All E-Commerce Developers in Harrow
Platform81
5(10 reviews)The trusted digital partner for brands with ambition.
Top awardedPlatform81 is a web design, branding and digital marketing agency for high growth businesses, established in 2007 with offices in Stockport and Bromsgrove. Unlike many multi-service agencies, our expertise hasn’t been bolted on. Each of our core disciplines - Web, SEO, PPC and Design - has been developed organically over time, with dedicated specialists in every area. Everything we do is delivered in-house by our team of designers, developers and marketing experts, ensuring quality, consistency and accountability at every stage. By bringing these disciplines together under one roof, we create joined-up strategies that perform, removing the need for multiple agencies and delivering better results through true collaboration.5 works in EcommerceLocated in Stockport, United Kingdom (+1)From €10,000 for EcommerceWorked in Transportation (+10)Speaks English11-50 membersDigital Blueprint
5(1 review)Where ambitious brands come to scale. We make the difference.
Digital Blueprint is a team of retail & ecommerce industry specialists that have over 30 years experience working within and with some of Europe's leading retail brands. From fashion & accessories, jewellery & luxury goods through to home & garden. We are a retail consultancy at heart that combines our roster of part-time or fractional directors & flexible marketing & creative resource to match your goals and challenges to create the perfect outsourced team. Whether you're a high-growth venture or an established global brand, our strategic understanding of 'customer' and our decades of experience working with retail, food, beverage, FMCG, and high-growth brands, make us best placed to get the very best out of a client's product or service. Our global team of specialists are ready to step and scale your revenues & profits with our proven eCommerce excellence framework. Our services include: eCommerce consultancy & strategy Paid Media & product feed management SEO for ecommerce CRM & email (campaigns & automations) Website UX & design Branding & packaging Digital, print & outdoor advertising Catalogue & direct mail11 works in EcommerceLocated in Norfolk, United KingdomFrom €3,000 for EcommerceWorked in Transportation (+18)Speaks English11-50 membersTRIARE
4.9(11 reviews)TRIARE unlocks IT potential of YOUR business
TRIARE is a WEB and MOBILE software development company based in Europe. We are delighted to offer our services as your long-term partner, taking all technical matters off your shoulders and allowing you to focus on your business development. YOU WILL GET: ✔ In-house team . Work with a dedicated team that is 100% focused on your product and located in the same office. ✔ Efficiency & transparency , as our process is based on Scrum methodology and managed by certified Scrum Masters. ✔ Fast result. Working with us, you will get the first result in 1 week. ✔ High quality, as TRIARE has well-established processes of software development and experienced specialists. ✔ Full cycle development . Our company covers all stages of development, handling everything from Discovery and prototyping to Design, development, and maintenance. ✔ IP rights . From the very beginning, you are the only owner of the intellectual property of your project materials: source code, design, documentation, etc. ✔ Warranty period will be provided for your system for free. ASPECTS OF OUR MINDSET: - Focused on results. We are focused on the result of your business with an understanding of the real goals and KPIs that our team should achieve. - Solution Provider. It means that we always come to you with solutions, not with questions. We take all technical aspects of the project off your shoulders, allowing you to focus on the marketing and business strategies. - We go the extra mile. Being a proactive company, we always think and take a step ahead. TECHNOLOGIES WE USE: - Mobile app development: Kotlin, Java, Swift, Objective-C. - Cross-platform development: Flutter, React Native. - Web frameworks: Node.JS, React.JS, PHP, Ruby on Rails.7 works in EcommerceLocated in Greater London, United Kingdom (+3)From €10,000 for EcommerceWorked in Others (+20)Speaks English, Ukrainian51-200 membersInstinctools
5(10 reviews)Your AI-powered Engineering Partner
Top awardedMeet *instinctools - a global AI-powered software engineering company with over 25 years of experience. We help both SMBs and Enterprises build robust, scalable software solutions that excel in functionality and design. Our core services include: Agentic AI enablement Custom software development enhanced by deep AI expertise Digital product engineering Business process automation Legacy system modernization Advanced data analytics and visualization Cloud infrastructure and DevSecOps Headquartered in the USA (Maryland) and Europe (Germany), *instinctools offers convenient locations for meeting and collaborating directly with our clients. We have development centers in Poland, LATAM, India, and Kazakhstan that combine global expertise with a strong price-quality balance to ensure exceptional results across time zones. Our work is backed by ISO-certified quality standards, strategic partnerships with leading tech platform, and a long-standing commitment to engineering excellence. Instinctools holds a broad portfolio of regional and industry-specific certifications, including CIR, HIPAA, and other compliance frameworks required for regulated markets. The 2025 Annual Customer Satisfaction Index is 9.1 out of 10.3 works in EcommerceLocated in London, United Kingdom (+4)From €10,000 for EcommerceWorked in Construction (+10)Speaks English, German(+1)201-500 membersCab Engine | Digital Agency
4.9(5 reviews)We specialise in building high-performance teams to power your entire marketing engine.
RecommendedA trusted UK agency of 20 years, our unique partnership model has been the foundation for our client's success. Working with brands all over the world, our dedicated digital teams have driven significant results for our clients tech platforms and performance marketing.4 works in EcommerceLocated in Warwickshire, United KingdomFrom €50,000 for EcommerceWorked in Others (+8)Speaks English11-50 membersGRM Digital
5(5 reviews)Digital marketing and technology that drives measurable growth.
Top awardedGRM Digital is an award-winning digital agency helping ambitious businesses generate sustainable growth through SEO, paid media, content, digital strategy and technology. Since 2009, we've worked with organisations to improve their digital visibility, attract the right audiences and turn digital activity into measurable commercial results. Our marketing capabilities include SEO, PPC and paid search, content strategy and creation, digital PR and authority building, analytics, conversion optimisation and wider digital marketing strategy. We don't treat these channels in isolation. Our teams combine marketing expertise with UX, data, design and technology to understand the complete customer journey, from how prospects discover your business through to how they engage, convert and become customers. For organisations looking for an ongoing digital marketing partner, we develop integrated strategies based around clear commercial objectives. This includes understanding your market and competitors, identifying growth opportunities, building the right channel strategy and continuously measuring and improving performance. Unlike agencies focused purely on marketing activation, GRM also has extensive technical expertise across websites, CMS, eCommerce and digital platforms. This allows us to identify and solve the technical, UX and performance issues that can limit marketing results. Whether you need to increase organic visibility, improve paid search performance, create better content, generate more qualified enquiries or build a long-term digital growth strategy, GRM provides the strategy, expertise and ongoing optimisation needed to deliver measurable growth.2 works in EcommerceLocated in West Yorkshire, United Kingdom (+4)From €80,000 for EcommerceWorked in Education (+6)Speaks English, Croatian(+2)11-50 membersPixated
5(10 reviews)Performance marketing and web design specialists
Top awardedNo jargon, no vanity metrics. Just highly effective digital experiences to get you front-of-mind for the audiences that count. Whether we’re developing and designing you a dazzling new website, crafting you a killer online ad campaign, or invigorating your brand to turbocharge your lead gen and customer acquisition, you’ll see real, tangible benefits—and fast. Our clients include Heinz, FIFA, Naked Wolfe, The Telegraph, Knight Frank, Boden, the BBC and The Adecco Group. Why you'll love us: • Our high-converting campaigns will optimise your ROI and maximise your growth • Our partnerships with Google, Meta, Microsoft, Shopify and Klaviyo positions us to establish your online business from the ground up • With our team of specialists by your side, you’ll be free to focus on what you do best • Experience an agency with an average ROAS of 6.5 and average conversion rate uplift of 63%—and whose average client’s yearly growth is 278% Our services: • Meta ads: Boost your leads, sales and traffic, like how we boosted ROAS by 45% for Boden—and decreased their CPA by 39% in the process! • PPC: Find the data you need to make a difference to your brand. It’s how we increased PPC enquiries by 61% for The Adecco Group and purchases by 43% for The Gut Stuff. • Web design: Let’s create a gorgeous conversion-led website to showcase your brand, like how we built a new online sales channel for Kent Foods Direct—and how we boosted eCommerce sales by 450% for Heinz to Home.12 works in EcommerceLocated in London, United KingdomFrom €3,000 for EcommerceWorked in Beauty (+17)Speaks English11-50 membersOlifant Digital
5(12 reviews)Profitable Amazon and DTC growth, run by senior specialists daily.
Olifant Digital is a full-service Amazon agency and Amazon PPC agency managing $100M+ in annual Amazon client revenue across 50+ accounts. Founded in 2018, the agency works with established brands across the US, UK, and EU, providing Amazon PPC management, SEO, listing optimization, A+ content, catalog operations, and product launches as one integrated system. All accounts are managed exclusively by senior Amazon specialists with 7+ years of experience, with no junior account managers involved. This senior-only model is a key differentiator in the Amazon agency space. Olifant Digital uses a TACoS-first PPC methodology focused on total Amazon profitability rather than ad-attributed ROAS alone. Its 1-1-1-1 campaign structure (one campaign per ASIN, match type, ad type, and targeting group) enables precise SKU-level control and removes data blending. PPC is fully integrated with conversion and operational optimization. Listing SEO, A/B-tested creative, A+ content, profitability tracking, inventory oversight, and account health monitoring all run alongside campaign management to ensure scalable performance. The agency also operates Olifant AI, a proprietary Amazon PPC and account management platform that tracks keyword rankings, indexation, listing quality signals, and SEO performance daily, enabling fast optimization before issues impact revenue. Olifant Digital has 30+ published case studies with verified results, including: • Ekster — $688,406 added annual profitability • WedgeGuys — +$305,771 monthly revenue, 17% lower ACoS • Elite Jumps — +124% monthly revenue in 3 months • MatchaBar — +$114,305 monthly revenue increase • Balanced Tiger — +171% monthly revenue, 50% lower ACoS Every engagement includes a 60-day money-back guarantee if results do not improve. Combined with a 98% client retention rate, Olifant Digital is built for established Amazon brands seeking hands-on PPC scaling with strong margin control.2 works in EcommerceLocated in London, United KingdomFrom €1,000 for EcommerceWorked in Food (+4)Speaks English, Bulgarian11-50 membersSigli
5(11 reviews)Software development, Web development, Data Solutions, AI, ML.
Highly recommendedSigli is a forward-thinking software development company specializing in digital product development and digital transformation. Our mission, ‘ Data Science with Purpose, Innovation with Impact ’, drives us to transform innovative ideas into practical solutions. Our services encompass the entire development lifecycle, from initial concept to implementation, ensuring every product we build is high-quality, scalable, and future-proof. Sigli assists businesses in navigating the complexities of digital transformation, modernizing their operations, enhancing customer experiences, and maintaining a competitive edge in the ever-evolving digital landscape. Our team's deep expertise, combined with a commitment to leveraging the latest technologies and best practices, ensures we deliver impactful results for our clients. Our dedication to excellence is further demonstrated by our ISO/IEC 27001 certification, the leading standard for Information Security Management Systems (ISMS). This certification underscores our commitment to maintaining the highest standards of information security, making us a trusted partner for businesses looking to thrive in the digital age.2 works in EcommerceLocated in London, United Kingdom (+2)From €10,000 for EcommerceWorked in Hospitals & Healthcare (+12)Speaks English, Dutch(+3)51-200 membersConTesta
5(20 reviews)Sell More. Live Better.
Highly recommendedTop awardedWe are a 360° marketing agency that provides comprehensive services so that, with a personalised approach, you can grow, evolve and take your business to the next level. We have clients in 8 countries and we speak English, Spanish, French and German. Our speciality is the personalisation of each campaign we execute, whether they are B2B, B2C, SMEs or large companies. We have an interdisciplinary team of experts in Social Media, Influencer Marketing, SEO, SEM, Web Design & Development and Planning . Our goal is to help you sell more so that you can live better. Contact us and we’ll get back to you within 24h.34 works in EcommerceLocated in London, United Kingdom (+4)From €399 for EcommerceWorked in Technology Hardware & Equipment (+21)Speaks English, French(+3)11-50 membersBullshark
4.7(14 reviews)We build the end-to-end; Marketing, Technical and operational infrastructure organisations run on.
Most companies do not have a technology problem. They have a systems problem. Organisations accumulate tools. A CRM here. Analytics there. Finance systems, operational software, marketing platforms. Each solves a problem. Together they create complexity. Data fragments. Reporting slows. Revenue leaks. Bullshark is a technology company that designs, builds, integrates, and operates the systems organisations need to scale. Software, cloud, data, AI, operations, digital platforms, and revenue connected into one operating environment. That is end-to-end business infrastructure. WHAT WE BUILD Strategy and Design. Transformation strategy, AI adoption, operational optimisation, systems architecture, brand and positioning. Technology and Infrastructure. Custom software engineering, enterprise applications, B2B sales infrastructure, legacy modernisation, DevOps and cloud, systems integration. Data and AI. Data architecture and engineering, migration, business intelligence, AI automation, machine learning. Digital Platforms. Web and mobile applications, SaaS products, e-commerce, websites, UX and UI design. Revenue Growth. Outsourced Marketing Department, performance marketing, content, CRM, marketing automation, revenue intelligence. PROOF 200+ organisations supported EUR 100M+ in client revenue powered by Bullshark systems 150+ platforms and systems delivered 75M+ user sessions handled annually 30+ systems integrated across ERP, CRM, and finance 95% client retention, 2023 to 2025 26.3X ROAS through search-led acquisition 40% revenue recovered through automated billing ISO 9001 and ISO 27001 certified Trusted by Wolt, Hyatt, Pfizer, Melita, APS Bank, Marriott, Farsons, Transport Malta, and the Government of Malta. Headquartered in Malta. Office in London. Clients across Europe, the UK, MENA, and North America. Tell us what is breaking. We will map the system behind it. Bullshark.Digital3 works in EcommerceLocated in Saint Albans, United Kingdom (+1)From €2,500 for EcommerceWorked in Industrial Goods & Services (+5)Speaks English, Italian(+1)11-50 membersDelante SEO/SEM Agency
4.9(111 reviews)Delante: SEO, SEM & AI Search in one Search Agency - focused on results, growth, and business impact
Highly recommendedTop awardedDelante is an award-winning international Search Agency specializing in SEO, SEM, and AISO (AI Search Optimization). With offices in Kraków, New York, London, Italy, Spain, we support global brands across 29 global markets. Our +65 experts create tailored strategies focused on business impact - not vanity metrics . We know that marketing has to pay off. That’s why we track ROI, ROAS, and CAC to ensure our clients’ investments generate measurable growth. From increasing visibility to scaling international sales, our result-oriented and data-driven approach makes us the trusted partner behind the success of global e-commerce and B2B leaders. Our strategies have earned us recognition from Top International Awards, including: 🏆 Forbes Diamonds 2025 🏆 Deloitte Technology Fast 50 Europe 🏆 Financial Times FT1000 🏆 Google Premier Partner - Top 3% of Agencies Worldwide 🌍 🏆 Global Search Awards 2024 - SEO Agency of the Year 🏆 European Search Awards 2024 🏆 Global Agency Awards 2024 - Best B2B SEO Agency of the Year 🏆 Global Digital Excellence Awards 2024 More visits, more sales - let’s get you in the lead! Forward is our only direction - because Delante means Forward. It’s our can-do-attitiude mindset.1 work in EcommerceLocated in Greater London, United Kingdom (+3)From €1,000 for EcommerceWorked in Clothing & Accessories (+8)Speaks English, Polish51-200 membersVertical Brands
5(1 review)Creative, strategic & relentless partner for ambitious brands.
Today's digital world is complex, fast-moving and unforgiving. We bring the clarity, competence and creative edge across strategy, creative, performance marketing and operations to help you lead in it.2 works in EcommerceLocated in Greater London, United KingdomFrom €5,000 for EcommerceWorked in Beverage (+5)Speaks English1-10 membersFellow Partners
5(5 reviews)Your partner for commercial success.
Top awardedWelcome to Fellow Partners. We're an award-winning international brand and marketing agency helping businesses create commercial momentum through brand strategy, identity and integrated marketing campaigns. At Fellow, we believe great brands should do more than look good—they should drive growth. We combine strategic thinking with creative excellence to build brands, launch campaigns and deliver marketing that helps businesses win customers, increase sales and strengthen market position. Working as an extension of your team, we provide strategic and creative expertise across every stage of the customer journey, including: • Brand Strategy & Positioning • Brand Identity & Visual Design • Packaging Design • Brand Messaging • Copywriting • Marketing Strategy & Planning • Creative Campaign Development • Content Marketing & Creative Production • Account Based Marketing • Digital Marketing Campaigns & Websites • Media Planning & Buying • International Marketing & Transcreation • Campaign Reporting & Performance Analysis Whether you're launching a new brand, repositioning an existing one, or looking to generate more leads and sales, we create connected brand and marketing programmes that deliver real commercial impact. Our experienced team works across both B2B and B2C sectors, supporting clients throughout the UK , Europe , the US and wider international markets. By combining global strategic thinking with local market insight , we create brands and campaigns that resonate wherever your business operates. As an agile, senior-led agency, we integrate seamlessly with in-house teams or provide a complete outsourced brand and marketing solution. We focus on delivering work that is accountable, measurable and aligned to your commercial objectives. Visit our website and contact us to learn more about Fellow Partners and discover how we can help your business build a stronger brand and accelerate growth . www.fellow.partners1 work in EcommerceLocated in London, United KingdomFrom €3,000 for EcommerceWorked in Software & Computer Services (+11)Speaks English, German(+1)11-50 membersFuture Wave Digital
4.9(11 reviews)Building The Future of Online Business
Highly recommendedFuture Wave Digital is a forward-thinking digital marketing company dedicated to helping businesses scale effectively in the fast-evolving online landscape. We specialize in delivering tailored online marketing solutions, from Meta Ads and Social Media strategies to data-driven strategies designed to maximize ROI and growth. At Future Wave Digital, we understand that every brand is unique, and we focus on driving results through continuous testing and optimization. Our aim is to help businesses achieve their goals in the most cost-effective way, utilizing the latest trends and technologies to stay ahead of the curve. Whether you're a startup or an established brand, we work alongside you as a trusted partner, committed to accelerating your online growth and building sustainable success.6 works in EcommerceLocated in Westminster, United Kingdom (+4)From €1,000 for EcommerceWorked in E-commerce (+3)Speaks English, Swedish1-10 membersNEXTSCLICK DIGITAL
4.8(11 reviews)eCommerce Growth & Performance Marketing Agency in Malaysia & Singapore
NextsClick Digital is an eCommerce growth and performance marketing agency based in Kuala Lumpur, Malaysia, helping consumer brands, retailers, DTC businesses, manufacturers and international brands grow across Malaysia and Singapore. We build measurable eCommerce growth systems that connect customer acquisition, conversion, and retention across paid media, marketplaces, social commerce, search, customer messaging, and brand-owned eCommerce websites. Our approach combines strategy, marketing, technology, creative, and data to help brands generate demand, convert more customers, and build sustainable online revenue. We focus on clear deliverables, transparent reporting, measurable performance, and client-owned data. Our eCommerce Growth Services include: a) Performance Marketing — Meta Ads, Google Ads & TikTok Ads b) eCommerce Growth Strategy & Funnel Optimisation — acquisition, conversion & retention c) Marketplace Growth — Shopee, Lazada &TikTok Shop d) Live Commerce Growth — livestream strategy, campaigns & conversion optimisation e) Video Content & Performance Creative — short-form video, advertising creatives & eCommerce content f) WooCommerce Development — eCommerce websites, landing pages & conversion optimisation g) AI SEO & Generative Engine Optimisation (GEO) — Google Search, AI search visibility & content optimisation h) Conversational Commerce & WhatsApp Automation — customer messaging, automated follow-ups, broadcasts, abandoned-cart recovery & customer engagement i) Tracking, Analytics & Conversion Rate Optimisation (CRO) — heatmaps, session recordings, conversion analytics & performance measurement We work with established consumer brands, retailers, and manufacturers building direct-to-consumer channels, international brands entering Southeast Asia, and eCommerce businesses looking to scale profitably.1 work in EcommerceLocated in London, United Kingdom (+1)From €10,000 for EcommerceWorked in Beauty (+15)Speaks English, Chinese(+2)1-10 membersEdge Digital
(0 review)Get more leads & customers at greater profitability and out-pace your competition.
Performance Marketing Agency, Hertfordshire. We are an independent digital performance marketing agency specialising in lead generationLooking for work in EcommerceLocated in Hertfordshire, United KingdomFrom €10,000 for EcommerceWorks in multiple industriesSpeaks English1-10 membersOptima Design
(0 review)We build brands people believe in. Since 1995, Optima has partnered with organisations to create brands that inspire confidence, build trust and deliver measurable growth. Based in the historic city of Lincoln, we work with businesses across the UK and around the world, bringing together brand strategy, graphic design, website design and development, SEO and digital marketing under one roof. Every organisation is different, which is why every project starts with listening. We take the time to understand your ambitions, your audience and the challenges you face before developing solutions built around your goals, not assumptions. By combining strategic thinking, creativity and technical expertise, we create connected brand experiences that strengthen reputations, engage audiences and deliver lasting results. Over the past three decades, we've worked with ambitious local businesses, national organisations, charities, international NGOs and government bodies, building long-term partnerships based on trust, collaboration and measurable success. Whether we're creating a new brand, developing a high-performing website, improving search visibility or delivering integrated marketing campaigns, everything we do is driven by one simple belief: great work starts with understanding your organisation and ends with results that make a genuine difference.Looking for work in EcommerceLocated in Lincoln, United KingdomFrom €1,000 for EcommerceWorked in Food (+4)Speaks English11-50 membersPriodev Media
5(12 reviews)Priodev is a new type of Digital Agency, except we’ve been around for years.
Priodev is more than just a digital services company. Our team are experts in the latest technologies. We provide consultancy on everything from websites, social media, marketing campaigns – even digital events! And if you need help with your branding or logo, our graphic designers will be happy to help you out…1 work in EcommerceLocated in Worcestershire, United KingdomFrom €3,000 for EcommerceWorked in Legal Services (+9)Speaks English11-50 membersCreatif Agency
4.6(12 reviews)Web Design Agency, at Creatif Agency we help business grow online and boost their ROI
Top awardedCreatif Agency is an award-winning branding and web design agency built on one standard - that every project should be remembered. Founded in 2019, we work with startups, established companies, and ambitious founders to build brands and websites that are 100% custom, strategically sharp, and designed to last. Our services cover brand strategy, visual identity, presentation websites, eCommerce platforms, and custom digital applications all developed in-house, under one roof. Recognised by TechBehemoths as the #1 branding agency in Germany and top web design provider in Berlin and Helsinki. Our awards reflect a standard we set before the first brief arrives and hold on every project, for every client. No templates. No shortcuts. Just work that makes a difference. Serving clients across Romania, US, UK, Germany, Iceland, and beyond from startups finding their identity to enterprises redefining theirs. Creatif Agency is the design agency, built to perform.3 works in EcommerceLocated in Greater London, United Kingdom (+6)From €5,000 for EcommerceWorked in Food (+10)Speaks English, Romanian1-10 members