(3 Reviews)
Last updated 10 February, 2025
Best Software Development Companies in London
Are you looking for a top-rated software development company in London? TopDevelopers.co is a platform where you can find experienced software developers from London for all your business requirements. Hire from the list of top software development companies in London that can provide 'best-in-class' solutions. Every software company has made it to the list only after their proficiency has been checked on multiple parameters with respect to software development services. Our analysts, based on research and analysis, have created a list of the top custom software development service providers in London to make it easier for you to find the best technology partner for your software development project.
List of the Top London Custom Software Development Companies
234 Companies | Last Updated 06 July, 2025
Award-Winning Product & Software Development Agency based
Altar.io is a custom software development company committed to providing end-to-end IT services to clients across the globe. With a team of seasoned developers, we develop software solutions from inception,…Explore the detailed profile of Altar.io
Went over and above to fulfill our goals!
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11 to 50
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$51 - $100
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$10001 - $25000
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London, UK
- Altar.io is an award-winning software development company that designs, develops, and launches high-quality, user-centric software products for businesses worldwide.
- Has a dedicated, in-house software development team of experts with cross-industry experience that adapts and applies the best practices to ensure innovative software solutions.
- Uses lean methodologies to create a viable version of the product, resulting in a quick time to market and a focus on solving the users' problems.
- Works in close collaboration with clients to provide guidance and support throughout the software project lifecycle.
- Altar.io uses a combination of right mindset, frameworks and people to lead exceptional results for its clients.
Clients
- AlixPartners
- IBM
- APIAX
- EnterpriseBot
- Teezler
- McKinsey&Company
- FULLCUBE
Altar.io has received widespread recognition and client appreciation across different website reviewing platforms for its prompt communication and efficient project execution. Here, we have summarized a few reviews for you:
- Clients value the personalized attention they received from Altar.io, contributing to a positive experience and successful project outcomes.Â
- Provides valuable business advice and innovative ideas to drive the software project forward.
- Altar.io is applauded for being easy to work with and offering regular progress updates to its clients.Â
- The team is praised for working efficiently, completing all the tasks on time, and within a fixed budget.
Moweb Technologies is a custom software development company known for its top-class strategy, design & development for website and mobile apps. We provide all-in-one custom technology software solutions…Explore the detailed profile of Moweb Technologies
Satisfied with the quality of work!
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51 to 250
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$51 - $100
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$10001 - $25000
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London, UK
Innovating to improve lives
VentureDive is a full-service software development company. We build custom software that drives innovation and social impact. Our service spectrum includes custom software development, Digital transformation…Explore the detailed profile of VentureDive
Communicative and responsive.
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251 to 1000
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$51 - $100
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$10001 - $25000
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London, UK
- From initial concept to full-scale implementation, VentureDive guides customers through each and every phase of the product development lifecycle to ensure rapid and long-term results.Â
- Has deep expertise in integrating systems across complex enterprise landscapes.Â
- VentureDive delivers end-to-end software solutions that empower businesses to operate at their peak performance.
- Has a vast team of 450+ experts that have deep regional insights and they implement global best practices to adapt the client’s business requirements.Â
- Employs rigorous software testing protocols and continuous optimization processes to ensure that the product performs flawlessly under all conditions.Â
- VentureDive has 6+ global delivery centres and a proven track record of completing 1000+ projects successfully till now.
Clients
- Unilever
- Careem
- IslamicFinder
- KFC
- Plantiga
- Droobi
- Kashat
VentureDive has received a bunch of positive client testimonials from its customers across the globe. The software development agency has gained recognition for its effective project management and communication skills.Â
- Clients were impressed by VentureDive’s high level of engagement that helped in overcoming project challenges.
- Applauded for being organized and attentive throughout the engagement process.
- Consumers consistently praise VentureDive for their exceptional technical experience and knowledge.
- Praised widely for their optimistically adaptive nature in responding to the changing priorities and competing demands.Â
- Customers have noted substantial benefits from VentureDive’s solutions, such as improved efficiency, increased revenue and enhanced user experiences.
One Stop Tecgnology & Solutions
CIS is a seasoned IT company providing highly optimized software solutions and services. With 20+ years of industry experience, we have a vast team of 1000+ employees and till now we have served 3000+…Explore the detailed profile of Cyber Infrastructure Inc
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251 to 1000
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$26 - $50
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$5001 - $10000
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London, UK
- A dedicated software development company providing high-quality custom solutions for web and mobile platforms.Â
- Has 20+ years of industry experience and served 3000+ clients across the globe.Â
- Builds robust software products through quality engineering, app modernization techniques and a steadfast focus on agile principles.Â
- Has a proficient, in-house team of 1000+ professionals that handles everything from design and development to deployment and maintenance.Â
- Developers employ cutting-edge technologies and programming languages like Java, Python, .Net, Ruby on Rails, React, etc to deliver high-quality products.Â
- Provides reliable after-sales support to clients across different industry verticals.
Cyber Infrastructure has consistently received 5+ ratings across multiple website reviewing platforms. The firm is praised for its exceptional professionalism, cutting-edge expertise and dedication to delivering top-notch software solutions.Â
- Exhibits strong technical expertise and is capable of handling complex and challenging tasks with ease.Â
- Several clients have seen measurable improvements in business metrics such as increased conversion rates, higher user engagement and operational efficiencies.
- Has a quick-working and communicative team that works round-the-clock to provide services to clients worldwide.Â
- Applauded for being collaborative and ensuring the delivery of the products on time and within budget.
7EDGE is a custom software development company helping various businesses develop a strategic roadmap in their digital journey. 7EDGE specializes in building various software solutions like UX/UI services,…Explore the detailed profile of 7EDGE
Highly recommended!
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51 to 250
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$26 - $50
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$5001 - $10000
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London, UK
- Established in 2010, 7EDGE offers complete custom software development services from Planning, Designing, Development, Integration to Testing & Deployment.Â
- Leverages the best trends and technologies to design the right software product for clients’ varying business needs.Â
- 7EDGE employs the best minds in the industry who have the right mix of technical know-how, industry experience, and innovation to craft effective solutions for complex business challenges.Â
- Follows agile and scrum methodologies to continuously and iteratively build software resolutions for customers.Â
- Delivers and maintains the highest standards of work that are in line with the current industry trends.
Clients
- Sapient
- Infosys
- IBM
- SMIRNOFF
- ARROW
- BPL
7EDGE’s commitment to excellence has resulted in glowing client reviews across multiple platforms, highlighting its quick turnaround time and professional approach in software development services. Â
- 7EDGE is noted for their impressive problem-solving capabilities and addressing client challenges effectively.Â
- Offers excellent customer service and seamless project management skills.
- Delivers top-notch work and meets the client’t timeline and budget requirements. Â
- Guarantees service quality and information security, following stringent standards.
Software development staff augmentation, delivering top
At Timspark, we provide comprehensive software development solutions designed to empower businesses across industries. Our core focus is on Software Development Staff Augmentation, where we rapidly deploy…Explore the detailed profile of Timspark
Addressed all our business queries.
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51 to 250
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$26 - $50
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$10001 - $25000
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London, UK
- Timspark is a recognized and award-winning software development company offering customized solutions across a vast array of industries.Â
- Have a vast team of 1000+ engineers that provide full assistance throughout the development process and are committed to delivering continuous maintenance and support.  Â
- Offers various custom software development services such as designing, building, and implementing software from scratch or by modifying your existing systems to fit your unique organizational workflows and objectives.
- Timspark specializes in building software solutions in accordance with the current industry trends that address specific business needs.
Known for its agility and commitment to deadlines, Timspark has garnered numerous positive client reviews across multiple reviewing platforms for its software development expertise.Â
- Timspark is highly appreciated for their efficient communication and exceptional technical expertise.Â
- Noted for offering good value for cost across various projects.
- Customers are satisfied with Timspark’s ability to integrate seamlessly into teams and maintain rapid development pace without compromising quality.
Your trusted partner for guaranteed software delivery
ELEKS is a Top 100 Global Outsourcing company. We partner with SME and enterprise clients to elevate their value, through expert software engineering, product design, quality assurance and consultancy…Explore the detailed profile of ELEKS
Exceptional project management skills!
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1000+
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$51 - $100
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$50001 - $100000
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London, UK
Passionate to create value
Krify is a bespoke mobile applications and software services provider based in UK, USA and India. Creating value for our clients is our passion and software technology is our forte. We offer a full suite…Explore the detailed profile of Krify Software Tech Pvt Ltd
Their team has got excellent technical skills
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51 to 250
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Up to $25
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Less than - $5000
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London, UK
Advanced Web and Mobile App Development
Flexsin is the leading IT services provider for SMEs and Enterprise businesses. We offer Custom Web Applications Development, Software Applications, Mobile Applications, Cloud Computing, ERP, CRM, Big…Explore the detailed profile of Flexsin Inc.
Made significant improvements to our business processes.
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251 to 1000
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Up to $25
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Less than - $5000
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London, UK
DCSL Guidesmiths is a bespoke software development and digital transformation company with a main office in Farnborough, Hampshire, and also in Manchester, Seville, Madrid, Bucharest, and London. Our…Explore the detailed profile of DCSL Software
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51 to 250
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$51 - $100
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$50001 - $100000
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London, UK
INSPIRE | INNOVATE | EVOLVE
Sphinx Solution is one of leading company established with the vision to offer mobile & web apps and result-driven software solutions across the globe.Headquarter in Pune, Sphinx Solutions is a CMMI level-3…Explore the detailed profile of Sphinx Solutions
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51 to 250
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$26 - $50
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Less than - $5000
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London, UK
CODIANT, a YASH technologies company,is a leading Custom Web Product Development Company with an immense experience in delivering customized services in the field of Mobile App & Web Development,…Explore the detailed profile of Codiant Software Technologies
Great team and company
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51 to 250
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Up to $25
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$10001 - $25000
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London, UK
Softwire is a privately owned software development company based in the UK. We are specialists in the delivery of software consultancy and bespoke, custom-built software solutions. Softwire focuses on…Explore the detailed profile of Softwire
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51 to 250
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$26 - $50
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$10001 - $25000
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London, UK
Established in 1998, Box UK’s track record of success spans hundreds of high-priority and mission-critical software projects, delivered over more than twenty years. A focus on heavy-use, multi-user…Explore the detailed profile of Box UK
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51 to 250
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$26 - $50
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$25001 - $50000
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London, UK
The Digital Innovation Company
Classic Informatics is a global information technology company delivering digital, web and mobile solutions at scale. We team up with SMEs & Enterprises to build and deliver user-centric…Explore the detailed profile of Classic Informatics
We are impressed with their exceptional capabilities.
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51 to 250
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$26 - $50
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$10001 - $25000
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London, UK
- A client-centered software development agency that analyzes your business requirements to deliver result-driven software solutions.
- Have an agile team of developers that are constantly exploring and engaging the latest technologies to meet the growing needs of customers.Â
- With 19+ years of rich industry experience, Classic Informatics has a global clientele of over 500+ customers and has delivered 2000+ projects successfully.Â
- Empowers businesses and enterprises across different industry verticals like FinTech, Retail & eCommerce, Healthcare, Tourism, Logistics, Real estate, etc.Â
- Classic Informatics excels in providing seamless post-release support for your software product.Â
Clients
- VERACODE
- Standard Chartered
- omnix
- Inter Dent
- FranklinCovey
- TheMarketMogul
- VONALITY
Classic Informatics has been widely acknowledged for its sheer dedication to timely delivery and client support reflected in the numerous testimonials across different review platforms. Â
- Boasts a high client retention rate, with many clients continuing to work with them on upcoming projects due to their consistent performance.Â
- Clients noted Classic Informatics strong business acumen, which enabled them to provide valuable insights and suggestions to enhance project outcomes.
- Through high-level execution, flawless customer support, and responsive approach, Classic Informatics delivers effective software solutions for businesses worldwide.Â
- Clients highlighted Classic Informatics strong client engagement, noting their willingness to go above and beyond to ensure project success.
when our customer wins we win
INT is an award-winning digital-first enterprise bringing innovative ideas to life since 1997. Offering simple and sustainable digital solutions with the confluence of technology, analytics and marketing,…Explore the detailed profile of Indus Net Technologies
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251 to 1000
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$26 - $50
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$5001 - $10000
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London, UK
Innovate. Disrupt. Transform.
Innovify is a digital product studio for enterprises & start-ups, demanding the very best in new product development and business transformation by harnessing the power of disruptive technologies.…Explore the detailed profile of Innovify
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51 to 250
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$51 - $100
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$25001 - $50000
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London, UK
Building remote, dedicated dev teams for technology businesses.
We provide exceptional engineering talent that fit your company's values and culture. No AI matchmaking, no piles of barely relevant CVs. Just carefully selected people who would love to…Explore the detailed profile of EchoGlobal
CEO Pettersonapps
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11 to 50
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$26 - $50
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$10001 - $25000
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London, UK
Your Vision. Our Expertise. Shaping the Future!
TekRevol is a value-driven digital transformation firm that crafts custom solutions to help businesses outperform their competitors and boost their ROI. From high-fidelity wireframe designs to robust,…Explore the detailed profile of TekRevol LLC
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51 to 250
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$26 - $50
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$50001 - $100000
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London, UK
Software development, Dedicated teams, Product design,
We are a technology consultancy and software delivery partner. Founded in 2000 in Poland as a software development company, we are an over 1000-people strong team who deliver end-to-end services,…Explore the detailed profile of Future Processing
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251 to 1000
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$51 - $100
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$25001 - $50000
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London, UK
Built to scale
Vention, the global leader in software engineering, partners with tech enterprises and startups worldwide, offering access to a network of 3,000+ top engineers. With expertise spanning over two decades,…Explore the detailed profile of Vention
They proved to be effective and proactive both in daily communication and in handling complex tasks!
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1000+
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$51 - $100
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$50001 - $100000
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London, UK
Extending your Teams with the right People...
inVerita is a certified digital health custom software and staff augmentation company that delivers healthcare and medical(IoT) web(.NET/Node.js/Javascript), mobile solutions(Flutter, Native, React-Native),…Explore the detailed profile of inVerita
EE
We loved working with inVeritaSoft!
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51 to 250
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$51 - $100
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$25001 - $50000
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London, UK
Intellectsoft is a boutique digital transformation consultancy headquartered in Palo Alto, California. From quality web services to authentic UI/UX design, mobile app, and software development services,…Explore the detailed profile of Intellectsoft
They did all great!
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51 to 250
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$51 - $100
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$25001 - $50000
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London, UK
Emphasizing Enterprise, Expertise, Excellence, and Execution
Discover FindErnest's pivotal role in empowering global employers with cutting-edge human capital solutions, prioritizing innovation and strategic partnerships for unparalleled growth. Unleash the…Explore the detailed profile of FindErnest
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11 to 50
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$51 - $100
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$5001 - $10000
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London, UK
Custom Software, Web and Mobile App Development Company
ManekTech Achieves Microsoft Certified Partner Gold Status. ManekTech, a leading enterprise software and mobility solutions provider based in India, has been awarded Microsoft Certified Partner Gold status…Explore the detailed profile of ManekTech
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251 to 1000
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Up to $25
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Less than - $5000
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London, UK
Software Development Advice and Assistance
Powercode is a global software development company. We build and launch products for startups, small, and medium businesses. Our goal is to stay on top of the rapidly changing tech trends and deliver…Explore the detailed profile of Powercode
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51 to 250
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$51 - $100
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$10001 - $25000
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London, UK
We imagine and create technology for 
the most ambitious
The Only Software Development Company You Need. Here at Laracle, we specialise in creating bespoke software solutions using the latest frameworks and technologies. We embrace the extraordinary and…Explore the detailed profile of Laracle
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2 to 10
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$101 - $150
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$5001 - $10000
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London, UK
Mobile App and Web Development Company
Nimble AppGenie is a market-leading mobile app, web, and software development company, offering innovative services throughout the world. Established back in 2017, we have grown from a small team to a…Explore the detailed profile of Nimble AppGenie
FE
They designed an amazing website for me!
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11 to 50
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$26 - $50
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Less than - $5000
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London, UK
Technology Outsourcing Simplified
Octal IT Solution is an ISO-certified IT service provider that has a global presence in India, the UK, the USA and Singapore. We have a reputation of delivering niche solutions in the area of enterprise…Explore the detailed profile of Octal IT Solution
Octal developed a world class Google mobile app with a very impressive user interface.
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51 to 250
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Up to $25
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$10001 - $25000
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London, UK
IT Solution Simplified
Winklix is a US-based Software Development Firm known for providing customized IT solutions worldwide. We provide IT Consulting and Outsourcing services for Software, Websites, and Mobile Apps development…Explore the detailed profile of Winklix LLC
Best App Developer In the town!
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251 to 1000
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$26 - $50
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$10001 - $25000
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London, UK
Effective! Affordable! Time Groove!
Arka Softwares is an award winning and ISO 9001:2015 certified web and mobile development solution provider company with 150+ passionate developers and designers, based in India, with offices in the USA,…Explore the detailed profile of ARKA Softwares
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51 to 250
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Up to $25
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$5001 - $10000
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London, UK
Infinite Possibilities with Technology
Kellton is a leading global technology solutions company that has been empowering businesses with innovative and cutting-edge technology since 2009. With a team of over 1,800+ highly skilled professionals…Explore the detailed profile of Kellton
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1000+
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$51 - $100
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$50001 - $100000
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London, UK
Software Consulting & Development Outsourcing
We provide technology, talented resources and knowledge to deliver innovation and efficiency. Performance and achievement are our core business. Our mission is to add value to our customers businesses…Explore the detailed profile of Smartlogiq
Their team provided exceptional solutions!
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51 to 250
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Up to $25
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$25001 - $50000
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London, UK
DevsData Tech Talent LLC
We are a Premium Tech Recruitment agency specializing in challenging projects. Extensive vetting process of the candidates and very high clients' satisfaction rate is what we are great at.…Explore the detailed profile of DevsData
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51 to 250
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$101 - $150
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$10001 - $25000
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London, UK
Trusted software development partner
PNN Soft is a trusted software development partner. We provide outsourcing and offshore software development services for business from different industries. PNN Soft combines deep industry expertise…Explore the detailed profile of PNN Soft
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51 to 250
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$26 - $50
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$50001 - $100000
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London, UK
Frequently Asked Questions
Software development companies in London offer several services, including:
- Consulting services
- Software development services
- Software augmentation
- Technological services
- Product development
- Cybersecurity
Following the best strategies allow your business to find the right software development company based in London-
- Conduct in-depth research regarding portfolio, client satisfaction, and development approach.
- Identify experience serving different industries and types of projects.
- Ask questions about cultural fit, project management, timeline, and budget.
- Assess communication style to ensure the project remains on track
- Verify security practices to keep data secured.
- Future maintenance and support they provide.
The cost of hiring London-based software developers depends on their expertise and experience and your project's complexity. Entry-level developers in London could charge between $20-$40 per hour, and experienced developers cost you around $200-$500 per hour. This way you can expect the development cost between $40,000 to $150,000.
There are myriad reasons to outsource your project to London’s software development service provider:
- Expanding the tech landscape in London lets your business have a development partner connected with the tech community.
- Your project is built by the team's access to the latest technologies and tools.
- Immense access to emerging technologies ensures innovative development.
- Legal solid protections guarantee your project is in safe hands.
- Some companies offer free consulting and competitive development prices.
- London received foreign direct investment from international IT companies.
Software development companies in London generally work collaboratively to write and test codes. They use current tools and technologies for successful and innovative development that are-
- Source control management such as Git, SVN
- Deployment tools such as Jenkins and Hudson
- Issue management tools like Jira
- Databases like SQL and NoSQL
- Web servers like Apache and Nginx
- Cloud solutions such as Amazon Web Services, Microsoft Azure, and Google Cloud Platform
- Frameworks such as React, Angular, and Vue
The software developers in London specialize in building software for industries such as fintech, healthcare, education, real estate, gaming, and restaurant industries.
TopDevelopers.co curate a list of top software development companies in London after reviewing and analyzing the client's feedback, competitive price, team size, and reputation so that you find an ideal team for your project.
London software development companies mostly use programming languages such as Java, JavaScript, Node.js, HTML, CSS, Python, Ruby, Kotlin, Perl, PowerShell, and C++.