
Full stack development companies in Europe work across the entire web application stack, from frontend interfaces and backend logic to databases, APIs, cloud infrastructure, testing, and deployment. That makes them useful for projects where different parts of the product need to move together rather than being split across several vendors.
The companies in this list cover a mix of new product development, modernization, team augmentation, and long-term software support. Some focus more on complex enterprise systems, while others are better suited to startups, SaaS products, fintech platforms, or custom business applications.

Gilzor handles full stack product development for startups and small to medium-sized businesses. For companies looking for full stack development in Europe, their work covers web applications from early product planning through frontend and backend engineering, UI/UX design, quality assurance, release, and continued maintenance. They also help companies validate product ideas before committing to a larger development cycle.
Projects include custom web applications, business platforms, e-commerce products, and systems that connect with external services. Frontend and backend work sits alongside business analysis, technical troubleshooting, QA, and post-launch development, allowing the same team to continue working on a product after its initial release.


Netguru provides dedicated full stack development services covering frontend, backend, databases, web development, mobile development, and related cloud work. Its teams build products ranging from MVPs to larger business systems and handle the project from discovery and planning through implementation and handover.
Frontend work includes modern JavaScript frameworks, while backend development covers technologies such as Node.js, Python, and Ruby on Rails. Full stack projects can also include API development, infrastructure, automated testing, product design, and post-launch monitoring. Netguru is based in Poznań, Poland.

OSKI manages full stack products and integrations using cross-functional engineering teams. Their developers cover frontend, backend, APIs, cloud platforms, databases, testing, and deployment. Full stack engagements can be delivered through dedicated teams, staff augmentation, or fixed-scope development.
The technical work spans Angular, Vue.js, TypeScript, Python, Ruby, PHP, serverless technologies, and other backend and frontend tools. Projects can include new product builds, integration-heavy applications, cloud systems, and existing software that needs continued development or modernization. Code review, automated testing, performance checks, and security checks are included during delivery.

STX Next deals with web applications using full stack teams that cover frontend, backend, cloud infrastructure, APIs, databases, testing, and deployment. Their web projects include SaaS platforms, e-commerce systems, enterprise applications, and products with substantial data processing or integration requirements.
Their backend work includes Python, Node.js, and .NET, while frontend teams use React, Angular, Vue.js, and TypeScript. Development can be paired with cloud engineering on AWS, Azure, or Google Cloud, along with DevOps, automated QA, security testing, and modernization of older web systems.

Itexus creates full stack applications with frontend and backend engineering teams working on software for financial services and other business sectors. Their full stack developers work with combinations such as .NET with React or Angular and Python with React and Next.js.
Their projects can involve server-side business logic, client-facing interfaces, relational databases, APIs, architecture work, testing, and deployment. The company works with clients in Western Europe and maintains operations in Poland, including full stack engineering roles based there.

Brainhub builds web applications through full stack teams covering frontend, backend, databases, APIs, infrastructure, QA, and deployment. Their development work uses JavaScript, TypeScript, .NET, Node.js, NestJS, React, Next.js, Vue.js, and related web technologies.
A project team can include full stack engineers, QA engineers, DevOps specialists, architects, designers, business analysts, and project managers. Brainhub handles new application development as well as projects where an existing product needs additional engineering capacity or continued technical development.

A-listware provides software development teams that handle frontend and backend work for custom applications, SaaS products, enterprise software, web portals, and internal business platforms. Their development services include product engineering, cloud applications, legacy modernization, testing, and ongoing maintenance.
Full stack delivery can cover interface development, backend logic, infrastructure, UX, and testing within the same engagement. A-listware also supplies dedicated developers and complete development teams that join existing client workflows for longer product roadmaps.

The Software House develops end-to-end web products through teams covering frontend, backend, cloud engineering, product design, and modernization. Its web development work includes new applications as well as systems that need frontend rebuilding, backend development, cloud work, or technical restructuring.
Mainly, their teams work across technologies including JavaScript and PHP ecosystems and combine frontend and backend specialists with cloud expertise. Projects can be delivered by dedicated product teams, with technical leads responsible for architecture and engineering direction.
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SoftPro works on custom software with full stack teams working across frontend, backend, web applications, cloud environments, and CMS platforms. Their software development process covers strategy, planning, design, engineering, deployment, and continued technical support.
Frontend development includes React, Vue.js, JavaScript, HTML, and CSS, while backend work includes .NET and the wider Microsoft technology ecosystem. SoftPro also develops applications using React and Node.js and works with AWS and Microsoft Azure for cloud-native systems, migrations, and infrastructure management.

10Clouds creates full stack applications for startups, fintech companies, and larger organizations. Their teams work across frontend development, backend engineering, infrastructure, UX/UI, and product delivery, with React used for client-side applications and Python and other backend technologies used for server-side systems.
Full stack projects can include new product development, web application rebuilding, backend services, integrations, and continued optimization after launch. Their engineers can join existing product teams or take responsibility for broader development work covering the application from interface through backend and infrastructure.

LENGREO handles full stack web development alongside custom web applications, websites, e-commerce systems, and digital product work. As a rule, their development process covers discovery, business analysis, prototyping, design, implementation, QA, deployment, and continued support.
Frontend and backend development can be combined with API development, cloud-native engineering, DevOps, UX/UI, and automated testing. LENGREO also works on marketing and customer acquisition, giving companies the option to keep technical development and parts of the go-to-market work within one broader engagement.

SCAND develops full stack JavaScript applications with work spanning frontend interfaces, backend services, APIs, databases, authentication, and third-party integrations. Their teams build web applications, single-page applications, enterprise platforms, and systems that need modernization or migration from older technology.
Frontend work includes reusable components, design systems, performance optimization, and responsive interfaces. On the backend, engineers handle server-side business logic, database access, API implementation, authorization, and connections with external software. SCAND works with clients in European Union markets as well as the United States.
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Net-devs offers enterprise software across modern frontend, backend, cloud, and platform technologies. Backend engineering covers .NET, JVM technologies, Node.js, Python, and Go, while frontend teams work with React, Angular, Vue, and TypeScript.
Their projects can include application architecture, wireframing, development, automated and manual testing, CI/CD, cloud-native infrastructure, deployment, and continued iteration. Full stack work is supported by cloud engineering on Azure, AWS, and Google Cloud, with infrastructure-as-code and platform engineering available for systems that need a broader production setup.

Leobit provides full stack development across web, mobile, backend systems, and integrations. Its teams work on new products, existing software, SaaS platforms, and applications that require continued development after the first production release.
Development projects can include software architecture, frontend and backend engineering, UI/UX, quality assurance, business analysis, and integration work. Leobit offers dedicated team, project-based, and outstaffing arrangements, allowing companies to use a complete development unit or add specific engineering roles to an internal team.
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Mobian Studio builds software through dedicated engineering teams and full project outsourcing. Their development work covers frontend and backend systems, cloud infrastructure, integrations, product development, testing, and production delivery. The company serves businesses in areas such as IT, healthcare, fintech, and logistics.
Teams can develop new platforms from scratch, add functionality to existing systems, integrate third-party services, or join an internal product team to increase engineering capacity. Mobian operates from Estonia and works with clients across Europe and North America.

SoftwareMill develops full stack and backend-heavy applications for companies working with complex business systems. Their engineering covers frontend interfaces, backend services, APIs, cloud-native applications, databases, data processing, and distributed systems.
Their full stack work combines React and modern frontend frameworks with backend technologies such as Java, Scala, Rust, Node.js, and TypeScript. Teams also handle service-oriented architecture, data streaming, SQL and NoSQL databases, and cloud-based application development. SoftwareMill operates primarily from Poland with distributed engineering teams.
Full stack development usually works best when the team can handle the product as one connected system, not as separate frontend and backend tasks. That means thinking about interfaces, server logic, databases, integrations, testing, deployment, and maintenance together.
When comparing full stack development companies in Europe, the main differences often come down to project type, technical depth, team model, and experience with existing systems. Some teams are a better fit for new products, while others make more sense for modernization, long-term development, or complex platforms with heavy backend and cloud requirements.