Top Ruby on Rails Development Companies in London
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Explore Reviewed Ruby on Rails Development Companies in London — Find Skilled Ruby on Rails Developers for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
12 Companies
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London
4.9 (16 Reviews)
58
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
58
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Engineering peace of mind
As a software development company with 20+ years in the field, Vention provides innovative services to startups and large enterprises. We tackle projects of any complexity and size, delivering outstanding solutions that help clients focus on business expansion and new opportunities. With 3K+ dedicated developers globally, we match clients with top engineering talent in time zones that align seamlessly with their unique needs. Our impressive track record: We've worked with 500+ industry-leading clients, including PayPal, IBM, Mount Sinai, PwC, and Postman Our work has contributed to $15B+ in client acquisitions. Clients typically save up to $600K annually with us. With an average client relationship exceeding 36 months, our enduring partnerships speak to consistent client satisfaction. Our longest client engagement has lasted 16 years. We provide end-to-end software development expertise, covering the entire engineering spectrum, from initial concept creation to final delivery and refinement. Custom software development Web and mobile development QA and testing Cloud & DevOps eCommerce AR/VR AI Blockchain
See all 9+ Portfolios
$50-$99/hr
$25,000+
1,000 - 3,000
London, UK
Verified Client Review
Mobile App Dev for Sports Tracking Platform
Reviewed by: Brent Varrall, Founder at AllGains View all 16 Reviews
5.0 (2 Reviews)
48
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
48
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Hire Top Remote Tech Talent
Echo serves as a bridge in the IT staffing and team augmentation, linking reputable businesses across the world with highly skilled remote software developers from Eastern Europe, the Baltic region, the Balkans and Turkey. Our focus is on delivering outstanding engineering talent that aligns seamlessly with your company values and culture. No random profiles, no AI. Instead, we focus on real human connections and bring you professionals who are excited to work with you.
See all 7+ Portfolios
$25-$49/hr
$10,000+
20 - 50
London, UK
Verified Client Review
We needed to enhance our existing software development team for the internal project.
Reviewed by: Julian Ouyang, Review View all 2 Reviews
5.0 (4 Reviews)
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
High performance dedicated teams globally
We create specialised software development teams that grow businesses' technological proficiency. We collaborate with the top engineers in Eastern Europe to help you produce high-quality software more quickly than anybody else. All of our clients, who manage medium-sized to large-sized businesses in the US, Canada, Switzerland, Germany, the Netherlands, and ten other European nations, are willing to suggest Crunch as a reliable development partner.
View Crunch Profile
$25-$49/hr
$10,000+
50 - 249
London, UK
Verified Client Review
React Native Staff Augmentation for Technology Consulting Company
Reviewed by: Bob Visnov, CEO at Timegen Consulting View all 4 Reviews
5.0 (12 Reviews)
34
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
34
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Engineering. Intelligent Automation.
Established in 1998, Itransition designs and develops world-class software for large, medium-sized companies and startups to supply their ad-hoc needs and bring ideas to life. With more than 16 years of competent knowledge, Itransition is a respected worldwide Magento development firm in the UK. They provide customers from more than 30 nations with a complete spectrum of software advisory and growth facilities. More than 1500 + various IT experts with powerful technology abilities and company understanding and advanced methodologies allow us to manage software projects of any scale and scope efficiently.
View Itransition Profile
$25-$49/hr
$10,000+
1,000 - 9,999
London, UK
Verified Client Review
Web Design & Dev for Host Travel Agency
Reviewed by: Anonymous, Director of Technology at Host Travel Agency View all 12 Reviews
0.0 (0 Reviews)
33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Salesforce development and implementation consulting partner
Innovadel Technologies is a leading provider of innovative IT solutions, specializing in Salesforce implementation, integration, and support. We empower businesses across diverse sectors with cutting-edge technologies to drive digital transformation and achieve their strategic goals. Our comprehensive service offerings extend beyond Salesforce, encompassing Shopify, WordPress, BigCommerce, software development, custom application development, mobile app development, web development, Cloud Consulting, Data Analytics, and AI/ML Solutions. We are committed to delivering high-quality solutions, exceeding client expectations, and building long-term partnerships. Our deep industry expertise, focus on leveraging the latest technologies, results-oriented approach, and unwavering commitment to customer satisfaction set us apart.
See all 3+ Portfolios
$50-$99/hr
$10,000 - $15,000
50 - 60
London, UK
5.0 (2 Reviews)
5.0 (2 Reviews)
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Advanced Web Solutions & Enterprise Web Apps
Since its establishment in 1999, Iflexion is growing by leaps and bounds in the IT market. By combining proven methodologies, business domain knowledge, and technology expertise of 850+ skilled software professionals, they deliver high-quality eCommerce solutions. They provide core end-to-end eCommerce solutions and services by combining with modern technologies like AI, Mobile commerce, and IoT, to help you stay ahead of the competition. It caters to its customers worldwide regardless of their operation domain, geographical location, and organizational specifics. It brings the best solutions for all sorts of IT companies be it big or small size. As of now, it has completed 1,500 + completed projects.
See all 2+ Portfolios
$25-$49/hr
$10,000+
50 - 249
London, UK
Verified Client Review
PHP Web Dev for Hearing Impaired Social Network
Reviewed by: Martin Grillo, President at HearConnect View all 2 Reviews
0.0 (0 Reviews)
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
ON DEMANDS SOFTWARE TEAMS
We are a highly experienced and qualified team of professionals with a proven track record of delivering quality software solutions to clients. Here are a few reasons to choose us: 675+ software developers Expertise in different technologies Strong reputation for quality work Experience working on complex projects for different industry verticals ????At ValueCoders, we offer cutting-edge software solutions tailored to meet the unique needs of your business. Our goal is to empower businesses of all sizes with innovative technologies that streamline operations, deliver exceptional results, and drive growth.
View ValueCoders (UK) Profile
$300 </hr
$1,000 - $10,000
500 - 1,000
London, UK
0.0 (0 Reviews)
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We Make the Impossible, Possible!
Systango is a software development studio specialising in niche technologies and helping clients unleash the power of next-gen technologies such as Generative AI, Blockchain, Web3, and Machine Learning. We are a digital transformation partner with leading digital, cloud-native, and security capabilities to help you build a better version of your business. We believe in automation, apps that are fast, efficient, attractive, and easy-to-use to unlock the next stage of digitalisation for traditional businesses. Our client roster includes the likes of Grindr, Disney, Porsche, Accenture, MGM, Target, and Dialpad. Drop us a message to schedule a free consultation today!
View Systango Technologies Ltd Profile
$25-$49/hr
$5,000+
50 - 499
London, UK
0.0 (0 Reviews)
22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Get found, Get leads, Get customers.
Pixelette Technologies is a leading-edge UK-based IT and Digital Marketing Agency. We provide a wide range of services, including Blockchain solutions, Social Media Marketing (SMM), Mobile/Web Application Development, and Search Engine Optimization. Our goal is to replace traditional marketing with AI-powered digital solutions. We have been assisting companies all over the world to increase profit margins, tap into new growth markets, and produce success stories.
View Pixelette Technologies Ltd Profile
$25-$49/hr
$1,000+
10 - 49
London, UK
0.0 (0 Reviews)
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
If it is worth building, build it well.
We are a hands-on software engineering team that was founded from the ground up with an emphasis on AI, data science, and web scraping. Our crew has advanced degrees from prestigious universities in computer science, including master's and doctoral degrees. Over the past 10 years, we have solved practical issues for Fortune 500 companies and startups alike, written patents, and had our work published in international publications. We don't contract out. Every task is completed internally. This implies that you have immediate access to in-depth knowledge and prompt, goal-oriented delivery.
View Algorithmic Profile
$50-$99/hr
$1,000+
2 - 9
London, UK
0.0 (0 Reviews)
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Growth-Oriented Technology Satellite
DOIT Software: Empowering Business Growth with Custom Software & .NET Development DOIT Software is a trusted partner for businesses seeking innovative custom software solutions and expert .NET development to solve complex challenges and drive measurable results. Our Services Include: • IT Staff Augmentation: Access highly skilled engineers with proven expertise, proactive problem-solving, and a commitment to accelerating your projects. • Custom Software & Mobile App Development: From ideation to deployment, we deliver tailored solutions designed to enhance efficiency, scalability, and business impact. Partner with DOIT Software to transform your ideas into actionable, high-performing solutions that propel your business forward and maximize ROI.
View DOIT Software Profile
$25-$49/hr
$10,000+
10 - 49
London, UK
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Powering Your Ambition
Niteco, which was founded in 2010 by Swedish tech veteran Pelle Niklasson, has completed hundreds of projects for clients in over 30 nations. We have more than 300 professionals with a variety of backgrounds and specialties. Niteco is a strong believer in the value of a supportive community, a welcoming workplace, and the special fulfillment that comes from carrying out good deeds.
View Niteco Profile
$50-$99/hr
$10,000+
250 - 999
London, UK
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