focusing on forming strategic alliances. Leveraging its broad expertise across various sectors, Inc Studio is committed to providing a comprehensive, outcome-focused service. By joining forces with key players in the B2B realm, Inc Studio seeks to transform each sector with groundbreaking strategies customised to each business's unique goals. In

Macbeth Designs logo
Macbeth Designs
Independent·Manchester·2-10 Employees

Macbeth Designs, a Manchester-based digital marketing firm, stands out by providing a holistic suite of services. Our offerings encompass web design, search engine optimisation (SEO), Google Ads management, and social media management, all tailored to enhance online visibility and boost conversion rates for businesses. Our dedication to bespoke strategies and ongoing optimisation ensures that UK b

Smart Connecting logo
Smart Connecting
Independent·Liverpool·2-10 Employees

Smart Connecting, a premier inbound marketing agency, hails from Wallasey, Wirral. This agency sets itself apart by its dedication to achieving tangible outcomes via bespoke digital marketing tactics, crafted to meet the specific demands of contemporary businesses. Utilising cutting-edge technology and leveraging data-driven insights, Smart Connecting guarantees efficient and customised marketing

Studio Coact logo
Studio Coact
Independent·Liverpool·2-10 Employees

Studio Coact, a Liverpool-based creative agency, specialises in fostering collaborative relationships with trusted associates to enhance brand development, construct a robust digital presence, and execute strategic marketing schemes. As a proficient entity in branding and web design and development, Studio Coact offers its support to businesses at every level. The agency's work is consistently dri

Sublime Media logo
Sublime Media
Independent·Northampton·2-10 Employees

Sublime Media is a premier digital marketing agency, expertly covering an extensive array of digital and online solutions. From SEO to content creation, Sublime Media functions as your holistic digital partner. With a heightened focus on customer service, Sublime Media assures that every call instantaneously connects you with a live representative.

TekCreative logo
TekCreative
Independent·Birmingham·2-10 Employees

TekCreative, a leading digital solutions agency situated in Birmingham, UK, prides itself on amplifying online presence with bespoke services such as web design, CMS solutions, and strategic digital marketing. Our focus is on crafting optimal user experiences and achieving impactful outcomes. What differentiates TekCreative from the competition is our all-encompassing approach, seamlessly blending

Colorido Studios logo
Colorido Studios
Independent·London·2-10 Employees

Based in Twickenham, Colorido Studios stands as a leading creative agency, renowned for producing audacious and lasting designs and brand work tailored for the contemporary era. What distinguishes Colorido Studios is their strategic acumen, audacious creativity, and proficiency in delivering vibrant, impactful design that enables brands to shine in a rapidly evolving environment. With a broad rang

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Editor's note
Web Development in the UK splits, in 2026, into three honest tiers. Boutique studios and senior freelancers build brochure sites and small WordPress projects in the £2,000-15,000 band. Mid-market agencies running custom React or Next.js stacks, headless CMS work, and mid-size ecommerce sit at £10,000-50,000. Network shops and specialist platform teams handle complex web apps and enterprise ecommerce from £50,000 into six figures. AgencyIndex tags 429 UK agencies as Web Development providers. The stack shapes everything else. WordPress is still the volume default for content sites and runs cheapest to maintain. Custom React or Next.js, often paired with a headless CMS like Sanity, Contentful, or Storyblok, costs more up front but wins on performance, Core Web Vitals, and long-term flexibility. Ecommerce sits on its own axis (Shopify, Shopify Plus, WooCommerce, or fully headless), and web apps are a separate discipline. Two shifts now sit underneath every brief. The European Accessibility Act, enforceable from 28 June 2025, means any UK site selling into the EU is expected to meet WCAG 2.1 AA. Core Web Vitals remain a Google ranking signal, so performance is no longer a post-launch optimisation. Filter the index by stack, sector, and ownership to find who is actually doing the work.
Typical cost
£2,000-150,000+
per project

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.

Realistic timeline
4 weeks-9 months
per launch

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.

Red flags
6 to watch
in any pitch
  • · 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
Frequently asked

What brands ask about web development agencies.

5 questions our editors get most often, answered honestly. No agency-marketing speak.

Curated by humans

UK web development pricing splits by project type. A brochure or small WordPress site from a proper agency runs £2,000-15,000. Custom React or Next.js builds, usually paired with a headless CMS, sit at £10,000-50,000. Mid-size ecommerce lands between £8,000 and £50,000 depending on integrations. Complex web apps and SaaS platforms start around £50,000 and climb past £150,000 for enterprise work. Maintenance retainers are separate and typically run £150-2,000+ per month.