Top London Custom Software Development Firms
London’s position as Europe’s fintech capital and home to global giants like Google, Meta, and Revolut makes it a hotbed for cutting-edge software talent. Whether you’re a Canary Wharf enterprise or a Shoreditch startup, the right development partner can turn your concept into a secure, scalable application.
Clutch connects you with verified London software development agencies through in-depth client reviews, detailed service profiles, and transparent ratings. Use the filters on this page to narrow firms by budget, tech stack, industry focus, and team size—then compare side-by-side to find the best match for your project. Every provider listed here has passed Clutch’s rigorous verification process, so you can hire with confidence.
Looking to compare a broader pool of experts? Explore the global list of Top Software Development Companies
Considering nearby talent hubs? Check out Software Development Firms in Manchester and Software Development Agencies in Bristol
Need industry-specific partners? View our filter for London Healthcare Software Developers
1,053 Companies
List of London's Top Software Companies | Top London Software Developers
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Featured
What are Featured Providers?
$25,000+$25 - $49 / hr50 - 249London, EnglandServices provided
10% Custom Software Development40% Blockchain20% Mobile App Development +2 services20% Web Development10% IT Strategy ConsultingSee all 33 projectsTech Alchemy is a bespoke software development company specializing in full-stack and custom software creation, often integrating advanced technologies like AI and blockchain. Across their reviews, 100% of clients praised their project management, innovation, and commitment to understanding and realizing client visions. Notably, 85% of reviewers highlighted their strategic and technical expertise as key strengths.
1 of 1 reviews is 5 stars1 new review for Custom Software Development servicesUnknown avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews for Tech Alchemy highlight their exceptional ability to understand product vision and deliver innovative solutions, particularly in AI-driven projects. Clients commend their commitment to meeting deadlines, navigating complexities, and fostering strong relationships. One client noted their 'best in class' approach and the seamless integration of strategic, technical, and design skills. Overall, the sentiment is highly positive, with clients expressing satisfaction and admiration for the team's dedication and effectiveness.Was this helpful?
Industry Experience
Tech Alchemy has received positive feedback across various industries, showcasing their expertise in Financial Services, Arts, Gaming, Software, and Healthcare. Clients commend their innovative approach, timely delivery, and strong communication. In Financial Services, they excelled in app development for fintech solutions. In Arts and Gaming, their blockchain capabilities were highlighted, enhancing user engagement. Notably, their work in Healthcare and IT Services revealed their adaptability and commitment to client success. Overall, their strengths in technical knowledge and project management make them a suitable partner across diverse sectors.
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Non-profit Financial services Gaming Software Sports Media Other Industry Government IT Services Healthcare Hospitality & leisure Advertising & marketing Business services Consumer Products Arts, entertainment & musicWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Tech Alchemy is widely regarded for delivering strong value for money, with many clients praising their competitive pricing. A CEO noted that Tech Alchemy's pricing fit their budget while maintaining high quality, and a COO highlighted the company's ability to provide exceptional service without exceeding initial budgets. Overall, clients expressed satisfaction with the cost-effectiveness of their projects, often remarking on the impressive outcomes relative to their investment.Was this helpful?
Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
4.8
Willing to Refer
5.0
Reviewers in London commend Tech Alchemy for their proficiency in full-stack development, AI integration, and UX design across diverse projects such as fintech apps, property data platforms, and rental management systems. They emphasize their collaborative approach, responsiveness, and ability to handle high-complexity solutions efficiently.Read Local ReviewsWas this helpful?
$25,000+$25 - $49 / hr1,000 - 9,999Serves London, EnglandServices provided
10% Custom Software Development20% AI Development20% Cloud Consulting & SI +5 services10% CRM Consulting and SI10% E-Commerce Development10% ERP Consulting and SI10% Enterprise App Modernization10% Mobile App DevelopmentSee all 83 projectsSimform is a custom software development company specializing in end-to-end software development solutions, including both front-end and back-end services. The firm is praised for its high-level expertise, responsiveness, and seamless integration with clients' teams, with approximately 90% of reviews highlighting their effective project management and timely delivery. While most clients express satisfaction, 10% of reviews suggest room for improvement in transparency and accountability.
Reviews mention Easy to reach
Clients consistently highlight Simform's accessibility and responsiveness as a key strength. One client noted the effective communication through daily Skype interactions and team calls, emphasizing that Simform is always available and proactive in addressing issues. Despite occasional challenges, such as missed deadlines due to external factors, the team demonstrates a commitment to client satisfaction and transparency. Overall, the sentiment reflects a strong appreciation for Simform's dedication to maintaining open lines of communication throughout the project lifecycle.-
Mobile App Development for Application Company
5.0 Sep 23, 2020Our level of communication depends on the project. For some, we talk daily over Skype and send messages back and forth on a daily basis as well. For each, though, we have team Skype calls where we can hash through different issues and make sure the project is on track. Simform is always available and on top of things — the time zone has been no issue whatsoever.
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2 of 3 reviews are 5 stars2 new reviews for Custom Software Development services$50,000 – $199,999 avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Recent reviews of Simform highlight a strong overall sentiment, with clients praising their expertise, responsiveness, and structured communication. A CTO from Estima Scientific noted their impressive skill set in Python and JavaScript, emphasizing their proactive approach. Additionally, the department manager at Eye Recommend commended Simform's ability to navigate complex challenges and deliver on time, reinforcing their reliability. Clients consistently express satisfaction with Simform's collaboration and the quality of deliverables, with no significant areas for improvement identified.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients generally perceive Simform as offering good value for money, with many highlighting the company's competitive pricing and high-quality deliverables. For instance, one client noted that their costs were significantly lower than alternatives while receiving exceptional service. However, there were some mixed sentiments, with a few reviews indicating issues with project management and communication that impacted perceived value. Overall, the majority expressed satisfaction with the cost-effectiveness and quality of Simform's work, making them a reliable choice for various development needs.Was this helpful?
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$25,000+$25 - $49 / hr50 - 249Serves London, EnglandServices provided
35% Custom Software Development30% AI Development15% Web Development +2 services10% Cloud Consulting & SI10% Mobile App DevelopmentSee all 53 projectsLeobit is a Custom Software Development company known for its strong expertise in modern architecture and end-to-end software development. Their reviews highlight an impressive 100% satisfaction rate with clients frequently praising their technical proficiency, project management, and communication skills. Many clients specifically commend their ability to deliver projects on time and within budget while maintaining high-quality standards.
Reviews mention High-quality work
Clients consistently commend Leobit for delivering high-quality work and demonstrating exceptional technical skills. For instance, one client noted the team’s ability to produce 'high-quality output' and praised their problem-solving capabilities. Another client highlighted Leobit's 'outstanding quality of work' and 'speed of implementation.' Overall, the sentiment reflects strong satisfaction with Leobit's performance, with multiple reviews emphasizing their commitment to excellence and effective communication throughout the project lifecycle.-
App Development & Testing for Financial Services Co
5.0 Nov 28, 2023Leobit has delivered an outstanding quality of work, speed of implementation, and an unmatched dedication to and ownership of projects they are involved in. Our Leobit team continually exceeds expectations for on-time delivery and quality of work product.
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Dev Staff Augmentation for Digital Insurance Platform
4.5 Nov 7, 2022The code is generally high quality, and we work through any questions or issues that arise during development or testing. Their willingness to work through issues with us has helped us become a better team.
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Dev Staff Augmentation for SaaS Company
5.0 Jun 11, 2020They were able to start contributing on day one with high-quality work. We can tell that they’re bright developers through their code and communication. We’re happy and view this as a long-term partnership.
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Dev Staff Augmentation for Mobile Application
5.0 Oct 23, 2019The overall quality of deliverables has been very good. They’re driven and consistently ask the right questions. I didn’t need to be worried about the extra time and effort spent on working with an offshore team because they were very efficient.
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Dev Team Augmentation for Real Estate CRM
5.0 Sep 27, 2019The quality of code is very high, even considering the ad hoc fashion in which we’ve worked. We’ve received positive feedback from the user testing we’ve conducted.
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2 of 2 reviews are 5 stars1 new review for Custom Software Development services$50,000 – $199,999 avg. project costRead 2 Recent ReviewsReviewed 2 times in the past 6 months
In the last six months, clients have praised Leobit's exceptional project management and technical expertise. One CEO highlighted their ability to deliver projects ahead of schedule and bring innovative ideas to enhance concepts. A Development Director commended their flexibility in adapting to changing requirements and maintaining clear communication. Overall, sentiment is overwhelmingly positive, with no significant areas for improvement identified, reinforcing Leobit's reputation for quality and reliability in software development.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently highlight Leobit's competitive pricing and exceptional value for money. Feedback indicates that their pricing fits various budgets while delivering high-quality results. One client noted, 'Good value for cost' and another emphasized their flexibility in optimizing project costs for a non-profit organization. Overall, the sentiment reflects satisfaction with the balance between cost and the quality of service provided, affirming Leobit as a reliable partner for software development.Was this helpful?
1 of 1 London-based review is 5 stars$200,000 – $999,999 avg. project cost for Custom Software Development services in LondonRead Similar ReviewsCustom Software Development project highlight
App Development & Testing for Financial Services Co
5.0 — A financial services company has hired Leobit for app development and testing. The team has provided on-site web app development of a client-facing app and a legacy loan system. Read moreWas this helpful?
$10,000+$25 - $49 / hr50 - 249Serves London, EnglandServices provided
15% Custom Software Development15% IT Staff Augmentation10% AI Consulting +6 services10% AI Development10% Digital Strategy10% IT Strategy Consulting10% Mobile App Development10% UX/UI Design10% Web DevelopmentSee all 4 projectsAttrecto Next Tech Digital Solutions is a custom software development company known for its expertise in bespoke software creation and end-to-end software development services. The firm has received overwhelmingly positive feedback, with clients highlighting their adaptability and effective communication. Approximately 100% of reviewers commend their ability to listen and adjust to client needs.
Reviews mention Accommodating
Clients have expressed high satisfaction with Attrecto Next Tech Digital Solutions' accommodating nature, particularly highlighting their responsiveness to client needs and adaptability in communication. One client noted, 'Their willingness to listen to us and adjust to our style and needs is impressive.' Overall, the sentiment reflects a strong appreciation for the company's flexibility and commitment to meeting client expectations.-
B2B Software Product Design & Dev for FinTech Company
5.0 Dec 30, 2025Their willingness to listen to us and adjust to our style and needs is impressive.
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1 of 1 Custom Software Development reviews are 5 stars1 new review for Custom Software Development in past 6 monthsUnknown avg. project costRead 1 ReviewCustom Software Development PROJECT HIGHLIGHT
B2B Software Product Design & Dev for FinTech Company
5.0 — Attrecto Next Tech Digital Solutions designed and developed a new B2B software product for a fintech platform. Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have consistently praised Attrecto Next Tech Digital Solutions for their competitive pricing and exceptional value for money. One client noted that they chose Attrecto for their affordable European rates compared to American firms. Another client highlighted that their projects, ranging from $50,000 to $2,000,000, delivered satisfactory results, leading to ongoing partnerships. Overall, the sentiment reflects strong satisfaction with the cost-effectiveness and quality of services provided.Was this helpful?
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$1,000+$25 - $49 / hr10 - 49London, England
Services provided
20% Custom Software Development20% Application Management & Support20% E-Commerce Development +2 services20% Mobile App Development20% Web DevelopmentLaunched in 2010, Vimapps, a small software development company, is located in London, England. Their services include Custom Software Development and Web Development.
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Undisclosed$50 - $99 / hr10 - 49London, England
Services provided
20% Custom Software Development20% AI Development20% Branding +2 services20% Mobile App Development20% Web DevelopmentSee all 1 projectsOntenet Digital Ltd. is not just a marketing agency-it's a movement born in the era of limitless digital possibility. While we are the new kid on the block, we carry the boldness of pioneers and the
Read moreSee All Locations (2)London, England
27 Old Gloucester Street
London, England WC1N 3AX2 - 5
+447490326065
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Featured
What are Featured Providers?
$25,000+< $25 / hr250 - 999Serves London, EnglandServices provided
25% Custom Software Development25% AI Development10% AI Agents +6 services10% Generative AI10% Web Development5% AI Consulting5% Enterprise App Modernization5% IT Strategy Consulting5% Mobile App DevelopmentSee all 51 projectsDreamzTech Solutions is a Custom Software Creation company that specializes in tailored software development, offering full stack and bespoke solutions. Based on their reviews, 90% of feedback is positive, highlighting their commitment to delivering customized solutions on time and their impressive project management skills. Their deep understanding of client needs and ability to adapt are mentioned in 80% of reviews, showcasing their dedication to client satisfaction and quality.
8 of 8 reviews are 5 stars4 new reviews for Custom Software Development services$10,000 – $49,000 avg. project costRead 8 Recent ReviewsReviewed 8 times in the past 6 months
Recent reviews for DreamzTech Solutions reflect a strong overall sentiment, highlighting their effective project management and tailored solutions. Clients praised their ability to meet specific needs, such as developing platforms that enhanced operational efficiency and decision-making. Notably, one client reported a 40% reduction in title commitment preparation time, while another noted improved fraud detection accuracy. Communication and responsiveness were consistently commended, with suggestions for earlier documentation being the only area for potential improvement.Was this helpful?
Industry Experience
DreamzTech Solutions has demonstrated expertise across various industries, including Real Estate, Automotive, Manufacturing, Hospitality, Healthcare, Financial Services, and Education. Clients consistently praise their ability to deliver customized solutions that improve operational efficiency and user engagement. In Real Estate, they modernized title management systems, while in Automotive, they optimized fleet management platforms. Overall, feedback highlights their structured project management, flexibility in addressing client needs, and a strong understanding of industry-specific challenges, making them a suitable partner for diverse sectors.
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Logistics & Supply Chain Education Advertising & marketing Software Consulting Consumer Products Beauty & Cosmetics Hospitality & leisure IT Services Sports Information technology Arts, entertainment & music Healthcare Manufacturing Automotive Real estate Gambling Financial servicesWas this helpful?
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$9,000 Early startups and teams exploring AI products $15,000 Startups, saas agencies replacing costly dev teams $26,000 Enterprise teams needing complete dev squadsView PackagesDreamzTech AI Squad
Hire a dedicated team of 2–5 AI engineers with US-based project management, daily standups, and full transparency — starting at $25/hr. We cover LLM integration, intelligent automation, computer vision, and AI-powered app development. Get your AI Squad running in days, not months.Was this helpful?
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$5,000+$100 - $149 / hr10 - 49London, England
Services provided
20% Custom Software Development20% E-Commerce Development20% Mobile App Development +5 services20% Web Development5% Application Management & Support5% Application Testing5% CRM Consulting and SI5% Digital StrategyOverthrow Digital is a software development company. Established in 2004, the team focuses on Custom Software Development and Web Development. The firm is in London, England.
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$5,000+$25 - $49 / hr10 - 49Stanwell, England
Services provided
20% Custom Software Development20% Application Testing20% E-Commerce Development +2 services20% Mobile App Development20% Web DevelopmentQuirinus Solutions Ltd is a software development company. Located in Stanwell, England, the firm was launched in 2017. Their team provides Custom Software Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Enfield, England
Services provided
20% Custom Software Development20% Business Consulting20% Email Marketing +2 services20% Pay Per Click20% Web DevelopmentEmail Marketing company Digital OORT specializes in Email Marketing and Pay Per Click. They were launched in 2021.
Read moreSee All Locations (2)Enfield, England
174 Lincoln Road
Enfield, England EN1 1LN6 - 9
+44 7519 362843
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$25,000+$25 - $49 / hr10 - 49London, England
Services provided
10% Custom Software Development10% AI Development10% E-Commerce Development +7 services10% ERP Consulting and SI10% IT Staff Augmentation10% Mobile App Development10% Other IT Consulting and SI10% UX/UI Design10% Web Design10% Web DevelopmentSmall web design agency Lunar Web Solution Technologies Private Limited, is in Noida, India. Their services include Web Design and UX/UI Design.
Read moreSee All Locations (3)London, England
275 New North Road, Islington, London, N1 7AA, United Kingdom
London, England N1 7AA2 - 5
+14085209127
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$1,000+< $25 / hr50 - 249Churchill Pl, England
Services provided
20% Custom Software Development20% E-Commerce Development20% Mobile App Development +2 services20% UX/UI Design20% Web DevelopmentLocated in Karachi, Pakistan and Churchill Pl, England, TechAdwiser is an UX design agency. Their services include UX/UI Design and Custom Software Development.
Read moreSee All Locations (2)Churchill Pl, England
30 Churchill Pl, London E14, 5EU UK
Churchill Pl, England E14 5RE31 - 40
00447778635914
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$250,000+$50 - $99 / hr50 - 249London, England
Services provided
20% Custom Software Development20% BI & Big Data Consulting & SI20% Business Consulting +2 services20% Cloud Consulting & SI20% IT Strategy ConsultingSCSK Digital is a midsize London, England-based IT strategy consulting company. Their services include IT strategy consulting and BI & big data consulting & SI.
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$5,000+$25 - $49 / hr50 - 249Harrow, England
Services provided
20% Custom Software Development25% Web Development15% IT Staff Augmentation +5 services15% Mobile App Development10% API Development5% AI Development5% Application Testing5% Cloud Consulting & SIBuildnetic is a web development company. The agency is based in Singapore, Singapore and Harrow, England. Their team offers Web Development and Custom Software Development.
Read moreSee All Locations (4)Harrow, England
409 Pinner Road
Harrow, England HA1 4HN21 - 30
+65 87993124
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$5,000+$25 - $49 / hr2 - 9London, England
Services provided
25% Custom Software Development25% Application Testing25% Business Consulting +1 service25% Enterprise App ModernizationCode Development Ltd. Is a custom software development firm. The London, England-based company provides Custom Software Development and Application Testing.
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$10,000+$50 - $99 / hr2 - 9Hooley, England
Services provided
25% Custom Software Development25% Mobile App Development25% Web Development +4 services10% Web Design5% AR/VR Development5% Product Design5% UX/UI DesignLaunched in 2018, Loopspeed is a small custom software development firm in Hooley, England. Their team provides Custom Software Development and Mobile App Development.
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$5,000+< $25 / hr10 - 49London, England
Services provided
15% Custom Software Development15% IT Staff Augmentation10% Mobile App Development +11 services10% Web Development5% AI Development5% Application Management & Support5% Back Office Outsourcing5% Digital Strategy5% Enterprise App Modernization5% Graphic Design5% Search Engine Optimization5% Social Media Marketing5% UX/UI Design5% Web DesignIT staff augmentation company BerryBoost was founded in 2023. Headquartered in Staten Island, New York and Toronto, Canada, the team offers IT staff augmentation and Custom Software Development.
Read moreSee All Locations (4)London, England
Warlies Park House, Upshire, Waltham Abbey
London, England EN9 3SL2 - 5
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Undisclosed$25 - $49 / hr2 - 9London, England
Services provided
15% Custom Software Development20% IT Staff Augmentation20% Search Engine Optimization +3 services20% Web Development15% Social Media Marketing10% E-Commerce DevelopmentHollowCore is a SEO company. Located in London, England, their team provides Search Engine Optimization and IT staff augmentation.
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$1,000+< $25 / hr2 - 9London, England
Services provided
20% Custom Software Development50% Mobile App Development30% Web DevelopmentApplication development company StressFree Sites is headquartered in London, England. Founded in 2011, the team provides Mobile App Development and Web Development.
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$1,000+< $25 / hr2 - 9London, England
Services provided
25% Custom Software Development25% IT Strategy Consulting25% Low/No Code Development +1 service25% Mobile App DevelopmentIATX Limited is an IT strategy consulting company. The London, England-based firm was established in 2023. Their team specializes in IT strategy consulting and Custom Software Development.
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UndisclosedUndisclosed2 - 9South Croydon, England
Services provided
30% Custom Software Development10% AI Development10% BI & Big Data Consulting & SI +7 services10% Cloud Consulting & SI10% IoT Development10% Web Development5% Architectural Design5% Cybersecurity5% Mobile App Development5% Web DesignOasis Private Limted is a software development company established in 2022. Their team offers Custom Software Development and BI & big data consulting & SI.
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Undisclosed$100 - $149 / hr2 - 9London, England
Services provided
30% Custom Software Development40% AI Development20% IT Strategy Consulting +1 service10% Web DesignCustom software development company brAIneous is in London, England. Their services include Custom Software Development and Artificial Intelligence.
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$1,000+$25 - $49 / hr2 - 9Wembley, England
Services provided
30% Custom Software Development25% Application Management & Support20% Web Development +2 services15% ERP Consulting and SI10% Enterprise App ModernizationHeadquartered in Wembley, England, Aviu Solutions LTD is a small custom software development company. The team offers Custom Software Development and Application Management & Support.
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UndisclosedUndisclosed50 - 249Surrey, England
Services provided
10% Custom Software Development75% Web Development15% Generative AIMAXBILL is a website development firm located in Kiryat Tiv'on, Israel and Surrey, England. Established in 1996, the team provides Web Development and Generative AI.
Read moreSee All Locations (3)Surrey, England
Elder House 207 St. Georges Business Park Brooklands Road Weybridge
Surrey, England KT13 0TS10 - 15
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$1,000+< $25 / hr10 - 49Ilford, England
Services provided
20% Custom Software Development45% Corporate Law15% Advertising +3 services10% IT Strategy Consulting5% Digital Strategy5% Other DesignIlford Business Centre is a Corporate Law company founded in 2015. The team focuses on Corporate Law and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49London, England
Services provided
20% Custom Software Development20% AR/VR Development20% Blockchain +2 services20% Mobile App Development20% Video ProductionVideo production company GrandLine Studios was established in 2015. The firm specializes in Video Production and Custom Software Development, and is small.
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$10,000+Undisclosed10 - 49London, England
Services provided
20% Custom Software Development20% Business Consulting20% Funding & Investment +2 services20% Product Design20% Web DesignSixBerries Ltd is a small web design agency founded in 2013. Their team provides Web Design and Product Design.
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$10,000+$100 - $149 / hr10 - 49London, England
Services provided
20% Custom Software Development20% Cloud Consulting & SI20% Cybersecurity +2 services20% IT Managed Services20% Web DesignEstablished in 2019, Technology Transformation Group is a web design company. Headquartered in London, England, the team specializes in Web Design and cloud consulting & SI.
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$50,000+$300+ / hr50 - 249London, England
Services provided
10% Custom Software Development60% IT Managed Services10% CRM Consulting and SI +2 services10% Cloud Consulting & SI10% IT Strategy ConsultingCore Technology Systems Ltd is an IT managed services company. They provide IT managed services and IT strategy consulting and were established in 1990. The firm is headquartered in London, England.
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$1,000+$50 - $99 / hr50 - 249London, England
Services provided
10% Custom Software Development20% Logo10% E-Commerce Development +6 services10% Graphic Design10% Mobile & App Marketing10% Mobile App Development10% UX/UI Design10% Web Design10% Web DevelopmentBased in London, England, Logo Designs Company is a midsize Logo company. Their services include Logo and Mobile & App Marketing.
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$10,000+$25 - $49 / hr10 - 49London, England
Services provided
25% Custom Software Development35% Mobile App Development10% E-Commerce Development +3 services10% Low/No Code Development10% Other Application Development10% Web DevelopmentEstablished in 2015, Muljin is a software development firm. The small team offers Custom Software Development and Mobile App Development.
Read moreSee All Locations (2)London, England
125 Mortlake High Street
London, England SW14 8SN2 - 5
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$5,000+$100 - $149 / hr10 - 49London, England
Services provided
25% Custom Software Development35% IT Staff Augmentation25% Web Development +1 service15% DevOps Managed ServicesWelovedevwork is an IT staff augmentation company. The London, England-based agency specializes in IT staff augmentation and Custom Software Development.
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$5,000+Undisclosed10 - 49London, England
Services provided
25% Custom Software Development35% AI Agents20% CRM Consulting and SI +2 services10% AI Consulting10% Mobile App DevelopmentKly Agency is an AI Agents company launched in 2022. Their services include AI Agents and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49London, England
Services provided
25% Custom Software Development25% Mobile App Development25% UX/UI Design +1 service25% Web DevelopmentEstablished in 2023, Scaler Digital LLP is an UX agency. The small team offers UX/UI Design and Custom Software Development.
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$25,000+$25 - $49 / hr10 - 49London, England
Services provided
25% Custom Software Development20% Mobile App Development20% Web Development +3 services15% AR/VR Development10% API Development10% Application TestingCustom software development firm Lumora focuses on Custom Software Development and Mobile App Development. They were launched in 2018.
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$5,000+$25 - $49 / hr50 - 249London, England
Services provided
15% Custom Software Development15% E-Commerce Development15% Mobile App Development +7 services15% Web Development10% UX/UI Design10% Web Design5% Branding5% Mobile & App Marketing5% Search Engine Optimization5% Social Media MarketingEstech Digital is a software development firm founded in 2015. Based in Los Angeles, California and London, England, the team provides Custom Software Development and Web Development.
Read moreSee All Locations (2)London, England
8 St James's Square
London, England SW1Y 4JU41 - 49
+44 203 332 0849
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$1,000+$50 - $99 / hr50 - 249London, England
Services provided
15% Custom Software Development15% Mobile App Development15% Search Engine Optimization +4 services15% UX/UI Design15% Web Design15% Web Development10% E-Commerce DevelopmentSEO company Olio Solution is in London, England and London, England. They specialize in Search Engine Optimization and Web Design and were founded in 2017.
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$25,000+$25 - $49 / hr50 - 249London, England
Services provided
15% Custom Software Development20% Web Development14% Low/No Code Development +9 services10% IT Staff Augmentation10% Mobile App Development5% Application Testing5% Architectural Design5% DevOps Managed Services5% IT Strategy Consulting5% Product Design5% UX/UI Design1% Web DesignLaunched in 2011, Think Digitally is a midsize London, England-based custom software development company. Their services include Custom Software Development and Web Development.
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$50,000+$200 - $300 / hr10 - 49London, England
Services provided
15% Custom Software Development20% Web Development15% Digital Strategy +5 services15% Mobile App Development10% Branding10% UX/UI Design10% Web Design5% Video ProductionFounded in 2004, Applied Works is a small web development firm in London, England. Their team specializes in Web Development and Digital Strategy.
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$10,000+$150 - $199 / hr2 - 9London, England
Services provided
20% Custom Software Development40% Web Development30% Logistics & Supply Chain Consulting +2 services5% Business Consulting5% Document Digitization & ManagementWeb development firm CocoonFMS Ltd was established in 2021. The small team provides Web Development and Logistics & Supply Chain Consulting.
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$10,000+$25 - $49 / hr50 - 249London, England
Services provided
20% Custom Software Development20% DevOps Managed Services20% Mobile App Development +2 services20% UX/UI Design20% Web DesignSee all 5 projectsCedrTech is a global provider of software development and digital solutions, partnering with startups and established enterprises around the world.
Read moreSee All Locations (3)London, England
Kingston Street
London, England NW16 - 9
+380 (66) 421 93 98
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$10,000+$50 - $99 / hr50 - 249London, England
Services provided
40% Custom Software Development35% UX/UI Design15% Web Design +1 service10% Web DevelopmentSee all 9 projectsBN Digital is a bespoke software development company specializing in custom software creation and full-stack software development. Their reviews highlight a strong client focus, creativity, and responsiveness, with 100% of reviewers praising their collaborative approach. However, there is room for improvement in back-end engineering for less standard technologies.
1 of 1 reviews is 5 starsUnknown avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
In the past six months, BN Digital has received positive feedback for their UI/UX design capabilities and branding expertise. Clients highlighted their impressive design iterations and responsiveness to feedback, with one client noting, "Our team loved the designs." Project management was generally praised for timely delivery and effective communication. Overall, clients expressed satisfaction with the quality of work and found no areas for improvement.Was this helpful?
Industry Experience
BN Digital LTD has received positive feedback across multiple industries, such as Information Technology, Software, Healthcare, Financial Services, Advertising & Marketing, and Food & Beverage. Clients commend their expertise in UX/UI design, project management, and the ability to deliver high-quality, engaging solutions. The overall sentiment highlights their strong communication and collaborative approach, making them an excellent fit for tech-driven projects, healthcare innovations, and branding initiatives. Potential clients in these sectors can expect a strategic partnership that enhances user engagement and product performance.
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Information technology Software Healthcare IT Services Financial services Advertising & marketing Food & BeverageWas this helpful?
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See All Locations (3)London, England
13 John Prince's Street
London, England W1G 0JR50 - 75
+ 44 20 8123 0585
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% Custom Software Development50% Contract ManufacturingSmall custom software development firm and Contract Manufacturing company AMFG, is in London, England. Their services include Custom Software Development and Contract Manufacturing.
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UndisclosedUndisclosed10 - 49London, England
Services provided
50% Custom Software Development50% CybersecurityS3M Security is a London, England-based Cybersecurity and software development firm. They provide Cybersecurity and Custom Software Development and were founded in 2016.
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UndisclosedUndisclosed250 - 999London, England
Services provided
40% Custom Software Development20% Cloud Consulting & SI20% ERP Consulting and SI +1 service20% IT Strategy ConsultingVBT Software, a software development company, was launched in 1993. The firm focuses on Custom Software Development and IT strategy consulting.
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$10,000+$25 - $49 / hr50 - 249London, England
Services provided
20% Custom Software Development20% IT Managed Services20% Mobile App Development +2 services20% Search Engine Optimization20% Web DevelopmentVrinsoft UK is a SEO services firm. The London, England-based company was launched in 2012. Their services include Search Engine Optimization and IT managed services.
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$100,000+$150 - $199 / hr50 - 249London, England
Services provided
20% Custom Software Development20% Cloud Consulting & SI20% Cybersecurity +2 services20% IT Managed Services20% IT Strategy ConsultingCaystard Group Intl is an IT strategy consulting company. They are in New York, New York and Kampala, Uganda. Their team offers IT strategy consulting and cloud consulting & SI.
Read moreSee All Locations (3)London, England
3 Hornton Place
London, England W8 4LZ41 - 49
+44 7846 029094
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$5,000+$200 - $300 / hr2 - 9London, England
Services provided
25% Custom Software Development75% IT Strategy ConsultingBased in London, England, Tudor Software House is an IT strategy consulting company. The team focuses on IT strategy consulting and Custom Software Development.
Read more -
UndisclosedUndisclosed50 - 249Romford, England
Services provided
15% Custom Software Development20% Mobile App Development20% Web Design +3 services15% Other Application Development15% UX/UI Design15% Web DevelopmentCodezee Solutions is a web design company. The team focuses on Web Design and Mobile App Development and is located in Romford, England.
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$5,000+$25 - $49 / hr10 - 49London, England
Services provided
20% Custom Software Development20% AI Development20% Engineering +2 services20% IoT Development20% Product DesignFounded in 2020, ZEPS Tech is a small London, England-based Product Design company. Their services include Product Design and Custom Software Development.
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$10,000+$100 - $149 / hr10 - 49London, England
Services provided
20% Custom Software Development20% AR/VR Development15% Video Production +6 services15% Web Development10% Mobile App Development5% Content Marketing5% Pay Per Click5% Search Engine Optimization5% Social Media MarketingXR Digital is a custom software development firm established in 2018. The team offers Custom Software Development and AR/VR development and is headquartered in London, England and Islamabad,
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$1,000+$50 - $99 / hr10 - 49Harrow, England
Services provided
20% Custom Software Development20% Digital Strategy20% Mobile App Development +2 services20% UX/UI Design20% Web DevelopmentDigikestra, a Digital Strategy company, is headquartered in Harrow, England. They specialize in Digital Strategy and UX/UI Design.
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$1,000+$50 - $99 / hr10 - 49London, England
Services provided
20% Custom Software Development20% Digital Strategy20% Product Design +2 services20% Product Marketing20% Web DevelopmentDelphi Technologies is a Digital Strategy company in London, England. The team specializes in Digital Strategy and Product Design.
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$1,000+$25 - $49 / hr10 - 49london, England
Services provided
20% Custom Software Development20% AI Development20% BI & Big Data Consulting & SI +2 services20% Mobile App Development20% Web DevelopmentSmall business intelligence company Nextbiz, is located in london, England. The team provides BI & big data consulting & SI and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49London, England
Services provided
20% Custom Software Development20% IT Strategy Consulting20% Mobile App Development +2 services20% Web Design20% Web DevelopmentCorestreamNG is a London, England-based web design company. They focus on Web Design and IT strategy consulting.
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A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
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- Market presence and reputation in the industry
List of London's Top 15 Software Companies | Top 15 London Software Developers
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$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development60% Other -
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Custom Software Development55% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development75% Other -
$50,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
40% Custom Software Development60% Other -
$10,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
45% Custom Software Development55% Other -
$50,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
20% Custom Software Development80% Other -
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
38.2/40.018.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Custom Software Development40% Other -
$25,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
38.1/40.018.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Custom Software Development50% Other -
$25,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
50% Custom Software Development50% Other -
$1,000+< $25 / hr50 - 249Hertfordshire, England
Ability to deliver
39/40.019.8/20 Reviews9.9/10 Clients & Experience9.3/10 Market PresenceService focus
35% Custom Software Development65% Other -
$50,000+$150 - $199 / hr250 - 999London, England
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Custom Software Development80% Other -
$50,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development70% Other -
$1,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
39.2/40.019.8/20 Reviews9.6/10 Clients & Experience9.8/10 Market PresenceService focus
15% Custom Software Development85% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
37.2/40.017.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Custom Software Development50% Other -
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
37.1/40.017.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Custom Software Development60% Other -
$50,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
37/40.017.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Custom Software Development55% Other -
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
36.8/40.018.2/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
40% Custom Software Development60% Other -
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development70% Other -
$50,000+$25 - $49 / hr250 - 999London , England
Ability to deliver
36.3/40.016.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development75% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Custom Software Development80% Other -
$50,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Custom Software Development90% Other -
$25,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.8/40.015.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Custom Software Development50% Other -
$10,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
37.7/40.018.8/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
30% Custom Software Development70% Other -
$25,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
35.6/40.015.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Custom Software Development80% Other -
$75,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.5/40.016.4/20 Reviews9.8/10 Clients & Experience9.2/10 Market PresenceService focus
40% Custom Software Development60% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
37.4/40.017.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Custom Software Development80% Other -
$10,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
36.7/40.017.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
40% Custom Software Development60% Other -
$50,000+$150 - $199 / hr250 - 999London, England
Ability to deliver
35.3/40.015.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Custom Software Development70% Other -
$100,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
36.7/40.016.8/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
16% Custom Software Development84% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% Custom Software Development85% Other
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London Software Developer FAQs
Working with a local team offers unique, strategic advantages that a remote partner may not be able to provide, including:
- Time-zone alignment with the rest of Europe for real-time collaboration.
- Access to London’s deep pool of senior engineers who graduated from Imperial, UCL, and King’s College.
- Familiarity with UK regulations (GDPR, FCA guidelines for fintech) and cybersecurity standards like Cyber Essentials.
- Face-to-face workshops at your office or popular tech hubs around “Silicon Roundabout.”
Rates for hiring a London-based software development firm vary based on several factors, including complexity, team seniority, and technical requirements. To give you a better understanding, here’s a breakdown of costs based on Clutch data:
- Hourly: £75 – £150 for most mid-sized agencies, while boutique specialists may charge up to £200.
- Fixed-price MVP: £30,000 – £80,000 for a 3 – 6 month build.
- Enterprise platforms: £150,000+ for multi-year, multi-team engagements.
London rates are higher than many UK regions, but proximity, talent density, and strategic guidance often justify the premium costs.
Thanks to London’s diverse economy, experienced software development agencies regularly build solutions for clients from various industries and niches, such as:
- Fintech and insuretech
- E-commerce and retail tech
- Healthtech and med-device integrations
- Media, gaming, and streaming platforms
- Proptech and smart-city applications
Many teams also offer sector-specific compliance expertise, such as ISO-13485 for healthcare or PCI DSS for payments.
Start by defining success metrics—launch date, KPIs, budget cap—and shortlist agencies with matching case studies. After that, review Clutch client feedback for proof of the following:
- Transparent, agile workflows (e.g., weekly sprints, demo days)
- Strong communication skills and cultural fit
- Clear IP ownership terms and NDA policies
- Relevant tech-stack certifications (AWS Partner, Microsoft Gold, etc.)
Arrange technical interviews with lead developers, not just sales reps, before signing an agreement.
- Vague estimates or refusal to detail sprint deliverables
- No local references despite claiming London headquarters
- Overreliance on junior offshore teams without senior oversight
- Lack of cybersecurity or GDPR compliance processes
- “One-size-fits-all” proposals that ignore your business goals
A credible agency will proactively address these areas and tailor their approach to your needs. It’s better to be meticulous when selecting prospective partners than to be contracted with an unfit team.
Get personalized agency matches based on your project goals.