Top 80 Ruby on Rails Developers in London
December 2022Looking for a top Ruby on Rails development firm in London?
Searching for and vetting potential partners is an exhausting process.
To assist you in your search for a partner, we’ve compiled this list of the top Ruby on Rails developers in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs. If you need more support, tell us about your project, and we'll match you with recommended companies.
List of the Best London Ruby on Rails Development Firms
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1
- $25,000+
- 1,000 - 9,999 employees
- London, United Kingdom
Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.
Clients
- Samsung
- Johnson & Johnson
- GlobePayroll
- Siemens
Industries
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Andersen augments a product developer's internal team during long-term, intensive projects. They provide full stack development and implementation for websites and cloud-based solutions.
"They really try to find appropriate solutions for all of our requests."
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2
- $25,000+
- 50 - 249 employees
- London, United Kingdom
Infinum is a software development company in San Francisco, CA. The 50+ team has equal experience in mobile and web development. They work with clients from a variety of industries, including business and financial services and automotive.
Clients
- Philips
- Nike
- Porsche
- Coca Cola
Industries
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Infinum handled both the design and development of an iOS application in Objective-C, migrating the client’s previous app from PhoneGap.
"Infinum has been considerate about our requests and paid a lot of attention to them."
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3
- $50,000+
- 1,000 - 9,999 employees
- London, United Kingdom
Based in Vienna, VA, 10Pearls designs and maintains apps for various companies. The company and its nearly 350 employees have experience in cybersecurity, product development, and UX/UI design.
Clients
- HughesNet
- Johnson & Johnson
- PayPal
- CocaCola
Industries
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10Pearls used AWS and Google Maps to build an app that displays the status and location of pharmacies, dialysis clinics, and healthcare facilities during emergencies. The platform houses 200,000 data points.
“He did a fantastic job scheduling meetings between our team and the design team when needed.”
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4
- $25,000+
- 10 - 49 employees
- London, United Kingdom
Bit Zesty is a custom software development firm. They provide custom software development, ux/ui design, web development, application management & support, and more and were launched in 2009. Their small team is London, United Kingdom-based.
Clients
- Oxford Medical Simulation
- Trussell Trust (UK Foodbanks)
- Queen's Awards for Enterprise
- HMRC
Industries
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Bit Zesty was tasked with website maintenance and support for a human rights charity. They used Trello to manage the development process. They also completed a feature development sprint.
"They didn't hesitate to challenge our thinking, deconstruct ideas, and propose solutions we may have overlooked."
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5
- $25,000+
- 50 - 249 employees
- London, United Kingdom
Imaginary Cloud is a Web, Mobile and AI Software Development and UX/UI Design Company with offices in the UK, US and Portugal. In the last 11 years they have helped build and scale more than 300 applications, from Start-ups, Scale-ups to Enterprises, winning several global awards. They offer a comprehensive skill set of developers, data scientists and designers coupled with a streamlined agile process.
Clients
- Nokia
- Sage
- Ernst & Young
- BNP Paribas
Industries
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Imaginary Cloud provided web development support services for a research services company. The team initially built a prototype for the organization before using Django and Azure to develop the app fully.
"They were very flexible and adapted to our means of communications."
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6
- $25,000+
- 50 - 249 employees
- London, United Kingdom
Blink22 is a mobile and web development firm based in Alexandria, Egypt. Founded in 2015, their team of 125 serves clients in the transportation and communal workplace sectors. Services include, iOS, Android, and React Native development.
Clients
- Jumia
- Careem
- Khatabook
- Cassbana
Industries
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Blink22 provided Android application development services, implementing wireframes for the native application while also contributing their own ideas.
“They proved to be very proactive in a way they helped us solve problems.”
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7
- $10,000+
- 10 - 49 employees
- Watford, United Kingdom
AppDrawn is a software solutions company founded in 1999. Their headquarters are in London and they have a second office in Barcelona. Across these 2 locations, they have a team of a dozen staff that do custom software development, web development, and mobile app development for small and medium-size businesses.
Clients
- Aspire Customer Communication Services
- Imagine Property Group
- Renteq Highways
- HSM
Industries
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AppDrawn Software Development provided custom software development services for a healthcare firm — they led the setup of the client's CRM system. The team also applied various modifications.
"The personal relationship and responsiveness of their senior team set them apart from other vendors."
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8
- $10,000+
- 250 - 999 employees
- London, United Kingdom
Softwire is a digital design, engineering and support agency, with offices in London, Cambridge and Manchester. Employing over 200 engineers we create bespoke digital software, mobile apps, and offer strategic IT consulting for some of the UK’s leading brands including the BBC, David Lloyd Clubs, Channel 5 and many large Government Departments.
Clients
- The BBC
- David Lloyd Clubs
- RSA
- The Cabinet Office
Industries
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A property portal company has collaborated with Softwire for custom software development using React, Java, and more. They manage product research, MVP creation, launching process, and various optimization.
"They operate independently and raise issues only when necessary."
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9
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Ester Digital is a web design agency based in Tallinn, Estonia. Founded in 2015, the team of 7 specializes in web design, graphic design, and logos. They work mostly with small business clients, and primarily work within the advertising and marketing, information technology, and business services industries.
Clients
- Toptal
- McDonald's
- Bridgestone
- T-Mobile
Industries
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Ester Digital handled a complete brand and landing page overhaul with the objective of increasing client conversion.
"We really couldn't ask for much more."
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10
- $1,000+
- 2 - 9 employees
- London, United Kingdom
Pixated is a marketing agency in London, England. Founded in 2018, they have about 2 employees that serve small-business and midmarket clients in the gaming, e-commerce, and advertising industries. Services include social media marketing, mobile app marketing, and PPC.
Clients
- Tesco
- Wicked Gummy Co
- Millionaire Beauty
- Vitamasques
Industries
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Pixated handles digital marketing services for a cosmetics company. In efforts to increase the brand's online presence, their team provides advertising and SEO efforts as well as makes website tweaks as needed.
“They deliver on their promises.”
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11
- $10,000+
- 2 - 9 employees
- London, United Kingdom
Appetite Creative Solutions is a creative digital marketing agency in London, England – with offices in Madrid and Dubai, too. Established in 2015, Appetite Creative Solutions has a team of 25 employees. They offer logo, web design, games development, and social media marketing services.
Clients
- Tetra Pak
- Elopak
- Jaguar
- Amazon
Industries
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Appetite Creative spearheaded a leaflet campaign for an organic food manufacturer. They designed and developed a QR code to increase customer engagement and understand consumer behavior.
"Their broad experience to draw in that I anticipated had a huge positive impact on the conversion of our marketing."
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12
- $1,000+
- 10 - 49 employees
- London, United Kingdom
PurpleFire is a small software development firm established in 2021. Their team focuses on custom software development, web development, e-commerce development, blockchain, and more. The firm is based in Køge, Denmark.
Industries
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PurpleFire was hired by an e-commerce store for UX, checkout flow, and conversion rate optimization improvements. They helped the client improve product pages to be more helpful to their customers.
"We had a really good experience with PurpleFire."
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13
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Made Tech is a London-based software services provider that was founded in 2010. The company employs a team of 33 that provides e-commerce development, web development, custom software development, and conversion optimization services to mid-size and small businesses.
Clients
- Rocket Internet
- Finery London
- Byron Hamburgers
- On Running
Industries
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Working from wireframes and graphics, Made Tech built an e-commerce website for a fashion retailer. The project involved back-end development and customization of a dynamic user experience.
"I do like how personable they are, and how well they can articulate their deep subject matter."
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14
- $25,000+
- 10 - 49 employees
- London, United Kingdom
Purr Digital is a software development agency that has been offering web development, mobile app development, and custom software development to their small business and mid-market clients in the hospitality, arts and entertainment, and consumer products and services industries since 2013. Their 50 employees are based out of their London and Birmingham, UK offices.
Clients
- Elder
- Loyalty Lion
- Unicef
- MCFC
Industries
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Purr Digital provided custom software development services for a creative and design agency. Their team handled frontend development of a web solution utilizing Laravel and React.
“They’re very collaborative. Purr Digital was open to feedback.”
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15
- $10,000+
- 50 - 249 employees
- London, United Kingdom
Fourmeta is an e-commerce development firm founded in 2017. In London, United Kingdom, their midsize team offers e-commerce development, ux/ui design, and web development.
Industries
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Fourmeta provides e-commerce development for a home hair products company. They've built a platform using Shopify and a frontend web app using React. They've also provided design and user research services.
"They pull out all the stops to meet deadlines and deliver what we need every time."
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16
- $1,000+
- 2 - 9 employees
- London, United Kingdom
Nexus Creative Agency - Web Design & Development is a web design agency. They offer web design, ux/ui design, web development, branding, and more and were launched in 2020. Their small team is London, United Kingdom-based.
Industries
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Nexus Creative Agency - Unlimited Web Design & Development helps a bridal hairdressing company revamp their website. They have created the prototype in Adobe XD and continued to provide SEO services and support.
"Their deep understanding of all the moving parts that make a brand work is very impressive."
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17
- $1,000+
- 50 - 249 employees
- London, United Kingdom
Elite Mindz Pvt Ltd is an IT service provider & recruitment agency based in New Delhi with an office in Philadelphia. The agency, founded in 2009, has around 100 employees and provides custom software development, e-commerce development, mobile app development, web design & development, HR services, and UX/UI design services. Eltie Mindz serves mid-market companies and institutions in the business services, consumer products & services, education, IT, and e-commerce industries.
Clients
- Sony
- Giifts
- Extraclass
- Redcliffe
Industries
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Elite Mindz Pvt Ltd developed a web app for a fitness products company that allows vendors to create accounts and then list and sell products. They will provide maintenance services once the app goes live.
“Elite Mindz is a good firm to work with, and they’re cost-effective. They’d be a good fit for any company.”
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18
- $5,000+
- 2 - 9 employees
- London, United Kingdom
Chimpare is a small application development firm. In Whiteley, United Kingdom; New York, New York and Markham, Canada, the firm was launched in 2012. Their services include mobile app development, web development, e-commerce development, ux/ui design, and more.
Industries
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Chimpare built a digital cryptocurrency wallet for a digital marketing company. The solution allowed the client to receive crypto payments.
"They really took their time with us and put a lot of effort into understanding what we needed."
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19
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Deazy is a small application development company. The Cardiff, United Kingdom-based agency was founded in 2016. Their services include mobile app development, custom software development, web development, ux/ui design, and more.
Clients
- RAC
- Curve
- Influencer
- Popeyes
Industries
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Deazy has redesigned and redeveloped the website for a keys and lock supplying company. They’ve fixed major bugs and worked on prototypes to improve the UX/UI design using AWS Azure and Bitbucket.
“Their quality of work is excellent.”
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20
- $5,000+
- 10 - 49 employees
- Surbition, United Kingdom
Mrmmbs Vision, an application development firm, was established in 2011. The small team provides mobile app development, web development, custom software development, ux/ui design, and more. The agency is located in New Delhi, India and Surbition, United Kingdom.
Industries
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Mrmmbs Vision is developing a website for a packing and moving company. Their goal is to finish this project by the end of the year with unique functionalities and features.
"They are quick to develop designs and make changes when they're needed."
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21
- $25,000+
- 2 - 9 employees
- London, United Kingdom
Pixie Labs is a London, United Kingdom-based custom software development firm. The small company was launched in 2013. Their services include custom software development, Artificial Intelligence, e-commerce development, ux/ui design, and more.Visit SiteIndustries
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22
- $50,000+
- 50 - 249 employees
- London, United Kingdom
Marino Software is a mobile app development company located in Dublin, Ireland; Limerick, Ireland and Brooklyn, New York. The company specializes in mobile app development, ux/ui design, custom software development, and application testing and has a small team.The company was launched in 2006.
Industries
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Marino Software developed custom software for an IT services company. They were tasked with a WebRTC button that provides a voice connection to the company and a payment mechanism via Stripe for the backend.
"They delivered on time and managed all the customer expectations in a professional and timely manner."
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23
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Hyper Apps is a mobile technology firm founded in 2015 with offices in Cluj-Napoca, Romania, Sydney and Melbourne, Australia, and London. Hyper Apps' team of about 100 employees specializes in mobile app development, web development, and UI/UX design.
Clients
- ride.co
- Splend
Industries
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Hyper Apps supported the transformation of a concept into a solution, spanning prototype development, branding, marketing, and investment plans.
"Their team and leadership are excellent. They have a vast knowledge of the startup space..."
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24
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Bladeware is an app development company that is headquartered in Zaporizhzhya, Ukraine. Founded in 2018, the team of work to provide mobile app development, custom software development, and application testing services to their small business clients. They primarily work with businesses within the education, information technology, and business services industries.
Clients
- Tunnello
- Playerline
- Perzzle
Industries
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Bladeware provided UI/UX designs for a fitness tech startup's application. The team reviewed the existing functionalities and created designs in order to enhance and refine the branding.
"They exceeded my expectations with their UI/UX designs, and I am looking forward to working with them in the future."
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25
- Undisclosed
- 1,000 - 9,999 employees
- London, United Kingdom
Critical Mass is a web design agency. Their midsize team is located in Calgary, Canada; London, United Kingdom; New York, New York and Chicago, Illinois. The firm focuses on web design, ux/ui design, digital strategy, e-commerce development, and more. The firm was established in 1996.Visit SiteIndustries
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26
- $10,000+
- 10 - 49 employees
- Slough,
Hexagon Digital Lab Private Limited is an ERP consulting and SI company. Established in 2019, the team provides ERP consulting and SI, custom software development, and mobile app development. Their small company is headquartered in Zinj, Bahrain; Noida, India and Slough, United Kingdom.Visit SiteIndustries
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27
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Digital Dom is a small custom software development firm launched in 2019. Their services include custom software development, web development, IT strategy consulting, and web design. The company is based in London, United Kingdom; Warszawa, Poland and Voluntari, Romania.
Industries
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Digital Dom developed a website for a digital product development company. The team was tasked with enhancing the frontend of the platform.
"Their onboarding process was straightforward, which was impressive in the workflow."
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28
- $50,000+
- 2 - 9 employees
- London, United Kingdom
AI development company Atchai : Data Science and Applied AI was founded in 2010. The small team focuses on Artificial Intelligence, custom software development, and BI & big data consulting & SI. The company is based in London, United Kingdom.Visit SiteIndustries
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29
- $1,000+
- 10 - 49 employees
- London, United Kingdom
Hoxton Digital is a programming agency based in London run by a team of 4 professionals. They offer their expertise in custom software, web, and mobile app development services, as well as SEO solutions that focus on content development, link earning, and local search. They are familiar with Ruby, JavaScript, and Redux, among other programs.
Clients
- BuildSG
- SERDRAGA
- Down To Play
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Using Ruby on Rails, Hoxton Digital is developing a web application platform for the construction industry. It primarily serves a knowledge dissemination function and also contains an event component.
"Hoxton Digital is so passionate about the work. They really believe in my idea."
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30
- $1,000+
- 2 - 9 employees
- London,
By the Scruff is a digital agency in London and Bishops Stortford, United Kingdom. Founded in 2003, they have about 5 employees that serve small-business and midmarket clients in a wide range of industries. Services include web design, email marketing, and web development.
Clients
- Medallia
- Schuh
- MCS
- Premier Pensions Group
Industries
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By the Scruff handled web development services for a branding agency's clients. Their team built multiple WordPress websites following rebranded guidelines and design specifications. The solutions have received positive feedback and have garnered the partner's trust.
"They’re easy to deal with and responsive. By the Scruff is a pleasure to work with." –Managing Director, Branding Agency
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