Top Go Development Companies in London
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Explore Reviewed Go Development Companies in London — Find Skilled Go Developers for Your Project
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11 Companies
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London
4.9 (16 Reviews)
58
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
58
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Engineering peace of mind
Vention is a global software development company with over 20 years of experience delivering innovative, scalable solutions for startups and large enterprises. We handle projects of any size and complexity, enabling clients to accelerate growth, launch new products, and seize emerging opportunities. With a global network of 3,000+ experienced developers, we provide top engineering talent aligned to your time zone, technology stack, and business goals. We’ve partnered with 500+ industry-leading organizations, including PayPal, IBM, Mount Sinai, PwC, and Postman, contributing to more than $15B in client acquisitions. Our engagement model helps companies reduce operational costs by up to $600K annually, while our long-term relationships—averaging over 36 months and extending up to 16 years—reflect strong client trust and satisfaction. Vention offers full-cycle software development services, from strategy and architecture to deployment and optimization. Our capabilities include custom software development, web and mobile app development, QA and testing, cloud and DevOps, eCommerce platforms, AR/VR experiences, artificial intelligence, and blockchain solutions. As a trusted technology partner, Vention empowers businesses to innovate faster, scale efficiently, and stay competitive in an evolving digital landscape.
See all 9+ Portfolios
Undisclosed/hr
$25,000+
1,000 - 3,000
London, UK
Verified Client Review
Mobile App Dev for Sports Tracking Platform
Reviewed by: Brent Varrall, Founder at AllGains View all 16 Reviews
5.0 (3 Reviews)
51
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
51
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Powering Enterprises with AI and Innovation
Seasia Infotech is an AI-driven digital engineering company with 20+ years of experience building enterprise-grade technology solutions. We help organizations design, develop, and scale secure and high-performance digital products that drive transformation and long-term growth. We operate at the intersection of AI, cloud computing, enterprise engineering, and product innovation, enabling businesses to adopt modern technologies faster and more efficiently. Our focus is on solving real-world business problems using intelligent systems, automation, and scalable architecture. We have worked with startups, enterprises, and global companies across industries such as healthcare, fintech, legaltech, e-commerce, education, logistics, and energy. Our delivery spans custom software, mobile apps, SaaS platforms, AI solutions, and cloud-native systems. At Seasia Infotech, we believe software should continuously evolve with business needs. As an AI-first engineering organization, we embed intelligence, governance, and measurable outcomes into every solution we deliver. Our Expertise Custom Software Development Enterprise Solutions (ERP, CRM, CMS) Enterprise Software Engineering & Modernization AI & Machine Learning Solutions Generative AI (Chatbots, Image & Text Generation) Agentic AI & Intelligent Automation Cloud Computing & DevOps Mobile App Development (iOS, Android, Cross-Platform) Web Development (Frontend & Backend) Data Engineering & Big Data Analytics UI/UX Design & Product Strategy Quality Engineering & AI-Powered Testing Blockchain Development IoT Solutions AR/VR Solutions Cybersecurity & Enterprise Security E-commerce Development Low-Code / No-Code Development Digital Transformation & Smart Automation We are committed to delivering high-quality, transparent, and outcome-driven solutions that help businesses reduce costs, improve efficiency, and accelerate innovation. Our goal is to empower organizations with future-ready digital ecosystems. Seasia Infotech continues to shape the future of digital transformation through AI-first thinking and deep engineering expertise.
See all 40+ Portfolios
$25-$49/hr
$5,000+
500 - 999
London, UK
Verified Client Review
E-Commerce Engine for Web Dev Firm
Reviewed by: William Akuoko, CEO at ADEHYEE INFOTECH LTD View all 3 Reviews
4.9 (2 Reviews)
49
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
49
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Development & IT Consulting Company
Timspark is a UK-registered custom software development partner with delivery centers across Europe (Poland, Lithuania, Georgia) and a distributed presence including Latvia. We bring together 1,000+ vetted engineers and 30+ pre-built teams, serving 200+ clients across finance, healthcare, retail, logistics, manufacturing, and more. How we engage We offer Core Teams (pre-built, domain-savvy units with clear ownership), Dedicated Teams, Team Augmentation, full-cycle product development, and technology consulting—so you can choose the level of responsibility and speed you need. What we’re known for Real-time application enablement — low-latency features (e.g., live updates, chat) with Azure SignalR and robust auth patterns. Legacy ? cloud-native modernization — re-platforming (e.g., from JBoss) to AWS/Azure/GCP for maintainability and scale. CI/CD & tooling optimization — pipeline reliability and faster releases (repo migration, Dockerized Bamboo agents). Scalable architecture refactors — microservices & microfrontends, Kafka eventing, Redis caching, optimized SQL, Jenkins. Industrial IoT pipelines — secure MQTT telemetry, Docker on GCP, PostgreSQL for production-grade device data. Selected recent work Microlearning platform — React portal with AWS Cognito, Node.js/TypeScript + MongoDB, Stripe billing; Flutter apps; piloted at a corp. with ~80,000 employees. Game studio acceleration — Unity/C# titles with AWS-backed services; our engineers embedded as part of the client’s team. Carbon-capture IoT — production telemetry on GCP with MQTT, Docker; Python/FastAPI and Looker dashboards for real-time operations. Salesforce OmniStudio QA — E2E testing across policy lifecycles; Angular 17 front-end tests, .NET 8 unit tests; release confidence across US/CA templates. Point-cloud ? BIM automation — deep-learning segmentation (Pointcept) with exports into Revit/AutoCAD/BIM 360; hours-to-days cycle time instead of weeks. Supply-risk analytics for pharma — Snowflake CDW with Talend/dbt pipelines and Tableau dashboards; Cybersecurity platform scale-up — MongoDB ? PostgreSQL migration, microservices/microfrontends, Kafka + Redis, Jenkins CI/CD, React TS; faster queries, safer rollouts, lower infra spend. Technology coverage We work across modern web, mobile, cloud (AWS, Azure, GCP), Salesforce, data/ML (TensorFlow, PyTorch, MLflow), BI (Power BI, Looker, QuickSight, Tableau), and a broad language stack (.NET/C#, Java, Python, Node.js/TypeScript, Go, React, Kotlin/Swift, Flutter).
See all 9+ Portfolios
$25-$49/hr
$10,000 - $30,000
50 - 200
London, UK
Verified Client Review
Unity Staff Augmentation for Game Development Company
Reviewed by: Nik Sokolov, CEO at LEPTA View all 2 Reviews
0.0 (0 Reviews)
41
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
41
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Let's Build Our Future, Together
Vivasoft Limited is a leading software company in Bangladesh, certified under ISO 27001:2022 and ISO 9001:2015, as well as GDPR-compliant that helps global businesses build scalable, secure, and high-performing digital products. Since 2016, the company has offered custom software development, IT staff augmentation, AI development, and mobile app development through a team of 300+ skilled engineers with expertise in JavaScript, Python, C++, C#, .NET, Java, PHP, Golang, and Flutter. Trusted by global brands such as Azerion, klikit, Numberskills, Stickler, Goava, Dunite, Wellteam, Hink, and Iceberg, Vivasoft has delivered 80+ projects across retail, telecom, finance, healthcare, sports, manufacturing, education, and e-commerce. Serving clients in the Netherlands, Sweden, Singapore, Malaysia, Australia, and the USA, Vivasoft gives businesses access to the top 1% of tech talent to turn their ideas into powerful digital products.
See all 2+ Portfolios
$25-$49/hr
$10,000 - $100,000
250 - 1,000
London, UK
0.0 (0 Reviews)
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Mobile App Development Company
Intelegain Technologies is a US-based mobile app development company, founded in 2004. With offices located in Dallas, Mumbai, Singapore, London, and Sydney, the company provides IT consulting services and customized software development solutions to large and mid-sized companies in various industries such as finance, healthcare, retail, legal, education, and telecom. For over 20 years, Intelegain has been delivering custom and platform-based solutions to its clients, including notable influencers such as Pfizer, OYO, Pidilite, TATA, ShareKhan, and Canon, to name a few. The company's solutions have been trusted by these influencers for their daily operations. Intelegain has successfully delivered projects to its customers in over 25 countries, earning its position among the leading mobile app development companies that drive digital engagement and business value for startups and enterprises through enterprise mobile, web, and cloud-based applications. With an innovative and tireless approach to executing each project, Intelegain is an ideal IT partner for enterprises of all sizes, including small, medium, large, and startups.
View Intelegain Technologies Profile
N/A
$25,001 - $50,000
10 - 248
London, UK
4.8 (4 Reviews)
26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
A CMMi Level 3 Company
It is one of the leading firms for providing solutions and services to Web Application Development. It utilizes technology to convert a vision into reality on web and mobile. The skilled developers are scalable and flexible to fulfill client requirements. It has a global reputation for delivering creative websites and mobile applications within time and budget. The goal is to combine quality web design development with offshore gains, to give online solutions and considering the latest economic downtrend issues away from clients. Whether you are a small-sized company looking to set up in the market, or a huge enterprise waiting for expansion, they can consider numerous solutions to guide in achieving the targets.
View Dotsquares Profile
$25-$49/hr
$5,000+
250 - 999
London, UK
Verified Client Review
CRM Consulting & Digital Marketing for Energy Company
Reviewed by: Mitchell Thomas, Operations Manager at Think Renewable View all 4 Reviews
4.9 (3 Reviews)
25
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
25
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
High-performing software and digital products
One of the top suppliers of software development, MVP, and IT outsourcing services for startups and scale-ups in the UK and Europe is FiftyFive Technologies UK. We assist our clients with product launches, IT operations enhancements, cost reductions, and resource liberation so they can concentrate on their main business.
View FiftyFive Technologies UK Profile
< $25/hr
$1,000+
50 - 249
London, UK
Verified Client Review
Web Dev & UI/UX for Training Marketplace
Reviewed by: Peter Evans, CEO at The Training Marketplace View all 3 Reviews
5.0 (2 Reviews)
24
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
24
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We create web and mobile apps that stand out.
Based in Maribor, Slovenia, and London, UK, Equaleyes Solutions is a multi-award-winning software development firm. In addition to developing, managing, and maintaining web platforms with millions of monthly users, we also create mobile digital products. Equaleyes has a clear understanding of the situation: You want a development partner who will take the time and money to truly consider your project and assist you reach your product goals. Equaleyes will provide your vision with the passion, commitment, and attention it need to reach its full potential if it is one of boldness, loyalty, and greatness.
View Equaleyes Solutions Ltd. Profile
$50-$99/hr
$1,000+
10 - 49
London, UK
Verified Client Review
Used them for multiple projects - always deliver
Reviewed by: Zoe Peden, Founder at Iris Speaks View all 2 Reviews
0.0 (0 Reviews)
0.0 (0 Reviews)
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Boost Your Business with Custom Software Solutions
KnubiSoft: Your Premier B2B Technology Solutions Partner KnubiSoft stands out as a comprehensive technology solutions provider, specializing in creating exceptional software and innovative products tailored to meet your business needs. Our expertise spans the entire project lifecycle, including custom software development, team augmentation, intuitive UI/UX design, and rigorous QA testing. With a highly skilled team ready to elevate businesses of all sizes, we provide invaluable insights and technical proficiency. We cater to a wide array of industries, including Financial Services, Healthcare, E-Commerce, Logistics, and more. Our diverse knowledge base means that we can seamlessly integrate solutions across various sectors. Utilizing leading-edge technologies such as HTML/CSS, React, Java, Python, and Swift, KnubiSoft ensures that each deliverable is crafted to meet the unique demands of our clients. Our specialized services include end-to-end custom software development, legacy system support, cloud migration, and team augmentation to help organizations scale efficiently. Moreover, our proprietary product, Testlum, revolutionizes the QA process through automated testing, enhancing overall product quality while optimizing budgets. Trust KnubiSoft for standout technology solutions that drive growth and innovation in your organization.
View KnubiSoft Profile
$25-$49/hr
$25,000+
50 - 249
London, UK
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
transform ideas into Digital Solution
Akxens Inc. is a premier enterprise software engineering firm redefining the standards of digital transformation by bridging the critical gap between boutique agility and institutional scale. We specialize in architecting high-performance digital infrastructure—from custom ERP and CRM ecosystems to scalable SaaS platforms and secure financial ledgers—delivered with a "Zero-Latency" execution model. Unlike traditional outsourcing agencies, Akxens operates as a sovereign venture technology partner, deploying elite, pre-vetted engineering squads to convert complex business visions into robust, future-proof assets.
View Akxens Profile
$25-$49/hr
$1,000 - $50,000
50 - 150
London, UK
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI Solutions Agency UK
Carmatec Digital Ltd is a UK-based digital transformation and technology consulting company specialising in cloud consulting, artificial intelligence (AI), software development, DevOps, and managed IT services. Headquartered in London, the company helps organisations modernise legacy systems, accelerate cloud adoption, and build scalable digital solutions that drive business growth. By combining deep technical expertise with a customer-centric approach, Carmatec delivers tailored solutions that improve operational efficiency, strengthen security, and support long-term innovation. The company offers end-to-end cloud consulting services across leading platforms such as Amazon Web Services (AWS) and Microsoft Azure, including cloud strategy, migration, infrastructure modernisation, cloud-native application development, DevOps implementation, cloud security, and managed cloud services. Beyond cloud technologies, Carmatec also provides AI consulting, data analytics, enterprise software development, mobile application development, and digital transformation services for organisations of all sizes. Serving industries including healthcare, finance, retail, manufacturing, education, logistics, and technology, Carmatec Digital Ltd focuses on delivering reliable, scalable, and future-ready technology solutions. Its experienced team works closely with clients to understand business objectives, design customised technology strategies, and ensure successful project delivery through every stage of the digital transformation journey. Recognised for its innovation, technical excellence, and commitment to customer success, Carmatec Digital Ltd has established itself as a trusted technology partner for businesses seeking to leverage cloud computing, automation, and emerging digital technologies to remain competitive in today's rapidly evolving business landscape.
View Carmatec Digital LTD Profile
Undisclosed/hr
$5,000 - $500,000
50 - 249
London, UK
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