Top 60 Software Development Companies in London

DCSL Software redeveloped the recruitment software system of a construction firm. The firm laid out what they wanted and DCSL designed, tested, and delivered on the system. The client was pleased with the project and felt that DCSL's skills made the collaboration extremely easy. 

"We were able to see straightaway how the system would look and work. That’s another reason it went so smoothly." – Manager, Support Department, Construction Firm

Ballard Chalmers Ltd integrated a billing platform into a web application for an energy company. Their team designed a UI and created scheduling features. improved functionality. Their work mproved booking and interface functionalities.

"They’ve really improved the functionality and our ability to work with other installers.."–Junior Product Manager, Energy Company

GoodCore Software transferred a paper-based database for NHS patients to a searchable online system. The client required an online database of rehabilitation services and providers with a structured user permissions hierarchy. GoodCore took a specification/brief and translated it into a detailed system specification. The solution was developed along agreed milestones and deployed onto servers.

“The system is currently live and saving significant amounts of time and improving services for patients. GoodCore Software demonstrated a clear understanding of our needs from the outset. Excellent user interface design has made the system very appealing to our users." – Managing Director, advisory firm for patients of NHS hospitals

Intellectsoft created an e-commerce app with matching backend infrastructure, then integrated it into the client’s blockchain technology. Transforming the given creative demands into a satisfactory product under a strenuous deadline was deemed impressive, as were their communication skills and determination.

“We've given them a challenge, and they've met it, which is why Intellectsoft has become our leading service provider for technology development.” – Program Manager, Holding Company

An auction company needed additional development support for several of the websites they manage. As a partner, TatvaSoft uses PHP and SQL to make improvements as needed, including integrating third-party APIs.

"We rely on TatvaSoft's team 100%. They do a great job of meeting our expectations. We have an excellent relationship with them, so I've been very happy overall." — CIO, Auction Company

iTechArt Group is assisting with the development of a content management software for video advertisements. The team is building the system to accommodate multiple social media platforms like YouTube and Facebook.

“The engagement has been very successful overall thus far. The work we've been able to quickly launch wouldn't have been possible without iTechArt's help. In addition to the quality of their code, they've also integrated extremely well into our team, adapting to our internal processes relatively seamlessly.” – Founder & CTO, Software Consulting Agency

Theodo UK developed the platform for an online marketplace after the previous developer proved unsatisfactory. The team took wire frames and a prototype provided by the client to build a minimum viable product, using AWS, React, Python, and Django for the framework. The client spoke highly of the engagement.

“They’re extremely knowledgeable and work closely with us to make sure we know what’s going on. Their team is phenomenal and have both dev and interpersonal skills.” — Executive, Digital Office Marketplace

Brainhub provided frontend development using Electron and React for a gaming company. They worked with an internal team to build a desktop application of a game launcher and distribution platform.

"I appreciate that they don’t necessarily always follow the adage of the customer always being right...This has led to quite a few significant improvements to features that otherwise would have been subpar or not functional at all if they had not spoken up. In the same vein, they are also respectful when we acknowledge their concerns, but we insist on going in a certain direction" – Technical Director, Gaming Company

Imaginary Cloud worked on custom development for a financial SaaS startup. The team developed an app for a digital feedback assessment effort. They handled the front- and backend production for the platform and created a dashboard. They provide ongoing technical support. Overall, the client was pleased with the team's work. 

"They are always available for questions and fulfill all of our needs. Everything is done very well, and I’m not looking for a different provider." — CEO, Financial SaaS Startup

Foonkie Monkey developed a mobile app for a startup based in Colombia. The platform connects users who need temporary storage space with those who can provide it to avoid expensive storage facilities. The Foonkie Monkey team built out the app with extensive functionality, including integrated payment and shipping solutions. The project has exceeded the client's expectations.

"Without them, we wouldn’t even have a project. Their development work has been essential for us to get to this point." — CEO, Storage Startup

An online history encyclopedia hired Geeks to build a web app for extracting content from other websites. The client's key challenge was ensuring that the web app could handle a high volume of data. Geeks developed custom software featuring a user-friendly frontend and a backend capable of extracting significant amounts of data. Finally, Geeks created a JavaScript library that the client can sell to other businesses. The client appreciated Geeks' creativity and innovation.

"Our visualization engine can generally handle ten times more data and the average JavaScript library. We’ve had no problems with the stability of their code. The server has always been perfect." - Co-Founder, Online History Encyclopedia

After BJSS worked on automating a grocery store's software system, they later redesigned their e-commerce platform and built product scan tools. The agency delivered everything on time. The client prides BJSS on tackling such a hard project with intense passion.

"They're very straightforward, and they're very matter of fact. They tell you as it is, without dressing it up and without making drama of it." – Head of IT Delivery, Retail Grocer

Codibly worked on an online platform for an insurance firm. Within a two-week period, they utilized existing wireframes to create a usable product. The client was impressed with the quality of work they delivered.

“The quality is extremely high and the turnaround was very fast. If we had any issues, Codibly provided a solution. They’re exactly the kind of project team I needed, and the functionality and reliability of the portal is solid.” – Open Market and Facultative Manager, Insurance Firm

GuideSmiths recently worked on app development support for a connected home tech company. They provided made updates to two old-fashioned internal apps to make room for future growth for the client.

“GuideSmiths is very knowledgeable in their field, so we can have high-level conversations with them before making any decisions.” – Business Analysis Manager, Connected Home Tech Company

Inviqa provided full-cycle web development for a holding company. They created over 50 flagship sites for different products using Magento, WordPress, and Drupal. The websites were responsive, e-commerce ready, and consistent with the products' respective brands.

"We've gone from having a skeletal technical architecture that supported one or two brands to delivering 10 to 12 brands, and more than 60 websites over the course of these three years. It's a big feat that they've managed to deliver." – Head of Digital Solutions, Global Holding Company

A prominent mobile game developer partnered with Opus Online to design and develop their flagship consumer-facing website. Opus had originally provided content management solutions through subcontracting. When the client needed a new website, they decided to hire them directly. The team delivered a highly customized content management system that prioritized straightforward navigation and interactive content. The client was pleased both with the quality of the work and communication processes, noting their flexibility for both in-person meetings and Skype calls. This partnership has helped both companies grow considerably.

"I would not even talk to a vendor that didn't provide the level of quality found in Opus Online. I'm very picky in terms of companies that I work with. They met my expectations in this sense." - IT Manager, Mobile Game Developer

Seb Azzo was approached by a branding agency for assistance with the creation of online guides for global access. The product allows for seamless downloading of the guidelines from anywhere in the world, with an interface that's easy to use.

"Because of the flexibility of their services and willingness to undertake a brand new product build, our partnership has been very exciting. We’ve worked with other development agencies in the past that stopped communicating with us after completing the work, but their team has stayed in touch." - Senior Account Manager, Branding Agency

A fitness club hired Softwire for several projects after a successful website redesign. Softwire redesigned the client's booking system based on PHP and MySQL. Softwire then created a corresponding mobile app for booking. They also provide general maintenance and support, advise the client on branding and lead generation, and develop any custom software.

" Their mobile app, connected to the booking system, reduced the number of customers booking through our receptionists from 75% to 5% and allowed customers to easily schedule courses. Their stabilization to our main site helps bring in new members all the time. They cut down a significant amount of labor cost and continue to improve the membership experience." -IT Director, Fitness Club

Avco Systems provided software development services for a software vendor. Their team created several web-based applications using C# and JavaScript. The solutions have received positive feedback and are of a high standard.

“Their team is easy to get along with and do business with.” – CEO, Software Vendor

Anuitex developed an app for iOS and Android for a hospitality company. They also created a back office system and were in charge of the UX and UI design. The client was particularly impressed with their expertise and ability to effectively manage the project remotely. The app received rave reviews from the clients.

“They were very proactive and provided recommendations before we even asked them. Give them your ideas and let them translate those ideas into reality.” – CEO, Hospitality Company

Clurgo was hired for Java development in several projects of an advertising company. Clurgo worked with 3 of the company's European clients in the aspects of QA, architecture, and technology. The company's QA team praised Clurgo for their quality of work.

"Their technology skills and how they can learn very fast was impressive. If they weren’t familiar with a technology stack, they were able to catch up very quickly and deliver quality work. We didn’t have to teach them or give them months to learn something." - IT Delivery Director, Advertising Company

The client was pleased with the website that HighSolutions created from scratch. Building a CMS and maintaining the website for over a year, it continues to run to this day and bring in new clients. 

    "Provided great service and couldn't be happier with the outcome of the website." - CEO, pet hotel services

Entropy created an app for a media company. They designed and developed apps for Android and iOS that allowed users to stream and download content produced by the client. The client was impressed with the results of their work. 

“Because they had so much expertise in developing mobile apps, they were able to offer incredibly helpful advice on how to build the product.” – Managing Editor, Media Company
 

SourceFuse has helped maintain an e-commerce automation company's platform for the past 10 years. SourceFuse assisted in new integration development, integration maintenance, product improvement, and new features & functionalities. The company has experienced a 32% ARPU increase with the help of SourceFuse.

"The SF team is self sufficient with an organizational structure of managers and leads, taking requirements from the internal team and driving tasks to completion." - Managing Director, E-commerce Automation Company

Ignitho Technologies helped an accounting software company to rebrand and update its website. The client was ready to launch a new, rebranded image for their site, but was concerned about generating enough traffic. The team employed SEO best practices to advise the move to a more standard web-platform and in the use of some plugins that would optimize the site’s search results. The client notes that the site’s traffic was already doing better than was expected, less than a month after its launch.

“We had very high expectations and standards … Ignitho was very happy to adapt to our style and templates and did so successfully.” – Head of Marketing, Accounting Software Company  

One of Innovify’s clients, an on-demand delivery platform, wanted to streamline how merchants and businesses placed orders and how they assigned drivers. Innovify developed an Android app and website and helped with marketing and strategy.

“I have worked with a couple of these companies before, but they haven’t been as process-oriented as Innovify. They have good processes in place and everything was good for me.” – Founder, Logistics Company

The Beaverhead Ltd provided web development services for an events-based social network company. The team produced an MVP, offering expertise from design to hosting. They successfully delivered, meeting the company’s expectations. 

“The Beaverhead took care of the whole process of creating task and project management.” — Product Owner, Placepark

A global media company hired Isotoma to develop a solution for distributing video content to markets with minimal internet connectivity and bandwidth. Isotoma developed front- and backend of a cloud-based video platform. The proof of concept prototype was then tested by potential customers. The client appreciated that Isotoma completed two sprints ahead of schedule.

"Product reception has been very positive so far. Potential customers who’ve seen the platform say it’s exactly what they’re looking for." - Director, Global Media Compnay

TechMagic provided web and mobile application development for an enterprise-level startup in the HR tech domain. TechMagic created various applications using JavaScript and Native Mobile stack. The partnership is ongoing. 

"They’re professional, honest, and trustworthy. They're knowledgeable about the different technologies we've been working on. It's easy to talk to them." – SVP, HR Software Company

Browser London provides ongoing development work and UX design with a creative agency. Their work involves JavaScript coding, UI/UX design, and additional aspects of technical development.

"They’re a knowledgeable team. Using their modern, forward-thinking outlook, they delivered a beautiful product. They’re experienced and dedicated, allowing them to ensure that the project is spot-on." Strategy Director, Creative Agency

Atlas - Clever Software developed an app for a corporate accounting firm. The firm wanted an app that would increase company engagement. Atlas - Clever Software handled everything development-wise. 

"The app was very well received by our team, by the rest of the company, by the board members, and now our customers. It’s a unique offering that none of our competitors are able to contend with." – Head of Internal Delivery, Corporate Accounting Firm

Audacia developed a sophisticated Magento-integrated database for a data center equipment broker. Audacia delivered a high-performing database integrated with both the Magento build and Sage 200 ERP, and the site has had no unplanned downtime since partnering with them.

"They were clear and transparent, which is important for project management. Their updates were good and they were fantastic communicators." — IT Security Manager, Hardware Broker

Lighthouse London helped a lobbying group create a new user interface for its website. They developed a new website with a new structure that included a content wall for non-members. The client was thankful for the hard work and time they invested with their project.

“Their team helped flesh out our ideas into actionable solutions. They also invested themselves in our project and our success, which we appreciated.” – Head of Research, Lobbying Group

A ticketing agency hired 8th Light for app development. The app helped users get tickets to high-demand events easier. While the app hasn't officially launched, there has been successful reports and great feedback from a select few. 

"They [8th Light] were great with collaborating on the right way for the project to be managed. I learned a lot from working with them." – VP Product, Entertainment Company

Blueberry Consultants designed and built a platform to order healthcare items across multiple user and supplier systems for a medicinal product startup. The client was impressed with their expertise.

"Their recommendations proved to be vital for improving the overall development process." –Managing Director, Medical Product Start-Up

A telecommunications wanted to create a mobile app to improve their customer's experience. Future Platforms developed two mobile apps for both iOS and Android that assist customers attending large-scale events. 

"...I can say that from the results we can confidently say that the apps have made our customers experiences better. We also closely monitor app store ratings, which are typically excellent." — Senior Brand Manager, Telecommunications Company

Plug & Play was hired by a digital coaching platform that needed UX/UI assistance for their web app. The goal was to create a more attractive interface for customers to use. After the project, use of the app increased by 25%, which the platform believes is partly due to the improved design.

"We were able to deal directly with Plug & Play’s creative team without account managers stepping in. That’s the way we prefer to work; when a middleman gets involved, things sometimes get lost in translation." - CPO, Digital Coaching Platform

AVAMAE worked with a B2B auction platform by providing a technical solution to physical problem. An app was built as a result, and it featured a multi-level, B2B platform to conduct and participate auctions through. The Microsoft-based app allows for simultaneous listing and bidding at the same time across many devices.

"Because of their work, we were able to launch the product and begin onboarding companies. We already have over 150 businesses signed up, and we’re beginning to see traction as well. At this point, we’re crowdfunding to expand our services. The site looks amazing, and their team continues to work very closely with it to ensure that it keeps improving over time. It’s been a great collaboration." - CEO, B2B Auction Platform

An internet services company partnered with Purr Digital for a technical solution and software platform for their mobile app. They provided the client with design, software development, and backend support for the mobile application. This resulted in a 35% conversion in regions that received 400 transactions the first two weeks.

”Their team has made constructive suggestions for features that we didn’t even think about, which has been quite crucial actually. They did a fantastic job. No one on my team is highly technical and Purr Digital guided us through the whole process.” — Director, Internet Services Company

Silicon Reef provided SharePoint development services for an agricultural nonprofit. They created two SharePoint solutions for the client, who reported an increase in home page hits by over 110% and other successful metrics. 

"There was a 67% increase in the number of files stored on our SharePoint within the first month of implementing the changes. The average active files increased from 50 and 60 to 110 and 140. On top of that, home page hits increased by 113%. This all occurred within the first month of the project launch." - Head of Technical Services, Agricultural Nonprofit

Authentic Studio was approached by a business consultant for assistance in developing a business tool. The tool is designed for complaints of FCA-regulated companies. This complaint management tool needed design ideas, and Authentic Studio brainstormed some for the project. While the final product didn't utilize Authentic Studios' work, it laid the foundation for the entire project moving forward.

"They’re very engaging and possessed the bandwidth to handle our project. They had the resources to easily scale up, even as a smaller company. We knew that they could always accommodate our demands." - Business Architect, Consulting Firm

Goodman Lantern worked on development and marketing for an event-based social media network. They programmed a mobile app in Python that creates a live feed of local events across the globe. They developed presentations for venture captial meetings and strategized business development. The client was impressed with the results of the project.

“The caliber of Goodman Lantern's deliverables impressed potential investors. In particular, the excellent presentations they compiled for venture capital meetings gave me caché with new contacts.” – Owner, Event-Based Social Media Network

Appy Monkey worked with a hospitality company and created a website as well as an app to serve as a resort directory. The app included information such as upcoming events, weather, clubs, restaurants, and more. Overall, the client was pleased with the team's work.

"The workflow was very effective and the team was very easy to contact. They gave us regular feedback and we had weekly update meetings. The project was also on time and within budget." – Owner, Hospitality Company 

SPD Group developed an app for a real estate platform startup. Their team built an entire infrastructure and created versions for iOS and Android. The platform has received positive feedback and exceeds expectations.

“Not only do they do great work, communicate really well, and document incredibly well.” – Founder & CEO, Real Estate App Startup

WebEquator fixed bugs on a mobile app for a freelance developer. The team made changes to the Android platform to improve functionality. 

"The bugs were stopping this project going live and now it’s all good to get released." – Freelancer, Self-Employed

Priocept completed a Sitecore CMS implementation for an insurance trade association. The agency singlehandedly executed on every aspect of development. The client and Priocept have formed a strong, durable working relationship. 

"The new site boasts nearly a 30 percent increase in Web traffic. It’s very much improved now. We’ve got a mass of improvement and in peers. We’ve got generally much higher satisfaction from staff and users alike."–Web Content Manager, Trade Association 

A boutique consulting firm wanted to create a market research platform for a new business opportunity. AppDrawn created a market research portal on the client's website that has created a new revenue stream for the company.

"Tim [owner, AppDrawn] is super responsive, helpful, and proactive. He's a trusted advisor to us when it comes to IT, and isn't afraid to push back when he thinks we should take a different direction." — CEO, Consulting Firm