Top Software Development Companies in London

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.  

Website development company Devico was established in 2011. The company specializes in web development, custom software development, and mobile app development and has a midsize team. The company is headquartered in Kharkiv, Ukraine; L'viv, Ukraine; London, United Kingdom and New York, New York.

Their clients include major enterprise clients like Nightset, but Angry Nerds is a mobile and web development agency that hasn’t lost its focus on innovation or creativity. This Poland-based firm helps organizations around the world focus their strategy for greater success.

If you want to see how Angry Nerds helps brands communicate with their audiences in a unique and crowded space, look no further than their work for Marketer. Angry Nerds helped them define a strategy for their audience to improve their reach.

The agile and flexible team at Systango Technologies tackles projects with a scrappy startup mentality for global brands like MGM and Target. Their service offerings are mobile app and web development.

One of Systango Technolgies’ standout portfolio pieces is the work they did with geosocial networking app Grindr to create the world’s largest LGBTQ online community. Users create profiles and connect with other members by messaging, sending photos, and sharing their location. 

Software development firm IceFyre Solutions was founded in 2017. They are headquartered in London, United Kingdom and Pančevo, Serbia and have a small team. IceFyre Solutions provides custom software development, web development, and mobile app development.

SENLA, Software Engineering Laboratory is a software development powerhouse specializing in programming and maintaining tools to aid in business process automation. Their client portfolio is made up mostly of enterprise and mid-sized businesses in the healthcare and financial industries. 

One of their recent projects was developing a human resources management tool for enterprise companies. They integrated their platform with accounting systems and other management tools to make keeping track of employees easier and give their product a leg up on other competitors. 

Influential Software is a company that promises digital services that are tailored, delivered, and achieved at the highest level. With more than 250 active clients, they deliver software development, integration, testing, support, and training across multiple technologies, primarily in the Microsoft tech stack, and are validated by being a top 1% Microsoft Gold Partner.

They developed a SWIMS software that tells the Kent County council exactly how much climate change has cost in Kent over any given period.
 

PioGroup Software, a custom software development firm, is in Wien, Austria. The team provides custom software development, mobile app development, and web development.

Hatch, a small software development firm, is based in Berlin, Germany; Seefeld, Germany; Zürich, Switzerland and Triesen, Liechtenstein. They focus on custom software development, mobile app development, ux/ui design, IT strategy consulting, and more and were launched in 2020.

Metasite is a software development company. The company is located in Vilnius, Lithuania and London, United Kingdom. Their team offers custom software development, application management & support, IT managed services, and IT strategy consulting.

Yojji is a Austin, Texas-based web development firm. The midsize firm was launched in 2017. Their services include web development, custom software development, mobile app development, web design, and more.

Old.St Labs is a consultancy and development business that provides innovative design and product development for startups and enterprises. The team is driven by a mission to empower innovators through technology.

Allegr is a community building application, which Old.St Labs worked on. The team was responsible for designing and developing the mobile app tailored to the client’s value proposition.
 

With a passion for both strategy and design, Vega IT Sourcing has provided custom software work for clients like Bank of Cyprus. Based in Serbia, Vega IT Sourcing brings a long history of success to each project they complete.

When Companion was just a new brand looking to make an impact, Vega IT Sourcing crafted the entirety of their experience in this distinct area. The result was a splashy entrance into the market orchestrated by Vega IT Sourcing designers and strategists.

Founded in 2002, Dotsquares has since launched over 11,000+ web projects across all industries. In their 17 years in business, the agency has created a wide range of websites and applications for clients like Bose and Dunkin Donuts.

When Hungry Time needed a development team to deliver their online food ordering application, Dotsquares created an integrated design that features everything foodies need. The app is robust and informative as well as simple and pleasing to use.

AppDrawn Software is a London based production company specializing in creating bespoke software for small businesses. They work mainly in a wide variety of agencies ranging from business and financial services to education and government.

A recent example of their work was creating a system to allow schools to store the information of students for easy recall. The user-friendly system has increased their ability to bill clients in an efficient and consistent format.

Idea Link, a software development firm, was established in 2019. In Kaunas, Lithuania, their small team provides custom software development, web development, mobile app development, enterprise app modernization, and more.

The professionals at Innovify help promising businesses get ideas off the ground and convert them into scalable software. Their client portfolio is made up mostly of small to mid-sized businesses in industries like financial services, information technology, and retail.

One of their recent projects was developing the mobile platform for e-ordering service Instantt. The team at Innovify created an app the brings ordering, payment, and rewards programs to one place helping users skip lines and waits at their favorite restaurants while earning perks for their continued loyalty.

Launched in 2012, SovTech is a web development company. The firm focuses on web development, mobile app development, custom software development, cloud consulting & SI, and more and has a midsize team. The firm is based in London, United Kingdom; Randburg, South Africa; Cape Town, South Africa and Nairobi, Kenya.

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.

With notable clients such as Google and The Wave, Hiyield is a digital product studio headquartered in London, United Kingdom. The team is focused on providing website applications, custom web portals, and CMS implementation services to SMBs from around the globe.

One of Hiyield’s notable projects was its web development, design, and SEO services partnership with Xigxag, an audiobook startup from London. The team delivered a catalog site and provided page mock-ups for the client. They also added key features such as APIs and site maps.

300Brains, a midsize custom software development firm, is in Warszawa, Poland; San Francisco, California; Kópavogur, Iceland and London, United Kingdom. The team specializes in custom software development, IT strategy consulting, IT staff augmentation, and BI & big data consulting & SI.

What do SXT and The Trussell Trust have in common? They’ve both turned to Bit Zesty for custom software development expertise. This UK-based agency has already made major waves with work for enterprise clients and startups alike.

When SwiftKey launched a platform targeting their unique users, Bit Zesty analyzed the entirety of their approach to refine their custom software strategy, create key features and design a strategy that would bring together all elements of the client’s brand. The result was a huge success, and continues to drive progress for the brand today.