Cloud infrastructure stopped being just a backend decision a long time ago. For many companies, AWS now sits at the center of how products are built, scaled, integrated, and maintained over time. That shift has also changed what businesses expect from development partners. It is no longer only about writing code. Teams are often looking for architecture support, DevOps workflows, security planning, migration experience, and people who understand how applications behave under real operational pressure.

Across Europe, a growing number of software companies are working specifically around AWS-based application development. Some focus on enterprise modernization projects, while others build cloud-native products from scratch for startups or mid-sized businesses. You also see very different technical approaches depending on the company - some lean heavily into serverless infrastructure and automation, while others concentrate on long-term maintainability, integrations, or distributed systems. The firms listed in this article represent a mix of those approaches and specializations rather than one single model of AWS development.

1. Oski Solutions

At Oski Solutions, we provide Amazon AWS application development services for companies across Europe, the United States, Canada, and other international markets that need cloud systems built for long-term use rather than short-term fixes. Our work usually involves custom web applications, cloud-native platforms, infrastructure modernization, and ongoing development support for businesses that rely heavily on digital operations. A lot of the projects we take on are connected to operational scaling - replacing older internal systems, improving integrations between platforms, or moving applications into AWS environments that are easier to manage and expand over time.

We work mostly with mid-size companies in sectors like e-commerce, healthcare, logistics, FinTech, manufacturing, and SaaS, although some projects come from smaller startups or individual enterprise departments. Our technical stack includes AWS, Azure, .NET, Node.js, Docker, Kubernetes, Terraform, React, and Umbraco, depending on what fits the project rather than forcing one setup everywhere. In some cases, clients come to us after struggling with fragmented systems or development teams that were difficult to coordinate. That is usually where structured communication and stable delivery processes matter more than flashy features. We also support dedicated teams, white label partnerships, and ongoing application support for businesses that prefer long-term collaboration instead of one-off development work.

Key Highlights:

• Full-cycle software and cloud application development

• Experience with legacy modernization and operational scaling

• Work with B2B product and service companies

• Agile and remote-friendly collaboration model

• Support for dedicated development teams and IT outsourcing

Services:

• Amazon AWS application development services

• Cloud migration

• Custom web apps

• DevOps support

• API integrations

• Team augmentation

• Software modernization

Contact Information:

• Website: oski.site

• E-mail: contact@oski.site

• LinkedIn: www.linkedin.com/company/oski-solutions

• Address: Kaupmehe tn 7, 10114 Tallinn, Estonia

• Phone: +48571282759

2. Dev Centre House Ireland 

Dev Centre House Ireland is an Irish software development company that works with AWS-based systems for businesses across Europe. Their AWS application development services cover both infrastructure management and product development, which makes their work less about isolated cloud tasks and more about keeping entire environments stable and usable over time. They support companies that are migrating older systems to AWS, building cloud-native applications, or trying to reduce operational overhead through automation and monitoring.

The company also works with AWS integrations, DevOps automation, data warehouses, IoT systems, and machine learning projects. Dev Centre House Ireland combines AWS services with technologies such as React, Java, SAP, and mobile development frameworks depending on the scope of the product.

Key Highlights:

• AWS application development for businesses

• Cloud-native application development

• AWS migration and integration support

• Infrastructure monitoring and system administration

• DevOps automation using AWS cloud tools

Services:

• AWS development

• AWS migration

• Cloud consulting

• DevOps automation

• Infrastructure monitoring

• Data warehouses

Contact Information:

• Website: www.devcentrehouse.eu

• E-mail: hello@devcentrehouse.eu

• Facebook: www.facebook.com/devcentrehouse

• Twitter: x.com/DevCentreHouse

• LinkedIn: www.linkedin.com/company/devcentrehouse

• Address: Suite 5, Plaza 256, Blanchardstown Corporate Park 2, Dublin 15, D15 VE24, Ireland

• Phone: +353 1 531 4791

3. DevsData

DevsData works on AWS mobile and cloud application development projects for companies in Europe. Their work is largely centered around scalable AWS-based products, especially for startups and growing technology companies that need cloud systems capable of handling changing traffic and product expansion. They combine software engineering with recruitment and team-building services, which is slightly different from companies focused only on delivery.

The app included geolocation-based recommendations, navigation features, weather alerts, and trip planning tools for outdoor travelers. It is a fairly practical example because it shows the type of AWS-supported systems they tend to build - products that rely on real-time data, cloud infrastructure, and mobile scalability rather than static applications.

Key Highlights:

• AWS mobile app development services

• Work with startups and enterprise clients

• Experience with projects for European and Israeli companies

Services:

• AWS app development

• Mobile development

• Cloud architecture

• Dedicated teams

• AWS recruitment

Contact Information:

• Website: devsdata.com

• E-mail: poland@devsdata.com

• Facebook: www.facebook.com/DevsData

• Twitter: x.com/devsdata

• LinkedIn: www.linkedin.com/company/devsdata/about

• Address: HQ & delivery center DevsData IT Recruitment Agency Poland Al. Jerozolimskie 181B, 5th Floor, 02-222, Warsaw, Poland

4. Elinext

Elinext is a software development company with offices in several European locations, including Poland and Ireland, and a long-running focus on AWS-based software development. Their AWS services cover cloud application development, migration, infrastructure support, cloud architecture design, and modernization of legacy systems. A large part of their work seems tied to enterprise environments where businesses are moving older platforms into AWS without interrupting daily operations.

The company works across industries such as manufacturing, banking, healthcare, logistics, telecommunications, insurance, and education. Elinext also combines AWS development with DevOps practices, AI services, data engineering, and automation tools like AWS SageMaker, Glue, Kendra, and Transcribe. 

Key Highlights:

• AWS application development and cloud engineering

• Legacy system modernization for AWS environments

• AWS migration for servers, applications, and databases

• Long-term enterprise software projects

• DevOps and CI/CD consulting

Services:

• Cloud migration

• AWS consulting

• DevOps services

• AWS development

• Cloud monitoring

• Serverless architecture

• Data engineering

Contact Information:

• Website: www.elinext.com

• E-mail: info@elinext.com

• Facebook: www.facebook.com/elinext

• Twitter: x.com/elinext

• LinkedIn: www.linkedin.com/company/elinext

• Instagram: www.instagram.com/elinext_alliance

• Address: Warszawa, Poland Headquarter Sabały 58, Lokal A1-B1, 02-174

• Phone: +48 22 104 20 98

5. Order Group

Order Group is a software development company from Poland that works with AWS cloud technologies for businesses building web platforms, digital products, and infrastructure-heavy systems. Their AWS application development services focus on scalable cloud environments, backend stability, deployment flexibility, and infrastructure planning. Alongside AWS, the company also works with Azure, which gives their team room to compare cloud approaches instead of pushing a single solution into every project.

The company has worked on systems connected to energy and industrial operations, including a web-based monitoring interface for Kyoto Group AS used in thermal energy storage and power plant management. Order Group also works with machine learning tools, payment systems, cloud integrations, and custom business applications where AWS services help support performance, security, and deployment speed.

Key Highlights:

• AWS software development services

• Experience with cloud-based monitoring systems

• AWS and Azure expertise

Services:

• AWS development

• Cloud architecture

• AWS integration

• Web development

• Infrastructure support

Contact Information:

• Website: ordergroup.co

• E-mail: hello@ordergroup.pl

• Facebook: www.facebook.com/ordergrouppl

• Twitter: x.com/ordergroup_pl

• LinkedIn: www.linkedin.com/company/ordergroup

• Instagram: www.instagram.com/ordergroup

• Address: ul. Chmielna 25 00-021 Warsaw, Poland

• Phone: +48 790-291-813

6. N-iX

N-iX is a technology company that works with AWS cloud systems across areas like migration, cloud-native development, DevOps, analytics, and infrastructure modernization. Their AWS application development services cover both large-scale enterprise environments and cloud transformation projects where businesses need to restructure older systems into more flexible architectures. 

The company also works with AWS-based AI and machine learning tools, including SageMaker, Bedrock, Kendra, and Forecast, alongside cloud monitoring and security platforms. Their cloud projects include workload optimization, AWS migration, data analytics environments, and cost-focused modernization work.

Key Highlights:

• AWS cloud development and modernization

• Serverless and cloud-native architecture expertise

• DevOps and infrastructure automation

• AWS migration and optimization services

Services:

• AWS development

• AWS migration

• Cloud consulting

• DevOps services

• Data analytics

Contact Information:

• Website: www.n-ix.com

• E-mail: contact@n-ix.com

• Facebook: www.facebook.com/N.iX.Company

• Twitter: x.com/N_iX_Global

• LinkedIn: www.linkedin.com/company/n-ix

• Address: London EC3A 7BA, 6 Bevis Marks

• Phone: +442037407669

7. UKAD

UKAD provides AWS development and DevOps services for digital agencies, product companies, and internal engineering teams that need additional cloud expertise or long-term delivery support. The company operates with a fairly delivery-focused structure, where AWS engineers integrate into existing client workflows rather than running projects entirely separately. 

Their AWS stack includes services connected to containers, serverless systems, databases, security, event-driven infrastructure, and machine learning tools like SageMaker and Rekognition. UKAD also works with .NET, React, Vue.js, Angular, Node.js, and headless commerce systems, which makes their AWS work closely tied to product and platform development rather than isolated infrastructure management. 

Key Highlights:

• AWS development and DevOps services

• Dedicated AWS engineers and team augmentation

• CI/CD and infrastructure automation

• Cloud-native application development

• AWS architecture consulting

Services:

• AWS development

• DevOps automation

• Cloud migration

• Infrastructure support

• Team augmentation

Contact Information:

• Website: ukad-group.com

• E-mail: hi@ukad-group.com

• Facebook: www.facebook.com/ukadgroup

• Twitter: x.com/UKAD_Group

• LinkedIn: www.linkedin.com/company/ukad

• Instagram: www.instagram.com/ukad_group

• Address: Stockholm, Sweden Hammarby Allé 150, 120 66

8. Netcorp

Netcorp is a software development company working with AWS cloud infrastructure, cloud-native systems, and DevOps environments for startups, telecom providers, energy companies, and enterprise teams. Their AWS development services cover migration, backend architecture, infrastructure automation, and full-stack cloud applications. The company also provides both staff augmentation and outsourced delivery models, which gives clients some flexibility depending on whether they already have an internal engineering team or need external support from the beginning.

A noticeable part of Netcorp’s AWS work is connected to data-heavy systems and IoT environments. They also contributed to customer data and personalization systems for a Finnish energy company, alongside software connected to electric vehicle charging infrastructure. Netcorp tends to keep its cloud architecture approach fairly direct - secure infrastructure, cost awareness, automation, and simpler system design instead of overengineering everything from day one.

Key Highlights:

• AWS cloud development

• Cloud-native architecture

• DevOps and CI/CD support

• IoT and energy sector experience

Services:

• AWS development

• Cloud migration

• DevOps support

• Infrastructure setup

• Team extension

• Full-stack development

Contact Information:

• Website: www.netcorpsoftwaredevelopment.com

• E-mail: info@netcorp.ee

• Facebook: www.facebook.com/netcorpsoftware

• Twitter: x.com/NetcorpSoftware

• LinkedIn: www.linkedin.com/company/netcorp-llc

• Address: Lõõtsa 8a 11415 Tallinn, Estonia

• Phone: +372 6 555 022

9. Belitsoft

Belitsoft provides AWS development services for companies building cloud-native platforms, healthcare systems, ERP software, analytics environments, and enterprise applications. Their work is strongly centered around scalability, resilience, and infrastructure stability, especially for businesses handling sensitive data or large operational workloads. The company uses AWS services like Lambda, ECS, S3, RDS, Redshift, and DynamoDB to build applications that can scale without requiring constant manual infrastructure management.

Healthcare and analytics systems appear regularly across Belitsoft’s AWS work. The company also works with IoT systems, ERP software, cloud document management platforms, and mobile applications connected to wearable or hardware-based devices.

Key Highlights:

• AWS cloud-native development

• Healthcare and analytics expertise

• Microservices architecture

• AWS security and compliance support

• AI and automation integration

Services:

• AWS development

• Cloud architecture

• Serverless systems

• AWS analytics

• DevOps services

• ERP development

Contact Information:

• Website: belitsoft.com

• E-mail: info@belitsoft.com

• Facebook: www.facebook.com/Belitsoft

• Twitter: x.com/BelitsoftCom

• LinkedIn: www.linkedin.com/company/belitsoft-llc

• Address: 26/28 Hammersmith Grove, London W6 7HA

• Phone: +44 (20) 3318-18-53
  

10. Innowise

Innowise is an international software development company. Their AWS development services cover cloud-native application development, migration, infrastructure management, DevOps automation, cloud monitoring, and security support. The company works with businesses that need to move workloads into AWS environments without turning infrastructure management into a constant internal task.

Their AWS work spans industries such as healthcare, finance, eCommerce, logistics, manufacturing, and media. Innowise builds web platforms, SaaS products, mobile applications, analytics systems, and IoT solutions using AWS services like Lambda, DynamoDB, S3, and Kubernetes environments.

Key Highlights:

• AWS cloud development

• AWS migration support

• DevOps automation

• Cloud-native applications

Services:

• AWS consulting

• AWS development

• Cloud migration

• Infrastructure monitoring

• DevOps services

Contact Information:

• Website: innowise.com

• E-mail: contact@innowise.com

• Twitter: x.com/innowisegroup

• LinkedIn: www.linkedin.com/company/innowise-group

• Address: Pescara 66023, Via N. Adriatica Nord 58, Francavilla al Mare, Italy 

• Phone: +48 787 027 706

11. Andersen

Andersen is a software development company that works on AWS-based systems as part of its broader cloud engineering and application development services. Their teams support businesses in industries like healthcare, logistics, financial services, automotive, media, telecommunications, and retail, combining AWS infrastructure with web development, mobile engineering, DevOps, AI services, and staff augmentation models.

A large part of Andersen’s cloud-related work is connected to scalable enterprise systems, cloud-hosted platforms, and data-heavy applications that require stable backend infrastructure. Their technology stack includes React, Angular, Java, Python, PHP, and cloud-native development tools that fit into AWS environments. Andersen also supports dedicated engineering teams and long-term software delivery for companies that need additional development capacity without building large in-house departments.

Key Highlights:

• AWS cloud engineering support

• Full-cycle software development

• Staff augmentation services

• Enterprise application expertise

• AI and data engineering support

Services:

• AWS development

• Cloud solutions

• Application development

• DevOps support

• AI services

Contact Information:

• Website: andersenlab.com

• E-mail: contact@andersenlab.com

• Facebook: www.facebook.com/AndersenSoftwareDev

• Twitter: x.com/AndersenLabs

• LinkedIn: www.linkedin.com/company/andersen-lab

• Instagram: www.instagram.com/andersen.global

• Address: 18 B3 Pokoju Ave., Kraków, 31-564, Poland

• Phone: +48 22 390 64 08

12. Cyntexa

Cyntexa provides AWS application development services focused on cloud-native systems, serverless architecture, DevOps automation, and enterprise application modernization. The company works with businesses that need scalable cloud applications capable of handling growing workloads without constantly rebuilding infrastructure underneath.

The company also works with cloud security, CI/CD automation, and modernization of older enterprise applications into AWS-based environments. Cyntexa develops applications for industries including healthcare, fintech, retail, and cloud-based business services, often combining AWS infrastructure with integration-heavy workflows and backend automation.

Key Highlights:

• AWS application development

• Serverless architecture expertise

• API integration services

• DevOps and CI/CD automation

• AWS modernization services

Services:

• AWS consulting

• Custom app development

• Serverless development

• API development

• Cloud modernization

• DevOps services

Contact Information:

• Website: cyntexa.com

• E-mail: hello@cyntexa.com

• Facebook: www.facebook.com/cyntexa

• Twitter: x.com/cyntexa

• LinkedIn: www.linkedin.com/company/cyntexa

• Instagram: www.instagram.com/cyntexa

• Address: 584 Castro St #2120 San Francisco CA 94114-2512

• Phone: +1 628 262 4010

13. Storm Reply

Storm Reply focuses on AWS-based application development with an emphasis on cloud-native systems, scalable infrastructure, and modern software engineering practices. Their teams combine infrastructure and software development expertise to build applications that can handle growing workloads while remaining flexible and secure. The company also works with AWS Cloud Development Kit (CDK) and its own internal development framework called Storm Innovator to streamline cloud application delivery and infrastructure management.

Their AWS services cover the full development lifecycle, from analysis and architecture planning to implementation and optimization. Storm Reply supports businesses that need custom cloud applications, SaaS environments, and modernized enterprise systems built around AWS technologies.

Key Highlights:

• AWS Premier Consulting Partner

• Cloud-native application expertise

• AWS CDK experience

• Scalable cloud architectures

• SaaS and PaaS solutions

Services:

• AWS development

• Cloud architecture

• SaaS solutions

• PaaS development

• Infrastructure management

• Cloud consulting

Contact Information:

• Website: www.reply.com

• Facebook: www.facebook.com/ReplyinUK

• Twitter: x.com/Reply_UK 

• LinkedIn: www.linkedin.com/company/reply

• Address: Via Robert Koch, 1/4 20152 Milan, Italy

• Phone: +39 02 535761

14. Euristiq

Euristiq provides AWS consulting and development services for businesses working with cloud-native applications, IoT platforms, analytics systems, and large-scale infrastructure environments. The company works with businesses that need to optimize cloud performance, reduce downtime, and improve infrastructure reliability without rebuilding internal engineering teams from scratch.

Their AWS expertise includes cloud architecture, DevOps automation, AI integration, data analytics, IoT systems, and infrastructure cost optimization. Euristiq develops systems capable of handling large traffic volumes, real-time data processing, and connected device management using AWS services and automation frameworks.

Key Highlights:

• AWS consulting services

• Cloud-native development

• IoT platform expertise

• High-load infrastructure design

• DevOps automation

Services:

• AWS development

• Cloud migration

• DevOps services

• IoT development

• Data analytics

• AI integration

Contact Information:

• Website: euristiq.com

• E-mail: infosec@euristiq.com

• Facebook: www.facebook.com/euristiq

• LinkedIn: www.linkedin.com/company/euristiq

• Instagram: www.instagram.com/euristiq

• Address: Poland, Twarda St, 18, Warsaw, 00-105

15. Uncanny

Uncanny Consulting Services provides AWS development and cloud infrastructure support for businesses looking to improve scalability, operational stability, and cloud performance. Their work includes AWS architecture planning, cloud migration, application integration, managed cloud environments, and infrastructure optimization. Uncanny focuses heavily on building flexible cloud environments that can adapt as operational demands increase over time instead of relying on rigid infrastructure setups.

Their AWS services are structured around continuous monitoring, support, deployment management, and scalable application hosting. Uncanny also works with businesses on cloud-based mobile applications, workflow integrations, and infrastructure automation while maintaining attention to security, uptime, and performance tracking

Key Highlights:

• AWS cloud architecture support

• Managed cloud services

• Continuous infrastructure monitoring

Services:

• AWS consulting

• Cloud migration

• AWS development

• Managed cloud

• App integration

Contact Information:

• Website: uncannycs.com

• E-mail: hello@uncannycs.com

• Facebook: www.facebook.com/uncanny.cs

• Twitter: x.com/uncannycs

• LinkedIn: www.linkedin.com/company/uncannycs

• Instagram: www.instagram.com/uncanny.cs

• Address: Torenallee 45, 5617 BA Eindhoven, Netherlands

• Phone: +1-469-545-5868

16. Rishabh Software 

Rishabh Software provides AWS development services focused on cloud-native applications, infrastructure modernization, and scalable enterprise systems. Their teams work with businesses that need AWS consulting, migration support, DevOps automation, and custom application development for web and mobile environments. They also help businesses align AWS infrastructure with broader operational goals through cloud assessments, architecture planning, and ongoing support services.

Their AWS expertise includes AI-enabled workflows, IoT systems, real-time data pipelines, and legacy modernization. Rishabh Software develops cloud applications designed for performance, scalability, and operational stability while supporting long-term maintenance and optimization after deployment.

Key Highlights: 

• Cloud-native development expertise

• Serverless architecture support

• DevOps and automation services

• Legacy modernization experience

• AI and analytics integration

Services:

• AWS development

• Cloud migration

• DevOps automation

• Mobile development

• Web applications

Contact Information:

• Website: www.rishabhsoft.com

• E-mail:sales@rishabhsoft.com

• Facebook: www.facebook.com/rishabhsoft

• Twitter: x.com/rishabhsoft

• LinkedIn: www.linkedin.com/company/rishabh-software

• Instagram: www.instagram.com/rishabhsoft

• Address: 4th floor, Scottish Provident House, 76 – 80 College Road, Harrow, HA1 1BQ, U.K. 

• Phone: +44 207 031 8422 

17. Digis

Digis provides AWS development services for organizations building cloud-native applications, scalable infrastructure, and automated deployment environments. Their teams support businesses through AWS architecture design, cloud migration, DevOps automation, serverless development, and data engineering.

Their AWS expertise includes CI/CD implementation, Infrastructure-as-Code, microservices architecture, observability systems, and cloud modernization. Digis works with companies that need scalable cloud environments capable of supporting rapid development cycles, distributed systems, and evolving operational requirements.  The company also offers staff augmentation services for businesses that need AWS architects, DevOps engineers, or cloud application developers integrated into existing workflows.

Key Highlights:

• AWS-certified engineers

• Cloud-native application delivery

• DevOps and CI/CD expertise

• Infrastructure-as-Code practices

• Serverless architecture support

Services:

• Cloud migration

• DevOps services

• AWS development

• CI/CD automation

• Staff augmentation

Contact Information:

• Website: digiscorp.com

• E-mail: sales@digiscorp.com

• Facebook: www.facebook.com/digiscorp

• LinkedIn: www.linkedin.com/company/digiscorp

• Address: 22 aleja Jana Pawła II, 00-133, Warszawa, Poland

• Phone: +1 929 342 4696

Conclusion

AWS development has moved far beyond basic cloud hosting. Most companies today are looking for partners that can help them modernize legacy systems, automate infrastructure, improve scalability, and build applications that can actually evolve with the business instead of becoming another maintenance problem two years later. That shift is pretty noticeable across the companies in this list. Some focus heavily on cloud-native engineering and DevOps automation, while others lean more toward enterprise modernization, IoT platforms, AI integration, or long-term infrastructure management. The right fit usually depends less on company size and more on how well their technical approach matches the complexity of the environment you already have.

One thing that stands out across many European AWS development companies is the balance between engineering depth and practical delivery. A lot of teams are no longer treating AWS as just a collection of cloud tools. They are building around observability, cost control, automation, resilience, and operational flexibility from the beginning, which honestly matters much more once systems start growing. Whether the goal is migrating older workloads, building serverless applications, scaling data-heavy platforms, or improving deployment speed, the stronger partners tend to be the ones that can adapt their processes to real operational needs instead of forcing everything into the same delivery model.