100+
Projects completed across the UK
We Are Design Dev - A Digital Agency Built for London Businesses
Design Dev is a London-based web design agency London and digital agency London specialising in bespoke website design, web development, eCommerce, and SEO. Founded and headquartered in Westminster, London, we work with startups, SMEs, and established brands across the UK to build modern, high-performing digital experiences. We are not a generalist agency.
We focus on what we do best: clean design, strong functionality, and tailored digital strategies that help London businesses grow online. From your first website to a full brand overhaul, we treat every project as a long-term partnership - not a transaction. Our core expertise covers WordPress, Shopify, and fully custom web development - the platforms trusted by London's most ambitious businesses.
We focus on what we do best: clean design, strong functionality, and tailored digital strategies that help London businesses grow online. From your first website to a full brand overhaul, we treat every project as a long-term partnership - not a transaction. Our core expertise covers WordPress, Shopify, and fully custom web development - the platforms trusted by London's most ambitious businesses.
We have 100+ satisfied clients
100+
We helped to get companies with $1M+ funding
5M+
02. Who we are
London Web Design Company Built for Real Business Growth
We are a dedicated web design agency London and branding agency London that delivers results-driven digital solutions for ambitious businesses in the capital. As a trusted London digital agency for startups and growing SMEs, we combine creative bespoke web design London with powerful technical execution to create websites that look exceptional and drive real results.
At Design Dev, we craft high-performing digital experiences that strengthen brands and support long-term growth. Whether you need eCommerce, WordPress, Shopify, or fully custom development, we act as your reliable web development agency Westminster London and eCommerce agency London partner - focused on lasting relationships and measurable online success.
At Design Dev, we craft high-performing digital experiences that strengthen brands and support long-term growth. Whether you need eCommerce, WordPress, Shopify, or fully custom development, we act as your reliable web development agency Westminster London and eCommerce agency London partner - focused on lasting relationships and measurable online success.
99+
Client satisfaction rate
What our clients say about us
Design Dev transformed our e-commerce platform. Their team was efficient, responsive, and delivered a stunning layout that doubled our conversion rate within a month.
Sarah Jenkins
Vauxhall Marketing - Shopify DevelopmentAn absolute pleasure to work with. They understood our brand identity perfectly and designed a clean, user-friendly SaaS platform that our clients love.
David Thorne
FluxGig - UI/UX DesignThe custom WordPress build is super fast and easy for our content editors to update. Outstanding attention to detail and SEO optimization.
Amara K.
Apsara Cosmetics - WordPress DevelopmentThey built a highly custom, secure medical inventory portal on-budget. Their engineering skills are top-tier.
Julian Reed
Upcycled Medical - Web App DevelopmentFrom logo creation to full visual guidelines, Design Dev gave our construction firm a modern and premium corporate look.
Emily Watson
Smart Build UK - Branding & DesignOur organic search traffic increased by 150% in three months. Their SEO team really knows their stuff.
Marcus Sterling
Supra Cycling - Search Engine Optimization
Start your experience with Design Dev
We worked with largest global brands
