Top .NET Developers in the United Kingdom
From London’s fintech corridor to Cambridge’s R&D labs and Edinburgh’s data science scene, the United Kingdom is a powerhouse for enterprise-grade .NET engineering. Whether you’re modernizing a legacy platform, building APIs with ASP.NET Core, or scaling on Microsoft Azure, the right U.K. partner can accelerate delivery with strong governance and security.
Clutch helps you find trusted .NET developers in the United Kingdom through verified client reviews, detailed service profiles, and portfolio evidence. Filter by budget, location, tech stack, and industry focus to zero in on a team that fits your roadmap and compliance needs (e.g., ISO 27001, Cyber Essentials, NHS DSPT). Start with these curated directories:
• .NET Developers in Manchester
-
Featured
What are Featured Providers?
$25,000+$25 - $49 / hr50 - 249Serves United KingdomServices provided
Focus Areas
See all 58 projectsLeobit is a bespoke software development company specializing in custom software creation, offering full-stack and end-to-end solutions. Across their reviews, 100% of clients praised Leobit's project management, timely delivery, and technical expertise, with significant emphasis on their strategic partnership and proactive communication. Clients consistently highlight Leobit's ability to transform complex business needs into robust technical solutions.
-
$25,000+$50 - $99 / hr250 - 999London, England
Services provided
Focus Areas
See all 51 projectsFuture Processing is a bespoke software development company that excels in tailored and managed software solutions. They have consistently received positive feedback for their high-quality deliverables, with 100% of reviews highlighting their technical expertise, agile management, and strong cultural fit. Clients commend their adaptability and proactive collaboration, though some noted areas for improvement in project leadership.
-
$25,000+< $25 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 48 projectsTatvaSoft is a Custom Software Development company that specializes in delivering comprehensive and tailored software solutions. Their services have been praised for contributing to significant improvements in platform usability, workflow automation, and system modernization. Across the reviews, approximately 90% reflect positive feedback, highlighting TatvaSoft's strong technical expertise, professionalism, and effective project management processes. Clients appreciate their structured approach and the ability to deliver high-quality outcomes on time.
-
$50,000+$50 - $99 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 101 projectsVention is a custom software development firm known for its expertise in tailored software development and managed software development services. The company's reviews reflect a high level of client satisfaction, with 100% of feedback highlighting their strong team culture, effective communication, and reliable project management. Clients appreciate Vention's ability to act as true partners, delivering high-quality software engineering solutions with flexibility and dedication.
-
$25,000+$25 - $49 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 41 projectsItransition is a distinguished custom software development company, commended for its expertise in tailored software creation and end-to-end software engineering services. Across various reviews, 90% of clients highlight their exceptional project management and responsiveness, while 80% underscore their ability to deliver on time and within budget. Their commitment to quality, flexibility, and client collaboration are consistently praised, reflecting their role as a reliable partner in managed software development projects.
-
$50,000+$50 - $99 / hr250 - 999London, England
Services provided
Focus Areas
See all 101 projectsSTX Next is a distinguished Software Development company specializing in Custom Software Creation, offering tailored software solutions including Python, AWS, and DevOps services. With approximately 90% of feedback being positive, clients commend their flexibility, rapid response, and professional project management. Reviewers often highlight their effective communication, timely delivery, and quality engineering, making STX Next a reliable partner for complex software projects.
-
$10,000+$100 - $149 / hr250 - 999London, England
Services provided
Focus Areas
See all 22 projectsTransparity is a custom software development company specializing in bespoke software development and end-to-end software creation. The company received overwhelmingly positive feedback, with reviewers praising their project management and collaboration. Approximately 90% of reviewers highlighted their effective communication and alignment with project goals. Clients also appreciated their expertise in Microsoft technologies and willingness to teach, though some noted initial challenges with deliverables.
-
$50,000+$150 - $199 / hr250 - 999London, England
Services provided
Focus Areas
See all 56 projectsInfinum is a Custom Software Creation and Full Stack Software Development company, providing tailored solutions across various industries. Reviews highlight their professionalism, adaptability, and strong project management skills. Approximately 90% of reviewers commend their effective communication and problem-solving abilities, while around 80% appreciate their commitment to delivering high-quality, innovative software solutions on time.
-
$50,000+$50 - $99 / hr50 - 249London, England
Services provided
Focus Areas
See all 45 projectsIntellectsoft is a custom software development company that excels in bespoke software creation and end-to-end software engineering solutions. With a strong emphasis on professionalism and responsiveness, approximately 80% of reviewers highlight their effective project management and timely delivery. Clients also commend their flexibility and the high quality of their development work, with over 70% praising the expertise and talent of their developers.
-
$10,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 60 projectsunicrew is a custom software development company specializing in tailored software solutions. Across their reviews, 100% of clients praised their responsiveness and professionalism, highlighting their ability to meet deadlines and stay on budget. Multiple reviewers specifically noted their impressive software engineering expertise, with 75% expressing satisfaction with the quality of developers provided.
-
$1,000+$25 - $49 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 98 projectsDotsquares is a bespoke software development company excelling in tailored software development and full stack software engineering services. Approximately 90% of reviewers commend their outstanding communication and project management, with 85% emphasizing their commitment to client satisfaction and adaptability. The company consistently delivers projects on time, ensuring both efficiency and high-quality results.
-
$5,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 91 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in bespoke and tailored software development, delivering full-stack and end-to-end solutions. Reviewers consistently commend their project management, technical expertise, and seamless integration with client teams. They achieve a 95% satisfaction rate, with many highlighting their proactive communication and alignment with client values. Their commitment to high-quality software engineering is frequently recognized.
-
$50,000+$50 - $99 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 129 projectsAndersen Inc. is a Custom Software Development company highly regarded for its tailored software solutions across various industries. The firm consistently receives positive feedback, with over 90% of reviewers highlighting Andersen's professionalism, flexibility, and strong project management capabilities. Clients specifically commend Andersen's ability to integrate seamlessly with internal teams and their proactive approach to suggesting improvements and innovations.
-
$5,000+$50 - $99 / hr250 - 999Manchester, England
Services provided
Focus Areas
See all 89 projectsInfograins Software Solutions is a versatile custom software development company specializing in advanced technologies like AI and blockchain, offering services such as tailored platform development and mobile application creation. The majority of reviews highlight their strong project management, with approximately 70% of clients praising their timely delivery and technical expertise, though a minority have reported dissatisfaction with certain project outcomes.
-
$100,000+$50 - $99 / hr1,000 - 9,999London, England
Services provided
Focus Areas
See all 35 projectsN-iX is a distinguished custom software creation company, offering services such as end-to-end software development and system integration. Across multiple reviews, clients unanimously commend N-iX for their technical expertise and collaborative approach, with over 90% expressing satisfaction with project outcomes, citing improved efficiency and seamless integration. Additionally, 80% of reviewers highlight their exceptional project management and ability to deliver on time within budget.
-
$10,000+$150 - $199 / hr10 - 49Bristol, England
Services provided
Focus Areas
See all 5 projectsMentor Digital is a web development and digital services company specializing in CRM solutions, website development, and UX/UI design. Reviews consistently highlight their strong project management, responsiveness, and forward-thinking approach. With a satisfaction rate of over 90%, clients praise their technical expertise and ability to meet ambitious targets, although some suggest improvements in handling support tickets and small projects.
-
$10,000+$25 - $49 / hr250 - 999London, England
Services provided
Focus Areas
See all 36 projectsInstinctools is a Custom Software Creation company that excels in delivering tailored and full-stack software development services. They receive overwhelmingly positive feedback, with clients praising their collaborative approach, technical depth, and effective project management. Approximately 90% of reviews highlight their ability to adapt to evolving requirements and provide a solution-oriented mindset, making them a trusted technology partner.
-
$5,000+$25 - $49 / hr250 - 999London, England
Services provided
Focus Areas
See all 175 projectsKonstant Infosolutions is a distinguished custom software development company, known for delivering tailored software solutions across various industries. According to reviews, 90% of clients commend their effective communication and dedication to project success. They are praised for their collaborative approach and the expertise of their team, despite occasional delays attributed to time zone differences. Overall, Konstant Infosolutions is highly recommended for its professionalism and capacity to bring complex visions to life.
-
$10,000+$50 - $99 / hr10 - 49Coventry , England
Services provided
Focus Areas
See all 20 projectsImobisoft is a bespoke software development company specializing in tailored solutions, including custom software creation and full-stack software development. Across multiple reviews, Imobisoft is praised for its flexibility, sector knowledge, and robust project management, with positive feedback from 100% of reviewers. Notably, 60% of reviewers commend Imobisoft for their ability to meet deadlines and stay on budget.
-
$10,000+$50 - $99 / hr50 - 249London, England
Services provided
Focus Areas
See all 22 projectsAngry Nerds is a custom software development company specializing in tailored and end-to-end software solutions. Their reviews are overwhelmingly positive, with clients praising their proactive engagement and adaptability, as well as their impressive 100% uptime across projects. Notably, 86% of reviewers highlighted the company's exceptional project management and communication, showcasing their commitment to delivering high-quality, customer-focused results.
-
$50,000+$100 - $149 / hr50 - 249Bournemouth, England
Services provided
Focus Areas
See all 49 projects3 SIDED CUBE is a bespoke software development company known for its exceptional custom software creation and full stack software development services. The company receives overwhelmingly positive feedback, with clients praising its strong project management, effective communication, and commitment to client missions. Approximately 90% of reviewers highlight their exceptional UX design and passion for impactful projects, while some note minor areas for improvement in data visualization and time zone coordination.
-
$50,000+$100 - $149 / hr50 - 249Belfast, Northern Ireland
Services provided
Focus Areas
See all 11 projectsInstil is a bespoke software development company specializing in tailoring custom software solutions across various industries. The company consistently receives positive feedback, with approximately 95% of reviewers highlighting their technical expertise and project management skills. Clients commend Instil's ability to deliver high-quality, scalable software on time, with 80% of reviews noting their impressive communication and adaptability.
-
$25,000+$100 - $149 / hr10 - 49London , England
Services provided
Focus Areas
See all 14 projectsAVAMAE Software Solutions Ltd specializes in bespoke software development, offering tailored and managed solutions that integrate cloud, IoT, and custom software creation. Across various projects, 100% of reviewers commend their exceptional communication, responsiveness, and ability to deliver high-quality software on time. Clients frequently highlight their personal approach and technical expertise, with no noted areas for improvement.
-
$50,000+$50 - $99 / hr50 - 249London, England
Services provided
Focus Areas
See all 16 projectsSigli is a custom software creation and bespoke software development company, excelling in tailored software development projects. Clients praised their professionalism and domain expertise, particularly in logistics and .NET solutions. Approximately 90% of reviews highlight their robust project management and timely delivery, with notable improvements in system uptime, API latency, and infrastructure costs. Reviewers consistently commend their strong communication and ownership of client goals.
-
$10,000+$25 - $49 / hr250 - 999Nottingham, England
Services provided
Focus Areas
See all 19 projectsBrain Station 23 is an end-to-end software development company offering bespoke solutions across various industries, including e-commerce, fintech, and enterprise software. Their reviews reveal a 100% satisfaction rate, highlighting their responsiveness, technical expertise, and commitment to timely delivery. Approximately 80% of clients commend their project management skills, while others appreciate their agile approach and the seamless integration of custom solutions.
-
$50,000+$50 - $99 / hr250 - 999London, England
Services provided
Focus Areas
See all 24 projectsOpinov8 Digital and Engineering Solutions is a prominent provider in custom software creation, specializing in tailored software development and full-stack engineering. The reviews indicate a high level of client satisfaction, with clients highlighting their agility, quality of resources, and quick responsiveness. Approximately 90% of the feedback is positive, noting their expertise in managed software development and effective integration into client teams. Key themes include their strong technical skills, proactive communication, and value in project management.
-
$10,000+$100 - $149 / hr50 - 249Manchester, England
Services provided
Focus Areas
See all 9 projectsCTI Digital is a bespoke software development company specializing in tailored software creation and end-to-end software development. Feedback highlights their exceptional project management, with 100% of reviewers noting clear communication and thorough workflow. Clients appreciate their dedication to understanding project goals, with an emphasis on delivering expected results while maintaining a personal touch despite their growth.
-
$10,000+$50 - $99 / hr50 - 249London, England
Services provided
Focus Areas
See all 33 projectsSnotor is a Custom Software Development company specializing in tailored solutions, including AI-powered systems and plugins for platforms like Zapier and HubSpot. Reviews reveal consistent positive feedback, with 100% citing professionalism, effective project management, and clear communication. Snotor is particularly noted for their collaborative approach and ability to exceed client expectations in bespoke software creation.
-
$1,000+$25 - $49 / hr10 - 49London, England
Services provided
Focus Areas
See all 28 projectse intelligence is a versatile digital marketing and web development firm specializing in SEO, web design, and digital marketing strategies. They are praised for their effective communication, professionalism, and adherence to timelines and budgets. With 100% positive feedback, recurring themes in reviews include their strong project management skills and ability to deliver significant improvements in website traffic, keyword rankings, and conversion rates.
-
$25,000+$50 - $99 / hr10 - 49London, England
Services provided
Focus Areas
See all 14 projectsJourni is a custom software development company that specializes in tailored software solutions, including bespoke software development and full-stack software engineering. Reviews highlight a 100% satisfaction rate, with clients praising their technical expertise, project management, and ability to meet deadlines. Approximately 70% of reviewers noted Journi’s excellent communication and proactive problem-solving approach.
-
$5,000+$150 - $199 / hr2 - 9London, England
Services provided
Focus Areas
See all 12 projectsModule Studio is a multifaceted creative and digital agency specializing in brand identity, web development, and digital marketing services. The company has consistently received positive feedback from clients, with 100% of reviews highlighting their professionalism, creativity, and effective project management. Clients appreciate their collaborative approach and commitment to delivering high-quality work that aligns with client objectives, resulting in improved brand identity and increased business opportunities.
-
$10,000+$50 - $99 / hr50 - 249London, England
Services provided
Focus Areas
See all 66 projectsBinariks is a distinguished company specializing in Custom Software Creation and Full Stack Software Development. Across various reviews, they have consistently demonstrated high proficiency in software engineering, project management, and communication, receiving predominantly positive feedback. Approximately 90% of clients commend their technical skills and responsiveness, emphasizing their ability to meet deadlines and effectively integrate with client teams.
-
$25,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 13 projects2Base Technologies is a custom software development company that excels in bespoke and full-stack software development projects. Reviews highlight 100% satisfaction with their on-time delivery, transparency, and expert team. Clients consistently praise their ability to align with business needs and deliver quality solutions. A notable 35% improvement in client satisfaction was reported, reflecting their effective project management and technical expertise.
-
$5,000+$150 - $199 / hr250 - 999London, England
Services provided
Focus Areas
See all 10 projectsAmericaneagle.com is a web development and digital marketing agency known for its exceptional project management and technical expertise, particularly with Shopify platform implementations. Across reviews, 100% of clients praised its responsiveness and organizational skills, while 67% highlighted their successful project outcomes, such as increased sales and improved website functionality. Clients also appreciated the collaborative culture and the team's ability to align with their business goals.
-
$10,000+$25 - $49 / hr50 - 249Potters Bar, England
Services provided
Focus Areas
See all 21 projectsAcademy Smart is a custom software development company specializing in tailored software development and full-stack software engineering services. The company consistently receives positive feedback for its effective project management, adaptability, and high-quality deliverables, with over 85% of reviewers commending their proactive communication and trustworthiness. Clients appreciate their ability to integrate seamlessly, offer practical solutions, and consistently deliver projects on time and within budget.
-
$100,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 15 projectsInfinity Technologies is a Custom Software Development company specializing in tailored and end-to-end software solutions. Across reviews, clients commend their ability to understand unique business needs and translate them into practical solutions, with 100% of responses highlighting their professionalism and on-time delivery. Their work notably enhances operational efficiency and client satisfaction, reinforcing strong client partnerships through clear communication and strategic insights.
-
$25,000+$25 - $49 / hr10 - 49London, England
Services provided
Focus Areas
See all 3 projectsDEVITGROUP LTD is a Custom Software Development company specializing in bespoke software solutions. The company consistently receives positive feedback, with clients praising its reliable project management and swift bug resolution. Notably, 100% of the reviews highlight their passion for innovative feature development, and clients report successful outcomes in real-time monitoring applications.
-
$5,000+$25 - $49 / hr10 - 49London, England
Services provided
Focus Areas
See all 3 projectsHeka Software, a Custom Software Creation company, specializes in developing tailored ERP solutions for multi-site operations. Their reviews reflect a 100% positive feedback rate, highlighting their strong engineering, agile approach, and efficient communication. Clients praise their clean architecture and mature development practices, noting significant operational improvements and a stable, scalable platform. However, some suggest enhancing end-user documentation for smoother adoption.
-
$50,000+$50 - $99 / hr250 - 999London, England
Services provided
Focus Areas
See all 37 projectsVega IT is a custom software development company specializing in tailored software creation and full stack software development. The reviews highlight their strong culture fit, professional demeanor, and responsiveness, with 100% positive sentiment on timely delivery and quality work. Approximately 75% of reviewers commend their team's flexibility and high-quality communication, emphasizing their ability to adapt and provide bespoke solutions.
-
$25,000+$100 - $149 / hr10 - 49Manchester, England
Services provided
Focus Areas
See all 5 projectsVTS Software is a bespoke software development company offering tailored solutions across full stack and managed software development domains. Reviews indicate a high level of satisfaction, with over 90% of clients praising their technical expertise, rapid problem-solving capabilities, and commitment to delivering high-quality solutions. However, some reviews note occasional challenges in managing availability and costs.
-
$100,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 10 projectsN-iX Games is a company specializing in Custom Software Development with a focus on game and simulation projects using Unity and Unreal Engine. Reviews highlight their impressive dedication and partner mentality, with 100% of clients noting their high work ethic and ability to integrate seamlessly into existing teams. Clients also appreciate their technical expertise and responsiveness, though some suggest improvement in English language skills for developers.
-
$25,000+$25 - $49 / hr250 - 999London, England
Services provided
Focus Areas
See all 99 projectsComputools is a custom software development company specializing in bespoke software creation and end-to-end software development solutions. Reviews reveal a 100% positive feedback rate, with clients praising their technical expertise and robust project management. Approximately 80% of reviewers commend their ability to provide solutions that integrate seamlessly with existing systems, showcasing their adaptability and commitment to excellence.
-
$10,000+$50 - $99 / hr10 - 49London, England
Services provided
Focus Areas
See all 43 projectsEqual is a bespoke software development company specializing in tailored solutions that enhance business operations through custom software creation. Reviews highlight their expertise in full stack software development and proactive project management, with 100% of reviewers praising their attention to detail and adaptability. Clients report significant efficiency improvements, with one noting a 20% faster operation and a 50% drop in disputes.
-
$25,000+$300+ / hr10 - 49London, England
Services provided
Focus Areas
See all 4 projectsSilicon Reef is a bespoke software development company specializing in tailored solutions for diverse organizational needs. The firm consistently receives positive feedback, with 100% satisfaction reported by clients, highlighting their professionalism, timely delivery, and ability to understand unique client requirements. Approximately 67% of reviews emphasize their effective project management and communication skills, while 33% appreciate their innovative approach to software engineering solutions.
-
$10,000+$25 - $49 / hr50 - 249London, England
Services provided
Focus Areas
See all 13 projectsTurn Up Technologies is a comprehensive software development company specializing in tailored software development and digital solutions for healthcare practices. Their custom software creation and full-stack software development services receive overwhelmingly positive feedback, with significant referral growth and a 581% increase in patient referrals, demonstrating their effectiveness. A standout theme in 100% of reviews is their expertise in navigating healthcare compliance requirements like HIPAA and LegitScript.
-
$25,000+$100 - $149 / hr10 - 49Belfast, Northern Ireland
Services provided
Focus Areas
See all 2 projectsScaffold Digital is a bespoke software development company specializing in custom software creation and app development. The overall feedback is highly positive, with 100% of reviewers praising their responsiveness, project management, and cultural alignment. Clients appreciate Scaffold Digital's knowledge and commitment, highlighting their success in delivering projects on time and within budget.
-
$5,000+$25 - $49 / hr250 - 999Manchester, England
Services provided
Focus Areas
See all 6 projectsAress Software is a Custom Software Creation company specializing in tailored software development and end-to-end solutions. Reviews highlight their expertise in software engineering, with 100% positive feedback commending their agile project management, strategic partnership approach, and technical acumen. Notably, 75% of reviews emphasized their proactive and communicative team culture, contributing to significant performance improvements for clients.
-
$10,000+Undisclosed10 - 49Menston, England
Services provided
Focus Areas
See all 5 projectsUptic IO LLC is a custom software development company specializing in tailored software solutions and full-stack software development. Across their reviews, 100% of clients praise their excellent project management, communication, and ability to meet deadlines. Their expertise in developing scalable, secure, and efficient systems is frequently highlighted, with clients consistently expressing satisfaction with their professional and responsive service.
-
$5,000+$25 - $49 / hr10 - 49London, England
Services provided
Focus Areas
See all 39 projectsinternetum is a bespoke software development company specializing in custom software creation, tailored to meet diverse industry needs. They have received mixed feedback, with approximately 67% positive reviews highlighting their technical expertise, proactive communication, and ability to deliver tailored solutions on time. However, about 33% of reviews indicated challenges, particularly in project management and communication within the advertising sector.
-
Undisclosed$50 - $99 / hr50 - 249Rampside, England
Services provided
Focus Areas
See all 1 projectsJDC Digital is a digital marketing agency specializing in enhancing online presence and improving SEO. Their reviews reflect a 100% satisfaction rate, highlighting their professionalism, clear communication, and tailored approach to client needs. Clients report significant improvements in website impressions and Google rankings, emphasizing the company's expertise and commitment to delivering results.
-
$5,000+Undisclosed1,000 - 9,999London, England
Services provided
Focus Areas
Insight Global, a big data analytics company, provides BI & big data consulting & SI and cloud consulting & SI. The firm is located in Atlanta, Georgia and Birmingham, Alabama.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 United Kingdom .NET Development Companies
-
$25,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
39.1/40.019.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
35% Custom Software Development42% .NET10% Web Development55% Other -
$25,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
50% Custom Software Development35% .NET20% Web Development30% Other -
$50,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development70% .NET70% 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 Development20% .NET10% Web Development80% 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 Development35% .NET50% Other -
$25,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Custom Software Development35% .NET80% Other -
$50,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
25% Web Development75% Other -
$50,000+$25 - $49 / hr250 - 999London , England
Ability to deliver
36.5/40.016.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development100% .NET75% Other -
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Custom Software Development50% .NET15% Web Development45% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
36.8/40.017.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Custom Software Development80% .NET80% 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 Development13% .NET20% Web Development60% Other -
$50,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
35.5/40.018/20 Reviews10/10 Clients & Experience7.5/10 Market PresenceService focus
30% Custom Software Development70% .NET10% Web Development60% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
40% Custom Software Development20% .NET20% Web Development40% Other -
$50,000+$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 Development20% .NET5% Web Development35% Other -
$10,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
34.9/40.015.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% Custom Software Development60% .NET10% Web Development50% Other -
$10,000+$100 - $149 / hr50 - 249London, England
Ability to deliver
34.9/40.015.6/20 Reviews9.7/10 Clients & Experience9.6/10 Market PresenceService focus
35% Custom Software Development58% .NET35% Web Development30% Other -
$1,000+$25 - $49 / hr1,000 - 9,999London, England
Ability to deliver
38.6/40.019.2/20 Reviews9.6/10 Clients & Experience9.8/10 Market PresenceService focus
10% Custom Software Development10% .NET15% Web Development75% Other -
$5,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
40% Custom Software Development10% .NET40% Web Development20% 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 Development10% .NET80% Other -
$25,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
34.7/40.016.2/20 Reviews10/10 Clients & Experience8.5/10 Market PresenceService focus
20% Custom Software Development60% .NET20% Web Development60% Other -
$5,000+$50 - $99 / hr250 - 999Manchester, England
Ability to deliver
39.4/40.020/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
15% Custom Software Development10% .NET10% Web Development75% Other -
$100,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
36.3/40.016.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
16% Custom Software Development25% .NET84% Other -
$10,000+$150 - $199 / hr10 - 49Bristol, England
Ability to deliver
35.4/40.016.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
25% Web Development75% Other -
$5,000+$100 - $149 / hr10 - 49Great Baddow, England
Ability to deliver
32.8/40.016.6/20 Reviews8.6/10 Clients & Experience7.6/10 Market PresenceService focus
50% Custom Software Development100% .NET5% Web Development45% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
39.1/40.019.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Custom Software Development14% .NET10% Web Development80% Other -
$25,000+$100 - $149 / hr10 - 49Manchester, England
Ability to deliver
32.8/40.015.6/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
40% Custom Software Development100% .NET10% Web Development50% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
37.3/40.019.2/20 Reviews8.4/10 Clients & Experience9.7/10 Market PresenceService focus
10% Custom Software Development17% .NET5% Web Development85% Other -
$25,000+$50 - $99 / hr50 - 249Salford, England
Ability to deliver
37.7/40.018/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
55% Custom Software Development10% .NET45% Other -
$10,000+$50 - $99 / hr10 - 49Bedford, England
Ability to deliver
34.6/40.016.6/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
25% Custom Software Development100% .NET75% Other -
$5,000+< $25 / hr250 - 999London, England
Ability to deliver
34.5/40.016.8/20 Reviews8.5/10 Clients & Experience9.2/10 Market PresenceService focus
10% Custom Software Development40% .NET10% Web Development80% Other
U.K. .NET Development FAQs
A U.K.-based .NET development partner brings proximity to major enterprise hubs (London, Manchester, Birmingham) and deep alignment with the Microsoft ecosystem. Many teams hold Microsoft Solutions Partner designations, Azure certifications, and established practices in DevOps, CI/CD, and cloud security.
Moreover, local agencies also understand local compliance and procurement frameworks (e.g., GDPR, Open Banking/PSD2, FCA guidance, NHS DSPT), which reduces risk for regulated builds. Finally, shared time zones and fluent English communication help speed decision-making for agile sprints and stakeholder workshops.
Generally, rates vary depending on factors like location, seniority, and engagement model. Most Clutch-listed U.K.-based .NET teams charge:
- Hourly rates: £60 – £120
- Day rates for contractors: £400 – £900
- Project budgets: £25,000 – £250,000+, depending on scope, integrations, and security needs
It’s worth noting that London-based providers and highly specialized teams command the higher end. Discovery-led, fixed-scope projects are often priced higher than time-and-materials, but they can control change risk and accelerate sign-off.
Local .NET development agencies commonly support a broad range of markets, reflecting the scale and diversity of the United Kingdom’s business landscape. Many specialists have experience with verticals like:
- Financial services and fintech (Open Banking, payments, AML/KYC)
- Government and public sector (G-Cloud familiarity, accessibility, security)
- Health and life sciences (NHS integrations, data privacy, audit trails)
- E-commerce and retail (headless commerce, order management, ERP)
- Media and telecom (high-traffic content platforms, streaming)
- Manufacturing, logistics, and energy (IoT, SCADA integrations, field ops)
Additionally, many teams pair ASP.NET Core microservices with Azure PaaS (App Service, Functions, Service Bus) and modern front ends (React, Blazor) to meet sector-specific SLAs.
- Verify technical fit — ASP.NET Core, Azure architecture, microservices, API-first design, and secure data handling. Ask for architecture diagrams and sample pipelines.
- Check credentials — Microsoft Solutions Partner status, Azure certs, ISO 27001, Cyber Essentials Plus, sector-specific compliance.
- Review delivery maturity — Agile ceremonies, Jira/Azure DevOps usage, automated testing, observability, and release governance.
- Evaluate case studies — Look for U.K.-relevant references, measurable outcomes, and integrations similar to yours.
- Align on engagement — Fixed-price vs. T&M, code ownership, SLAs, onshore/nearshore blend, and clear exit criteria.
- Speak to references — Use Clutch reviews to validate responsiveness, transparency, and post-launch support.
Maximize Clutch’s data-driven resources to gain crucial insights to help make an informed decision. Shortlist the top two or three firms that meet your initial assessment, then schedule a discovery to discuss your project in detail and gauge their capabilities.
- Vague scoping and estimates, or reluctance to run a paid discovery
- No clarity on source code ownership, branching strategy, or CI/CD
- Limited security posture (no ISO 27001/Cyber Essentials, weak data protection)
- Overpromising timelines for complex integrations or legacy rewrites
- Outdated stack focus (.NET Framework only, no ASP.NET Core/Azure fluency)
- Inability to explain Azure cost drivers or provide observability plans
- Few U.K. references or no experience with local regulatory frameworks
While some red flags can seem inconsequential or feel like “just a trade-off”, underestimating them can lead to headaches. Make sure you avoid these warning signs when choosing the right .NET team for your needs.