Top IT Consulting Firms in London

Many startups consider TH-EY as their trusted software development partner specializing in ReactJS, Spring MVC, and other key technologies. The London-based team has years of experience working with SMBs from the consumer products, real estate, and business services industries. 

Among TH-EY’s biggest projects was its long-term partnership with Hatchpad, a rental community platform from London. The team initially developed the client’s website and is currently entrusted with support and maintenance. 

Big data analytics company High Digital Limited was launched in 2017. The small London, United Kingdom-based team specializes in BI & big data consulting & SI, custom software development, ux/ui design, web development, and more.

Softwire is a software development firm. They offer custom software development, IT strategy consulting, IT staff augmentation, mobile app development, and more and were founded in 2000. Their midsize team is London, United Kingdom-based.

Thoughtbot design and develop solutions to solve problems for clients like Postmates, Yammer, and Iora Health. Their service line includes mobile app development, web development, and interface design for mid and small-sized clients across industries. 

Bark, a startup that delivers toys and treats to pet owners, hired thoughtbot to launch a business-critical subscription product in time for the holiday season. The thoughtbot team worked quickly to rewrite the checkout flow to accommodate the new subscription option.  

Zensar Technologies is a large ERP consulting and SI company founded in 1991. Their team specializes in ERP consulting and SI, custom software development, application management & support, ECM consulting and SI, and more. The agency is in पुणे, India; Hyderabad, India; Bengaluru, India and Mumbai, India.

BVBLogic clients include Netpeak, and they specialize in providing a design-centric approach to custom software development for their clients. With a focus on emphasizing the most vital elements of brand messaging, BVBLogic was founded on forward-thinking principles in the Ukraine.

When Slando needed a complete overhaul of their brand approach, they turned to BVBLogic. The agency provided them with an end-to-end analysis of how they could make their software design strategy more targeted, impactful and successful.

Index.dev is an IT staff augmentation company founded in 2019. Based in LONDON, United Kingdom, the team offers IT staff augmentation, custom software development, and other IT consulting and SI.

Kalinax is a digital strategy company. They are headquartered in Lisboa, Portugal; London, United Kingdom; Tallinn, Estonia and Madrid, Spain and have a small team. Their services include digital strategy, BI & big data consulting & SI, market research, IT staff augmentation, and more. The agency was founded in 2016.

CI&T is a enterprise app modernization company. They were founded in 1995 and offer enterprise app modernization, BI & big data consulting & SI, ux/ui design, and custom software development.

Childish is built upon the good traits common to all children—honesty and creativity—and has offered their services for 10 years. They specialize in custom software development, enterprise app modernization, and web development for small and medium-sized businesses.

One of Childish’s projects involved working with Sportalaxy, a betting site for football games. Childish built a website for the platform that made use of multiple APIs and a vast database.

Launched in 2019, MagicFuse is a CRM consulting and SI company. Located in London, United Kingdom and L'viv, Ukraine, the team focuses on CRM consulting and SI and custom software development.

Established in 1999, Fulcrum Digital, a large custom software development company, is in Jersey City, New Jersey; London, United Kingdom; Pune, India and Chicago, Illinois. Their team focuses on custom software development, application management & support, ERP consulting and SI, IT managed services, and more.

Recognizable brands worldwide have employed We Are Telescopic to bring their custom software development needs to the next level. Based in London, We Are Telescopic was founded with a focus on helping brands evolve into their best, most user-friendly selves.

When their client needed a more impactful and effective strategy for reaching goals nationwide, We Are Telescopic provided them with focused service that continues to this day. Their strategy involved refining their client’s distinct voice as well as their visual profile to become more effective in a crowded digital space.

When companies like Jaguar need an effective path to better mobile applications, they enlist the services of Intellectsoft. This Palo Alto-based software design agency has provided custom software design for brands throughout the world and has established itself as an agency that delivers consistent results.

E&Y is a company that’s tapped into a large audience already but was looking to expand their reach. They turned to Intellectsoft for the opportunity to design an effective mobile app, and Intellectsoft delivered a robust custom software design strategy that led to increased business and brand awareness.

With an impressive list of clients and feedback that speaks to their consistent quality, Oleg Chulakov Studio brings brands to the next level with web development. Focused on developing high-end SEO that meets key marketing goals, this firm offers an emphasis on helping brands drive change through world-class work.

One example of Oleg Chulakov Studio’s experience is their work for ecommerce companies looking to expand their brand through web development. Oleg Chulakov Studio helps them target their audience of customers with capabilities that rival many much larger enterprises. This results in web development that sets them apart from the competition. 

Established in 2002, a1qa is a midsize application testing company located in Denver, Colorado; London, United Kingdom; Warszawa, Poland and T'bilisi, Georgia. Their team focuses on application testing and cybersecurity.

ClerksWell is a website development firm. The midsize London, United Kingdom-based firm was established in 1996. Their services include web development, ux/ui design, IT strategy consulting, web design, and more.

Mifort is a website development firm. The team specializes in web development and mobile app development and is based in Tallinn, Estonia and Amsterdam, Netherlands.

Compete366, a cloud consulting & SI company, was launched in 1998. The agency specializes in cloud consulting & SI, IT strategy consulting, and cybersecurity and has a small team.

The Virtual Forge is a midsize big data analytics company. They offer BI & big data consulting & SI, custom software development, cloud consulting & SI, devops managed services, and more and were founded in 2010.

Analytics8 is a data analytics company located in Chicago, Illinois; Raleigh, North Carolina; Plano, Texas and City of London, United Kingdom. The midsize company was launched in 2002. Their services include BI & big data consulting & SI, IT strategy consulting, cloud consulting & SI, and business consulting.

IT Path Solutions clients include Digital Civic E-Citizen, and they specialize in providing a design-centric approach to mobile app development for their clients. With a focus on emphasizing the most vital elements of brand messaging, IT Path Solutions was founded on forward-thinking principles in North Carolina.

When Minds & Body needed a complete overhaul of their brand approach, they turned to IT Path Solutions. The agency provided them with an end-to-end analysis of how they could make their approach more targeted, impactful and successful.

ConsultMyApp (CMA) is a mobile & app marketing company. Based in London, United Kingdom and Altshausen, Germany, the agency was founded in 2016. Their services include mobile & app marketing, conversion optimization, and CRM consulting and SI.