# Best Ruby on Rails Developers in Greater London, England

*By [Adam Crivello](https://research.g2.com/insights/author/adam-crivello)*


[Ruby on Rails](https://www.g2.com/products/ruby-on-rails/reviews) is an open-source [web framework](https://www.g2.com/categories/other-web-frameworks) that includes everything needed to build a website or web application. Ruby on Rails developers deploy, install and migrate customized applications for buyers. These development firms work to understand each client’s specific business objectives and select the best developers from their company to meet customer needs. Services provided by Ruby on Rails developers can include redesigning and improving websites and applications, along with quality assurance and test services, and [content management system](https://www.g2.com/categories/content-management) development. Ruby on Rails allows firms to develop applications rapidly while changing them as necessary. As start-up companies typically require a large amount of development with little time to spare, these organizations can benefit from Ruby on Rails developers. Development firms work to understand each client’s specific business objectives and select the best developers from their company to meet customer needs. Ruby on Rails development companies develop the product while typically helping clients understand and navigate the customized platform.






## G2 Grid® for Ruby on Rails Developers
![G2 Grid® for Ruby on Rails Developers plotting products by satisfaction and market presence](https://www.g2.com/categories/ruby-on-rails-developers/grids.png?focus%5B%5D=169874&focus%5B%5D=69999&focus%5B%5D=23031)
Highlighted products: Teravision Technologies, Mercury Development, and Algoworks.
Underlying data: [Grid® JSON](https://www.g2.com/categories/ruby-on-rails-developers/grids.json?focus%5B%5D=teravision-technologies&focus%5B%5D=mercury-development&focus%5B%5D=algoworks)


## How Many Ruby on Rails Developers Products Does G2 Track?
**Total Products under this Category:** 144

### Category Stats (Jul 2026)
- **Average Rating**: 4.76/5 (↓0.01 vs Jun 2026) The average rating of products in this category, based on all submitted ratings

*Last updated: July 17, 2026*


## How Does G2 Rank Ruby on Rails Developers Products?

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 300+ Authentic Reviews
- 144+ Products
- Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.



---

**Sponsored**

### Lyzr.ai

Lyzr is an enterprise AI agent platform that helps organizations design, deploy, and operate autonomous and semi-autonomous agents across business functions such as customer service, sales, human resources, finance, and IT. The platform brings together an agent framework, a low-code studio, and a central control plane, so teams can move AI initiatives from pilot to full production with consistency and oversight. Organizations use it to build task-specific agents for secure knowledge assistance, retrieval-augmented search, and multi-step workflow automation, improving how work gets done while keeping data protected. Lyzr is built for enterprises that want to adopt AI without replacing the systems they already run. Its model-agnostic architecture lets teams work with their preferred language models and switch between them as needs change, with no re-architecting required. The same flexibility extends to deployment: agents can run in a private cloud, a single-tenant setup, or fully on-premise, so organizations keep control of their data and operations. Governance, observability, and auditability are part of the platform itself, which is what makes Lyzr suitable for compliance-sensitive teams and production-grade reliability. At the core of the platform is an agent framework paired with Architect and Agent Studio, which together support single-task and multi-agent workflows through code, low-code, or no-code. A central registry gives teams monitoring, access control, versioning, and traceable execution logs across every agent, regardless of who built it or on which framework. Connectors, SDKs, and APIs link agents to existing tools such as CRMs, ERPs, ITSM systems, data lakes, and messaging platforms, so agents operate inside current processes rather than replacing them. The result is a faster path from prototype to production, supported by reusable components and ready-made integrations. Built-in governance keeps regulated teams audit-ready, while simulation, evaluation workflows, and version and rollback controls reduce operational risk before and after agents go live. Because integration effort stays low and models and pipelines remain interchangeable, organizations can orchestrate the systems they already have and evolve over time without being locked into a single vendor. Typical use cases include secure knowledge assistants and retrieval-augmented search for employees and customers, customer support agents that handle classification, drafting, and resolution, and sales agents that support account research, outreach sequencing, and meeting scheduling. Lyzr also powers back-office automation across HR, finance, and IT service management, making it a practical choice for cross-team, multi-step processes that need coordination across several tools and data sources.



[Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1065&secure%5Bchosen_at%5D=2026-07-21T02%3A00%3A44Z&secure%5Bdisplayable_resource_id%5D=1010885&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=1415479&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=1415479&secure%5Bresource_id%5D=1065&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fruby-on-rails-developers%2Flocations%2Fgreater-london-england-gb&secure%5Btoken%5D=e66f78c822aa3121e540dff291bab7f474be789d850e9484e70748a373ddca88&secure%5Burl%5D=https%3A%2F%2Fwww.lyzr.ai%2Fbook-demo%2F%3Futm_source%3DG2&secure%5Burl_type%5D=custom_url)

---

## What Are the Top-Rated Ruby on Rails Developers Products in 2026?
### 1. [8th Light](https://www.g2.com/products/8th-light/reviews)
We believe software is a craft born out of practice. Through our committed practice, we unlock potential that leads to quality solutions and ambitious work. 8th Light is a team of developers, designers, teachers, learners, users, collaborators, and leaders. We’re crafters, so we care about everything we create, building with integrity and in sustainable ways. And we find and nurture talent differently, prioritizing curiosity and creativity over credentials. By exemplifying the values of humanity, education, and ownership in everything we do, our crafters help clients master the challenges in front of them while building great opportunities ahead. 8th Light is a unique software design and development company, one that accelerates personal growth through challenging and influential work, a supportive culture, and transformative outcomes.


**Average Rating:** 5.0/5.0
**Total Reviews:** 1

**Who Is the Company Behind 8th Light?**

- **Seller:** [8th Light](https://www.g2.com/sellers/8th-light)
- **Year Founded:** 2006
- **HQ Location:** Chicago, Illinois, United States
- **Twitter:** @8thLightInc (3,474 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/8th-light (162 employees on LinkedIn®)

**Who Uses This Product?**
- **Company Size:** 100% Enterprise



#### What Are Recent G2 Reviews of 8th Light?

**"[ software development](https://www.g2.com/survey_responses/8th-light-review-1132399)"**

**Rating:** 5.0/5.0 stars
*— Verified User in Telecommunications*

[Read full review](https://www.g2.com/survey_responses/8th-light-review-1132399)

---


#### What Are G2 Users Discussing About 8th Light?

- [What is 8th Light used for?](https://www.g2.com/discussions/what-is-8th-light-used-for)

### 2. [thoughtbot](https://www.g2.com/products/thoughtbot/reviews)
thoughtbot is a leading design, development, and product management consultancy. The thoughtbot team provides end-to-end services along the product development life cycle - from product idea and market validation, to launch, scaling, maintenance, as well as team development. Since 2003, thoughtbot has used an agile, human-centered strategy to partner with clients on quality, impactful products while improving team communication and processes.


**Average Rating:** 4.8/5.0
**Total Reviews:** 6

**Who Is the Company Behind thoughtbot?**

- **Seller:** [thoughtbot](https://www.g2.com/sellers/thoughtbot)
- **Year Founded:** 2003
- **HQ Location:** Boston, US
- **Twitter:** @thoughtbot (40,377 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/thoughtbot-inc-/ (78 employees on LinkedIn®)

**Who Uses This Product?**
- **Company Size:** 50% Mid-Market, 50% Small-Business


#### What Are thoughtbot's Pros and Cons?

**Pros:**

- Friendly (2 reviews)
- Technical Expertise (2 reviews)
- Understanding (2 reviews)
- Attention to Detail (1 reviews)
- Collaboration (1 reviews)



### What Do G2 Reviewers Say About thoughtbot?
*AI-generated summary from verified user reviews*

**Pros:**

- Users value the **friendly and experienced team** at Thoughtbot for their dedication and supportive approach.
- Users value the **technical expertise** of thoughtbot, praising their skilled and supportive approach throughout the project.
- Users value the **deep understanding** thoughtbot has of their brand and goals, enhancing collaboration and support.
- Users value the **attention to detail** from thoughtbot, as it enhances collaboration and aligns with their brand goals.
- Users appreciate the **collaborative approach** of thoughtbot, feeling supported and engaged throughout the development process.


#### What Are Recent G2 Reviews of thoughtbot?

**"[A Consultancy with a Wealth of Highly Skilled, Experienced and Hospitable Staff](https://www.g2.com/survey_responses/thoughtbot-review-8413323)"**

**Rating:** 4.5/5.0 stars
*— Philip H.*

[Read full review](https://www.g2.com/survey_responses/thoughtbot-review-8413323)

---

**"[An Consultancy to Strategise, Design, Product management, and Development](https://www.g2.com/survey_responses/thoughtbot-review-8849088)"**

**Rating:** 4.5/5.0 stars
*— Monika K.*

[Read full review](https://www.g2.com/survey_responses/thoughtbot-review-8849088)

---


#### What Are G2 Users Discussing About thoughtbot?

- [What is thoughtbot used for?](https://www.g2.com/discussions/what-is-thoughtbot-used-for)

### 3. [Made Tech](https://www.g2.com/products/made-tech/reviews)
We work with businesses and other organizations to craft software that delivers results.



**Who Is the Company Behind Made Tech?**

- **Seller:** [Made Tech](https://www.g2.com/sellers/made-tech)
- **Year Founded:** 2012
- **HQ Location:** London, GB
- **LinkedIn® Page:** https://www.linkedin.com/company/madetech/ (411 employees on LinkedIn®)






### 4. [PrimeHammer](https://www.g2.com/products/primehammer/reviews)
Our developers hit the ground running, quickly diving into your complex codebase to start delivering value from day one.



**Who Is the Company Behind PrimeHammer?**

- **Seller:** [PrimeHammer](https://www.g2.com/sellers/primehammer)
- **Year Founded:** 2015
- **HQ Location:** Brno, CZ
- **LinkedIn® Page:** https://www.linkedin.com/company/primehammer/ (20 employees on LinkedIn®)







## What Is Ruby on Rails Developers?

[Web Developers ](https://www.g2.com/categories/web-developers)

## What Software Categories Are Similar to Ruby on Rails Developers?

- [Android Developers ](https://www.g2.com/categories/android-developers)
- [Cross-Platform Developers ](https://www.g2.com/categories/cross-platform-developers)
- [Internet of Things (IoT) Developers ](https://www.g2.com/categories/internet-of-things-iot-developers)
- [iOS Developers ](https://www.g2.com/categories/ios-developers)
- [E-Commerce Development Companies](https://www.g2.com/categories/e-commerce-development)
- [.NET Developers ](https://www.g2.com/categories/net-developers)
- [PHP Developers ](https://www.g2.com/categories/php-developers)