The 12 Best eCommerce SEO Agencies in the UK for Online Retailers (2025 Edition)

UK ecommerce keeps growing. In fact, around 27.2% of retail spending happened online in May 2025 alone, and analysts expect roughly a third of all retail sales to take place online this year.

That means more competition, more opportunity, and a bigger need for specialists who know how to turn search into sales.

If you’re looking for the right partner for growth, consider these UK agencies specifically designed for online retailers.  In this guide, we’ve covered the 12 best eCommerce SEO agencies in the UK for online retailers.

Quick Overview

Let’s quickly take a look at the top 12 best eCommerce SEO agencies in the UK for online retailers.

1. Nexa Growth

   

   Nexa Growth has quickly built a name in the UK as a go-to partner for ecommerce retailers who want measurable growth.

   The agency offers a mix of SEO, PPC, paid social, email marketing, and web development, making it a full-service option for brands that want strategy and execution under one roof.

   Their team focuses heavily on ecommerce SEO strategies like technical audits, category structure optimization, and content built for conversions.

   What sets Nexa Growth apart is its emphasis on blending organic and paid campaigns to maximize ROI.

   For online retailers, this means visibility at every stage of the customer journey, from product discovery to checkout. Industries served include fashion, lifestyle, beauty, and broader D2C categories.

   If you are an online retailer looking for a UK agency that understands both the creative and technical side of SEO, Nexa Growth should be on your shortlist.
   

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2. Rise at Seven

   

   Rise at Seven is one of the UK’s most talked-about digital agencies thanks to their creative spin on SEO and content marketing.

   Based across London, Manchester, and Sheffield, the agency is known for blending technical SEO with brand-first campaigns that grab attention in search and media.

   They specialize in large-scale ecommerce, travel, hospitality, and B2B sectors, with clients ranging from fashion retailers to global brands.

   Their ecommerce SEO services cover site architecture, international SEO, and digital PR designed to earn links and buzz.

   Rise at Seven’s edge comes from their ability to turn content campaigns into viral successes, driving both rankings and brand equity.

   For online retailers with ambitious growth plans and the budget to back them, this agency offers a strong mix of creativity and technical expertise that can help you dominate competitive search markets.

3. Impression Digital

   

   Impression operates out of Nottingham, London, and Manchester, serving enterprise and mid-sized ecommerce brands.

   They focus on a balanced approach that includes technical SEO, ecommerce SEO, content marketing, and digital PR.

   What sets them apart is their data-driven approach: they use analytics and custom reporting to show retailers exactly how SEO contributes to revenue.

   Their work often involves restructuring ecommerce websites for crawlability and scalability, ensuring product pages and categories are optimized for long-term traffic.

   Impression has worked with retailers in fashion, homeware, and lifestyle, and they are known for building strong collaborations with in-house teams.

   For online retailers, they are an ideal choice if you want a partner that delivers both technical improvements and brand visibility.

   With a proven record of award-winning campaigns, Impression is often recommended for brands that want reliable SEO performance and measurable business impact.

4. Builtvisible

   

   Builtvisible is a London-based agency that has carved out a reputation for sophisticated SEO and analytics.

   Their focus lies in technical SEO, content strategy, digital PR, and deep data integration.

   Ecommerce retailers partner with Builtvisible when they need advanced solutions, such as optimizing large product catalogs or building content hubs that drive organic revenue.

   The agency also has strong expertise in analytics and data pipelines, meaning you get more than standard reports.

   You gain insights into customer behavior, lifetime value, and SEO’s true contribution to sales. Industries they serve include large-scale ecommerce, enterprise retail, and other consumer-focused brands.

   What makes Builtvisible stand out is their ability to pair technical site health with high-quality content and PR outreach, creating a holistic SEO strategy.

   For online retailers who want scalable SEO performance backed by technical rigor, Builtvisible is a strong partner.

5. NOVOS

   

   NOVOS positions itself as an ecommerce-only SEO agency, and that laser focus is what makes them attractive to online retailers.

   Based in London, NOVOS works with Shopify, Magento, and custom-built ecommerce platforms to boost visibility and sales.

   Their services go beyond standard SEO. They also offer digital PR, CRM support, and guidance on adapting to AI-driven changes in search.

   NOVOS is particularly strong in fashion, lifestyle, beauty, and homeware, serving D2C brands that want growth without losing brand voice.

   They’ve helped retailers scale quickly by implementing international SEO strategies and optimizing product discovery through structured data and internal linking.

   Their campaigns often highlight how ecommerce SEO can directly influence revenue.

   If your brand is in fashion or lifestyle, NOVOS is an ideal fit because they understand the competitive pressures of those markets and bring tailored strategies to help brands outpace competitors.

6. s360 (Formerly Reload Digital)

   

   s360, rebranded from Reload Digital, specializes in performance marketing for ecommerce brands. Based in London, the agency works closely with global retailers on Shopify Plus, BigCommerce, and Magento platforms.

   Their services include SEO, paid media, and broader performance marketing designed to scale ecommerce revenue.

   What makes s360 unique is their experience with international brands and complex ecommerce setups. They understand the challenges of optimizing thousands of SKUs across multiple regions.

   Their SEO work often focuses on technical site health, content built around customer intent, and product category optimization.

   Industries they serve span fashion, lifestyle, homeware, and retail more broadly.

   Retailers choose s360 when they need an agency that combines ecommerce platform expertise with SEO strategies that actually drive conversions.

   If you are scaling internationally or managing a large online store, s360 offers the experience and technical ability to keep growth on track.

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7. Re:signal

   

   Re:signal is a London-based SEO agency that specializes in ecommerce growth. Their services revolve around technical SEO, content strategy, and long-term organic visibility for large retailers.

   They’ve partnered with global brands in footwear, fashion, home, and lifestyle, building strategies that address everything from duplicate content across product variations to optimizing internal linking for maximum visibility.

   Re:signal’s edge lies in their strategic approach. They don’t just fix SEO issues, they position SEO as a key driver of revenue.

   They are also known for their thought leadership in the industry, often speaking at major SEO and ecommerce conferences.

   For online retailers, Re:signal brings experience handling complex product catalogs, global SEO challenges, and the need for sustained organic growth in competitive markets.

   If you want a partner that will act as a long-term extension of your in-house team, Re:signal is one of the strongest choices in the UK.

8. The SEO Works

   

   The SEO Works, with offices in Sheffield, London, and Leeds, is a multi-award-winning digital agency focused on SEO, PPC, and digital PR.

   Their ecommerce SEO services include technical audits, content creation, and structured strategies for boosting online sales.

   What makes The SEO Works appealing to retailers is its track record of delivering measurable ROI across various industries, including retail, healthcare, and consumer goods.

   They focus on creating SEO campaigns that strike a balance between quick wins and sustainable growth, ensuring product visibility and category-level optimization.

   Their approach is grounded in detailed reporting and transparency, making them a good fit for brands that seek clear accountability.

   With experience across mid-sized and large retailers, The SEO Works is often recommended for companies seeking an agency that combines strong technical expertise with creative campaign execution.

9. Blue Array

   

   Blue Array, headquartered in Reading, is one of the UK’s first dedicated SEO-only agencies. Their services cover SEO strategy, digital PR, content development, and site performance improvements.

   They have worked with high-growth ecommerce brands and large enterprises, building visibility in retail, lifestyle, and consumer tech sectors.

   Blue Array’s strength lies in its specialization. They focus exclusively on SEO rather than offering a full-service marketing approach.

   This makes them a good partner for retailers seeking a comprehensive, unadulterated approach to organic search.

   They are also known for developing their own proprietary SEO tools and processes, providing clients with a data-rich view of their performance.

   For online retailers, Blue Array is particularly valuable if you need focused SEO expertise without the distractions of paid media or broader digital services.

   Their clients often highlight the agency’s strategic insights and structured campaigns, which drive long-term e-commerce growth.

10. Salience

    

    Based in Chester, Salience specializes in ecommerce SEO, PPC, content, and digital PR. They have worked with brands in retail, finance, travel, and lifestyle, but their strongest presence is in ecommerce.

    Salience excels in competitive analysis, producing market trend reports that help clients understand their position relative to rivals.

    Their ecommerce SEO campaigns often involve optimizing product visibility, improving site architecture, and building content that ranks for purchase-intent keywords.

    They combine creative campaigns with technical expertise, making them a solid choice for retailers seeking both visibility and engagement.

    Salience also emphasizes measurable outcomes, focusing on how SEO translates into sales rather than just rankings.

    For online retailers, this agency is a reliable partner, offering competitive insights paired with tactical execution to help you outperform competitors in search.

11. Genie Goals

    

    Genie Goals, based in Cambridge, has carved a niche as a performance marketing agency for ecommerce and retail brands.

    While they are widely known for PPC, paid social, and affiliate marketing, they also deliver SEO services tailored to online retailers.

    Their expertise lies in managing multi-channel strategies, which means your SEO doesn’t exist in a silo. It works in conjunction with paid campaigns to maximize overall visibility.

    Genie Goals collaborates with fashion, lifestyle, and consumer brands that require a partner capable of generating both immediate revenue and sustainable organic growth.

    They are especially valuable for brands that want integrated reporting across channels, showing how SEO contributes to the bigger picture.

    For retailers, Genie Goals offers the advantage of blending creative campaign execution with strong technical SEO foundations.

    If you want to unify organic and paid under one performance-focused team, this agency is a top pick.

12. Clicky

    

    Clicky, headquartered in Manchester, delivers SEO, CRO, paid media, and digital experience design for D2C and ecommerce brands.

    They approach SEO with a conversion-first mindset, ensuring that organic traffic not only increases but also converts.

    Their ecommerce SEO services include site audits, technical fixes, content strategies, and CRO-focused optimization.

    Clicky is known for working with growth-focused retailers that want to unify digital strategy, from driving clicks to improving user experience.

    They serve industries such as fashion, beauty, and lifestyle, but their services also scale to general retail and ecommerce.

    What makes Clicky appealing is its ability to combine SEO, CRO, and UX, providing retailers with a comprehensive view of how to convert traffic into sales.

    For online retailers who want more than rankings and instead focus on profitability, Clicky is a strong, versatile partner.

Conclusion

Choosing the right ecommerce SEO agency in the UK comes down to more than just who ranks highest in Google. It’s about finding a partner who understands your platform, your industry, and your growth goals.

Whether you need a technical powerhouse like Builtvisible, a creative force like Rise at Seven, or a growth-driven full-service partner like Nexa Growth, the agencies on this list represent some of the best options in 2025.

Each offers a unique approach to driving visibility and sales, but the key is aligning their strengths with your business needs.

Before you decide, consider factors such as your e-commerce platform, the size of your product catalog, and whether you need support across multiple channels or pure SEO expertise. With the right partner, you can turn search into one of your most profitable revenue drivers this year.

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