Top 100 Software Development Companies in Southampton
The Best of December 2025Looking for a top software developer in Southampton?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Southampton. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Southampton Software Developers
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1$25,000+10 - 49 employeesRomsey, EnglandRead More
Steadfast Collective is a custom software development company established in 2014. The small team focuses on custom software development, web development, and e-commerce development. The agency is located in London, United Kingdom.
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National Caravan CouncilIndustries
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2$10,000+10 - 49 employeesSouthampton, EnglandFounded in 2017, JDD Agency is a custom software development company. The agency focuses on Custom Software Development, IT strategy consulting, Application Management & Support, Web Development, and more and has a small team.Read More
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3$10,000+250 - 999 employeesHampshire, EnglandCommunication Crafts is a website development firm. They are located in Lewes, Delaware; Hampshire, England and Ahmedabad, India and have a midsize team. The firm offers Web Development, Mobile App Development, Video Production, IT managed services, and more.Read More
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NutriMixologyIndustries
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4$10,000+10 - 49 employeesSouthampton, EnglandRead More
Rareloop, a custom software development firm, was launched in 2011. The agency specializes in custom software development, ux/ui design, mobile app development, web design, and more and has a small team. The agency is located in Southampton, United Kingdom.
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5$5,000+50 - 249 employeesSouthampton, EnglandClearvision is a Southampton, England-based custom software development company. They focus on Custom Software Development and DevOps Managed Services and were founded in 1997.Read More
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6$25,000+10 - 49 employeesFareham, EnglandLumico Digital, a custom software development firm, focuses on Custom Software Development and Mobile App Development. The company is headquartered in Fareham, England.Read More
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7$10,000+10 - 49 employeesSouthampton, EnglandDatamango is a custom software development firm. The firm is located in Southampton, England. Their services include Custom Software Development and Mobile App Development.Read More
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8$10,000+2 - 9 employeesSouthampton, EnglandFounded in 2014, hinge. Is a custom software development firm. The agency provides Custom Software Development and Mobile App Development.Read More
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9$5,000+2 - 9 employeesEastleigh, EnglandLewis Digital is a custom software development firm. In Eastleigh, England, their team provides Custom Software Development and Web Development.Read More
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10$1,000+2 - 9 employeesWinchester, EnglandRubber Duckers Ltd is a web design agency established in 2016. The team specializes in Web Design and Video Production and is in Winchester, England.Read More
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11$10,000+2 - 9 employeesPortsmouth, EnglandAI firm Gradient Insight Ltd was established in 2021. They are based in Portsmouth, England and have a small team. Gradient Insight Ltd specializes in Artificial Intelligence, AI Consulting, and Custom Software Development.Read More
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12$1,000+50 - 249 employeesHants, EnglandProcessFlows, a Back Office Outsourcing company, focus on Back Office Outsourcing and Custom Software Development. They were launched in 1987.Read More
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13$50,000+50 - 249 employeesSouthampton, EnglandThe Tork Inc is a mobile application development firm established in 2013. In Southampton, England and Dhaka, Bangladesh, the team focuses on Mobile App Development and Custom Software Development.Read More
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14Undisclosed10 - 49 employeesGosport, EnglandAlver Services is a custom software development firm founded in 2014. Located in Gosport, England, the team provides Custom Software Development and Web Development.Read More
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15$25,000+2 - 9 employeesSalisbury, EnglandHeadquartered in Salisbury, England, Headscape is a small web design company. They specialize in Web Design, Web Development, UX/UI Design, Business Consulting, and more and were founded in 2002.Read More
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16$10,000+10 - 49 employeesBournemouth, EnglandCold Banana Limited is a Bournemouth, England-based web development company. The small company was launched in 2015. Their services include Web Development, Mobile App Development, E-Commerce Development, Custom Software Development, and more.Read More
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17$25,000+250 - 999 employeesYerevan, ArmeniaRead More
SADA Systems, with a team of 350+ employees, is a software consulting agency that was founded in 2000. SADA Systems is headquartered in Los Angeles, with an office in Washington. The agency helps a variety of clients with their cloud consulting and system integration, IT strategy consulting, and software development needs.
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Colgate-PalmoliveIndustries
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18$50,000+50 - 249 employeesBournemouth, EnglandRead More
3 SIDED CUBE is a midsize AI Consulting company. They focus on AI Consulting, Generative AI, Web Development, Mobile App Development, and more and were launched in 2009.
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American Red Cross British Red Cross Vodafone GlastonburyIndustries
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19$1,000+10 - 49 employeesPoole, EnglandB4b marketing, a SEO company, is headquartered in Poole, England. The small team provides Search Engine Optimization, Web Design, Custom Software Development, Social Media Marketing, and more. The company was launched in 2008.Read More
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20$75,000+10 - 49 employeesPortsmouth, EnglandRead More
Craftable software, a custom software development firm, is in Porto, Portugal; Aveiro, Portugal and Portsmouth, United Kingdom. The firm specializes in custom software development and has a small team.The firm was founded in 2020.
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21$10,000+10 - 49 employeesWimborne, EnglandInStandart, an IT staff augmentation company, was founded in 2014. Their small team is located in Wimborne, England. Their services include IT staff augmentation, Custom Software Development, Web Design, UX/UI Design, and more.Read More
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22$50,000+50 - 249 employeesPoole, EnglandRead More
Ready4S is a full-service web and mobile app development company based in Cracow, Poland, with offices in the UK and Ukraine. Started in 2011, this team of 25+ creates digital solutions for organizations both large and small.
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UberIndustries
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23$25,000+10 - 49 employeesFleet, EnglandEvangelist Apps is an app development company. Their small team is located in Fleet, England and High Wycombe, England. The agency specializes in Mobile App Development, Custom Software Development, Artificial Intelligence, IT staff augmentation, and more. The agency was founded in 2008.Read More
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Hastens Ltd.Industries
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24$50,000+250 - 999 employeesFarnborough, EnglandOne Beyond is an UX design company. Their midsize team is headquartered in Farnborough, England; Madrid, Spain; Budapest, Hungary and Szeged, Hungary. The firm focuses on UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more.Read More
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Smith & NephewIndustries
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25$10,000+10 - 49 employeesAlresford, EnglandFirst Option Software Ltd is a software development company. Their team is based in Alresford, England and provides Custom Software Development and Mobile App Development.Read More
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26$10,000+10 - 49 employeesSalisbury, EnglandFounded in 2016, A2Z Cloud is a custom software development company. Based in Salisbury, England, the team specializes in Custom Software Development and Business Consulting.Read More
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27$25,000+10 - 49 employeesPortsmouth, EnglandEstablished in 2001, Si digital is a small software development firm located in Portsmouth, England. Their team specializes in Custom Software Development and Mobile App Development.Read More
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28$5,000+10 - 49 employeesFarnham, EnglandRead More
Small mobile application development company Appy Ventures, is located in Farnham, United Kingdom and Exeter, United Kingdom. Established in 2012, the team provides mobile app development, ux/ui design, custom software development, application testing, and more.
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Ownminder -
29Undisclosed2 - 9 employeesBournemouth, EnglandRead More
Established in 2008, Dorset Creative is a custom software development company. They are based in , and Bournemouth, United Kingdom and have a small team. Their services include custom software development, AR/VR development, mobile app development, ux/ui design, and more.
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30$10,000+2 - 9 employeesFarnham, EnglandFull Clarity is a Farnham, England-based UX design company. The small team provides UX/UI Design, Advertising, Custom Software Development, Web Development, and more. The company was founded in 2018.Read More
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ITVIndustries
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