Website development agency in London
Websites designed and built for London companies, from our own London office at 32 London Bridge St.
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Website development in London: the short answer
UnFoldMart is a website development agency in London, a city of 8,961,989 people, with our office at 32 London Bridge St, London SE1 9SG. Our team builds on WordPress, Shopify, Webflow or custom code and covers the UK legal basics from day one. Prices: €3,000 for an audit, from €7,000 for a build, and a free 30-minute call to start.
Website projects worth a look before your London build
Healic
Healthcare website moved from WordPress to Webflow.
Wishlink
40% faster page load times
London at a glance
- London is Europe’s largest city economy and one of the world’s major financial centres.
- It has five major business districts: the City, Westminster, Canary Wharf, Camden & Islington, and Lambeth & Southwark.
- London has the largest concentration of higher education institutes in Europe.
- Its international student population of around 110,000 is larger than that of any other city in the world.
- The city accounts for 54% of all inbound visitor spending in the UK.
// City facts: Wikipedia: London
population · 8,961,989 (GeoNames)
region · England, United Kingdom
time zone · UK time (GMT/BST)
our office · 32 London Bridge St, London SE1 9SG · 3 km from the city centre
searched for · “web development company london” 880 and “website development agency london” 480 searches a month (Semrush, UK, 28 Oct 2026)
The sectors behind London’s economy
Business and finance
- 841,000 private sector businesses were based in London at the start of 2013, more than in any other UK region or country.
- The London Stock Exchange is the most international stock exchange and the largest in Europe.
- 75% of Fortune 500 companies have offices in London.
Technology and software
- Many technology companies are based in East London Tech City, known as Silicon Roundabout.
- London is the third-largest game development hub in the world, after Los Angeles and San Francisco.
Media and publishing
- The BBC is a significant employer, and ITV, Channel 4, Channel 5 and Sky have headquarters around the city.
Universities and research
- Three of the UK’s eight academic health science centres are based in London.
Airports, ports and trade fairs
- Waterloo is Britain’s busiest station, used by over 184 million people a year.
Visitors and tourism
- In 2024, nine of the ten most-visited attractions in the UK were in London.
- Tourism employed 700,000 full-time workers in 2016.
What we build for London companies in these sectors
- Banks, insurers and head offices: service and careers sites in several languages, with the legal pages UK rules require.
- Software firms: product sites with pricing pages, docs and landing pages your team edits itself.
- For media brands: editorial sites with structured data for search and simple publishing.
- For institutes and research teams: accessible project and hiring pages, English next to the local language.
- For restaurants and venues: quick mobile pages, opening hours and booking in several languages.
Our four steps for a London website
Four steps, 6 to 10 weeks for a full build. Workshops run by video or at our office at 32 London Bridge St, by appointment, in UK time (GMT/BST). A staging link and a weekly demo show progress as it happens.
The rules a London website has to follow
We build these 4 in from day one:
Ask before non-essential cookies
Cookies or trackers that are not strictly necessary need consent first. Since 5 February 2026, analytics used only to improve your own site and cookies that remember a visitor’s choices no longer need a yes first, but visitors must get clear information and a simple, free way to say no.
PECR, regulation 6 · PECR, Schedule A1
Company details on the website
A UK company shows on its website the part of the UK it is registered in, its registered number and its registered office address.
Privacy notice on every form
When a form collects personal data, people must be told who you are, how to reach you and why you collect the data.
Reasonable adjustments for disabled visitors
Service providers must not discriminate against disabled people and must make reasonable adjustments; on a website that means keyboard access, contrast, labelled forms and alt text.
London and the cities around it
Our office is at 32 London Bridge St, London SE1 9SG.
London · 32 London Bridge St, SE1 9SG · this page
0 km
Website development in The Hague 311 km east of London · 474,292 people →
Website development in Rotterdam 321 km east of London · 868,135 people →
Website development in Breda 339 km east of London · 184,126 people →
Website development in Haarlem 340 km east of London · 162,543 people →
Website development in Paris 344 km south-east of London · 2,138,551 people · office →
Website development in Amsterdam 357 km east of London · 741,636 people · office →
Frankfurt office · website development page →
Your London project team
office · 32 London Bridge St, London SE1 9SG
time zone · UK time (GMT/BST), the same as London
next office · Paris, 337 km away (office to office)
site languages · English, plus 7 more languages our team writes in
London website budgets, in euros
// Package details Prices are set in euros, the same in every city.
London: eight questions before you build
Do you have an office in London?
Yes: 32 London Bridge St, London SE1 9SG. Come by after booking a time with us; between meetings we work with you by video, on UK time (GMT/BST).
Have you built websites for London companies?
Not one we can name here yet. Website projects we can name include DocTrePat, an SEO-led website with a 400% increase in organic search traffic, and Healic, moved from WordPress to Webflow; both case studies are on our site.
Which rules must a London website meet?
Four key ones: ask before non-essential cookies; company details on the website; privacy notice on every form; reasonable adjustments for disabled visitors. We build them into every site; the official sources are linked in the rules section on this page.
How much does a London website cost?
Our prices are the same in every city and set in euros: from €7,000 for Starter and from €18,000 for Growth; Scale is quoted per project. A web development audit on its own costs €3,000.
Is there demand for web agencies in London?
We measured it with Semrush on 28 October 2026: 880 searches a month for “web development company london” and 480 for “website development agency london”, in the UK.
Can our London website be in more than one language?
Yes. We build multilingual sites run from one CMS, and our team works in German, English, French, Polish, Dutch, Italian, Spanish and Portuguese.
Do you build websites for London’s main industries?
Yes, including business and finance, technology and software, media and publishing, universities and research, visitors and tourism. Above, each sector has a short list of the websites we make for it.
Which cities near London have their own website development pages?
The Hague (311 km east), Rotterdam (321 km east), Breda (339 km east), Haarlem (340 km east), Paris (344 km south-east) and Amsterdam (357 km east): straight-line distances from the centre of London, every one with a page of its own.