21 Best Java Web Development Companies (2026)

Lengreo works with clients on java web development services and builds custom web applications that address real business challenges. Our team takes time to understand the specific requirements of each project and create solutions that support daily operations without adding extra complexity. We handle everything from initial planning through to deployment, always keeping communication open so adjustments can happen naturally as things progress.

We focus on making sure the applications we develop integrate well with other tools and systems that companies already use. Our approach involves careful testing and ongoing refinements to keep things running smoothly over the long term. We listen closely to feedback and make changes that fit the actual needs rather than following a rigid plan. This helps deliver work that feels reliable and easy to manage once it is in place.

Key Highlights:

• Focus on practical Java solutions
• Attention to system connections
• Regular project checks

Services:

• Java web development services
• Web application maintenance
• System integration work
• Performance adjustments

Contact Information:

• Website: Lengreo.com
• Phone: +31 686 147 566
• Email: [email protected]
• Address: Vrijstraat 9 C/D, 5611 AT Eindhoven, Netherlands
• LinkedIn: Lengreo
• Twitter: @Lengreo
• Instagram: @lengreo

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Vention operates as an AI-enabled software development company focused on end-to-end services. The company assembles flexible expert teams that can start projects in under two weeks and deliver on budget while incorporating AI to boost efficiency alongside security practices. Vention builds solutions across various tech areas including AI, blockchain, fintech, and healthtech. This approach brings engineering reliability to each project through what the company calls its Peace of Mind Promise.

The company maintains partnerships with major platforms such as AWS, Google Cloud, Microsoft, and Snowflake. Vention draws on experience from numerous industries and technologies to create custom solutions suited to different business goals. Its work covers software development, SaaS development, web development, QA and testing, along with mobile development. Vention also provides specialized hubs in artificial intelligence, cloud consulting, blockchain, DevOps services, big data, AR/VR, and data engineering. The company supports sectors like fintech, healthtech, ecommerce, and others with tailored business solutions for both startups and enterprises.

Key Highlights:

• AI-enabled human-led teams
• Partnerships with AWS Google Cloud Microsoft Snowflake
• Experience across multiple industries and technologies

Services:

• SaaS development
• Mobile development
• QA and testing
• Blockchain development
• Cloud consulting

Contact Information:

• Website: ventionteams.com
• Phone: +1 (718) 374-5043
• Email: [email protected]
• Address: 575 Lexington Avenue, 14th Floor, 
NY 10022
• LinkedIn: www.linkedin.com/company/ventionteams
• Twitter: x.com/ventionteams
• Instagram: www.instagram.com/ventionteams

OSKI Solutions designs, develops, deploys, and maintains well-engineered software solutions for tech-forward enterprises and ambitious start-ups. The company assists clients in discovering optimal solutions based on their needs. OSKI Solutions offers cloud services with serverless computing, Azure, hybrid and multi-cloud options, along with AWS, Node.JS, and DevOps and CI/CD practices. The company focuses on frontend solutions using React, Vue, Angular, Nuxt, React Native, Next, HTML/CSS, and UI/UX design approaches.

OSKI Solutions harnesses AI for efficiency, automation, and data-driven insights through machine learning, natural language processing, and custom integrations. The company works in industries such as education, logistics and transportation, e-commerce, travelling, energy, and retail. OSKI Solutions delivers web site development in Umbraco and creates all-in-one gamified community and courses apps. The company provides turnkey software development services as a reliable partner for projects.

Key Highlights:

• Cloud services with various platforms
• Frontend solutions and UI/UX design
• AI integrations and industry expertise

Services:

• Web site development
• Gamified community apps
• Artificial intelligence solutions
• DevOps and CI/CD

Contact Information:

• Website: oski.site
• Phone: +48571282759
• Email: [email protected]
• Address: Kaupmehe tn 7, 10114 Tallinn, Estonia
• LinkedIn: www.linkedin.com/company/oski-solutions

SoftPro operates as a digital agency with IT experts focused on cutting-edge technological solutions and custom software development. The company utilizes technologies such as Azure, ASP.NET, .Net Core, and the Microsoft stack for frontend, backend, and CMS platforms. SoftPro creates innovative software solutions for businesses of all sizes with emphasis on scalable and reliable IT offerings. The company follows values of excellence, innovation, integrity, and customer focus in its work.

SoftPro builds custom software solutions tailored to specific business needs with full-stack development for seamless integration and performance. The company develops web applications that are responsive, secure, and scalable using modern technologies like React and Node.js. SoftPro handles cloud development for cloud-native applications, migration, and infrastructure management on platforms like AWS and Microsoft Azure. The company delivers AI-driven solutions in machine learning, predictive analytics, and automation.

Key Highlights:

• Custom software development
• Web application development
• Cloud development services
• Artificial intelligence solutions

Services:

• Frontend and backend work
• CMS platform solutions
• Infrastructure management
• Predictive analytics

Contact Information:

• Website: soft-pro.pl
• Phone: +48 571 282 759
• Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401
• LinkedIn: www.linkedin.com/in/kyrylo-o

N-iX works as a Java software development company with extensive experience in delivering various services. The company helps clients expand engineering capabilities, build new Java-based applications, or modernize existing ones. N-iX creates scalable portable and secure enterprise systems along with platform-agnostic web applications, IoT systems, and cloud-enabled software. The company also handles maintenance, upgrading, enhancement, and cross-technology migration for Java solutions.

N-iX offers access to Java engineers located in multiple sites across Europe and the Americas. The company supports rapid scaling by integrating experts with internal teams based on knowledge from diverse past projects. N-iX provides consulting through business analysts, solution architects, and UX designers who conduct product and business discovery to validate ideas and shape project scope. The company covers the full software development lifecycle using Agile methodologies like Scrum, Lean, Kanban, and SAFe while addressing needs in web applications, mobile applications, Big Data, and complex enterprise solutions.

Key Highlights:

• Java services for enterprise systems and IoT
• Support for maintenance and modernization
• Consulting for project discovery and planning

Services:

• Mobile application development
• Big Data integration
• Cloud-enabled software creation
• Cross-technology migration
• Agile project delivery

Contact Information:

• Website: www.n-ix.com
• Phone: +17273415669
• Email: [email protected]
• Address: Bangalore No.121, Estate Building 7th Floor, Dickenson Road Yellappa Garden, India
• LinkedIn: www.linkedin.com/company/n-ix
• Facebook: www.facebook.com/N.iX.Company
• Twitter: x.com/N_iX_Global

.NET Developers offer dedicated teams of developers who work exclusively on client projects. The company combines developers with different seniority levels and applies deep technical expertise to deliver in time. .NET Developers follow a simple pricing model with an average rate for development hours. The company builds applications within the Microsoft .NET framework using the SOLID design pattern and works on .NET CMS applications with platforms like Umbraco, Sitecore, and Sitefinity.

.NET Developers handle front-end development with JS frameworks such as React, Angular, and Vue to create web solutions. The company maintains communication through forms and responds to inquiries within set timeframes. .NET Developers focus on C# .NET development for various business requirements while reducing costs through efficient team structures. The company acts as a partner for software development needs with experienced 

leadership.

Key Highlights:

• Dedicated development teams
• .NET framework applications
• Front-end development with JS frameworks

Services:

• .NET CMS development
• C# development
• Web solutions creation

Contact Information:

• Website: net-devs.com
• Phone: +48 571 282 759
• Email: [email protected]
• Address: Obrzeżna 1D, 02-691 Warszawa
• LinkedIn: www.linkedin.com/company/net-devs

A-Listware provides skilled and experienced software developers for digital solutions. The company offers software development, application services, UX/UI design, testing and QA, IT consulting, and dedicated development teams. A-Listware handles data analytics, infrastructure services, help desk services, and cybersecurity services while managing cloud-based and on-premises setups. The company works on software development outsourcing, team augmentation, legacy software modernization, and custom software development.

A-Listware delivers enterprise software development, cloud application development, and software product development alongside ERP, CRM, HR software, eLearning software, eCommerce, mobile apps, and data analytics solutions. The company supports web portals, fleet management software, and collaboration tools with expertise in various technologies including Microsoft .NET, Java, and others. A-Listware builds AI solutions, machine learning applications, and intelligent platforms while providing infrastructure management and support services.

Key Highlights:

• Software development and consulting
• Dedicated development teams
• Data analytics and AI solutions

Services:

• UX/UI design
• Testing and QA
• Cloud application development
• Legacy software modernization
• IT consulting

Contact Information:

• Website: a-listware.com
• Phone: +1 (888) 337 93 73
• Email: [email protected]
• Address: North Bergen, NJ 07047, USA
• LinkedIn: www.linkedin.com/company/a-listware
• Facebook: www.facebook.com/alistware

Blackthorn Vision delivers custom Java development services as a seasoned company in the field. The company focuses on building robust enterprise systems and mobile apps that align with specific business needs and user expectations. Blackthorn Vision integrates advanced features such as AI, machine learning, and data analytics into its Java applications. The company maintains transparent communication and workflow from initial consultation through deployment and ongoing maintenance.

Blackthorn Vision leverages frameworks like Spring, Hibernate, and Micronaut for modular maintainable code. The company incorporates DevOps practices with tools such as Jenkins, Docker, and Kubernetes while deploying on cloud platforms including AWS, Google Cloud, and Microsoft Azure. Blackthorn Vision uses databases like MySQL, PostgreSQL, and MongoDB along with testing tools including JUnit and TestNG for application stability. The company also employs monitoring solutions like Prometheus and New Relic to support performance.

Key Highlights:

• Custom Java development for enterprise and mobile
• Integration of AI and data analytics
• Use of modern frameworks and cloud tools

Services:

• Java API development
• Enterprise Java integration
• Java application migration
• Java maintenance and support
• Dedicated Java team allocation
• Web application development

Contact Information:

• Website: blackthorn-vision.com
• Email: [email protected]
• Address: Warsaw ul. Twarda 18, 00-105
• LinkedIn: www.linkedin.com/company/blackthorn-vision
• Facebook: www.facebook.com/blackthornvision
• Instagram: www.instagram.com/blackthorn_vision

ScienceSoft provides Java application development services drawing on years of experience and a sizable team of IT professionals. The company handles design, coding, maintenance, and evolution of Java apps for clients who prefer not to build in-house teams. ScienceSoft conducts business analysis and project planning while creating architecture and tech stack recommendations. The company develops Java web solutions such as ERPs, CRMs, and ecommerce platforms alongside mobile and cloud-native applications.

ScienceSoft supports SaaS development, application modernization, and ongoing software support with performance optimization. The company also offers team augmentation with experienced Java developers who have background in containerized environments and cloud-native practices. ScienceSoft works across numerous industries and applies its in-house expertise in architecture and testing approaches to each project. The company emphasizes practical knowledge from past initiatives to deliver solutions that fit business requirements.

Key Highlights:

• Java web development for various business platforms
• Support for cloud and SaaS applications
• Modernization of legacy Java systems

Services:

• Java mobile development
• Business analysis and planning
• Team augmentation
• Application support and evolution
• Architecture design

Contact Information:

• Website: www.scnsoft.com
• Phone: +1 214 306 6837
• Email: [email protected]
• Address: 5900 S. Lake Forest Drive, Suite 300, McKinney, Dallas area, TX-75070
• LinkedIn: www.linkedin.com/company/sciencesoft
• Facebook: www.facebook.com/sciencesoft.solutions
• Twitter: x.com/ScienceSoft

ELEKS serves as a partner for software delivery with a focus on full-cycle solutions that incorporate advanced technology. The company designs and develops custom software tailored to client visions across different sectors. ELEKS applies expertise in data and AI to help businesses gain insights while supporting areas such as energy management and healthcare transformation. The company builds lasting partnerships through delivered projects and maintains offices in multiple locations.

ELEKS handles projects that range from idea stages to legacy system updates. The company creates bespoke solutions that address specific business needs in areas like intelligent automation and custom development. ELEKS draws on decades of industry experience to shape technology implementations for various use cases. The company supports clients through consultations to match expertise with project requirements.

Key Highlights:

• Full-cycle software design and development
• Work in data AI and industry-specific solutions
• Support for projects at different maturity levels

Services:

• Custom software development
• Data strategy implementation
• Intelligent automation
• Healthcare software solutions
• Energy management systems

Contact Information:

• Website: eleks.com
• Phone: +1-708-967-4803
• Email: [email protected]
• Address: 32 – 34 avenue Kléber, 75116, Paris, France
• LinkedIn: www.linkedin.com/company/eleks
• Facebook: www.facebook.com/ELEKS.Software
• Twitter: x.com/ELEKSSoftware

Mobian builds dedicated engineering teams for production-ready software delivery. The company specializes in mobile and AI solutions for companies in IT, healthcare, fintech, and logistics through outsourcing and outstaffing models. Mobian designs, builds, and scales digital products with clean architecture and documented code. The company handles end-to-end product development covering mobile apps, AI systems, enterprise backends, cloud infrastructure, and QA.

Mobian works on legacy integration and post-launch partnership with bug warranty and scaling support. The company creates scalable architecture for growing user bases and applies domain expertise in regulated industries. Mobian delivers corporate LMS platforms, secure corporate messengers, healthcare platforms, and corporate expense management systems with focus on communication platforms and SaaS solutions.

Key Highlights:

• Dedicated engineering teams
• Mobile and AI solutions
• End-to-end product development

Services:

• Legacy integration
• Scalable architecture design
• Post-launch support
• AI automation systems

Contact Information:

• Website: mobian.studio
• Email: [email protected]
• Address: Harju maakond, Tallinn, Kesklinnalinnaosa, Masina tn 22, 10113
• LinkedIn: www.linkedin.com/company/mobian-studio

Gilzor achieves digital goals with custom software development for startups and small or medium businesses. The company develops web or mobile apps as additional sales channels while automating processes to reduce costs and improve services for loyalty. Gilzor implements new services to add value to products in product studios and stabilizes delivery processes with ongoing support and maintenance. The company provides PoC for growth and technology migration along with UI/UX design that improves conversion rates.

Gilzor performs QA to prevent security and performance issues and outlines go-to-market strategies to gain early users. The company offers idea validation to confirm validity with data for pitch decks and consulting for technology and architecture choices. Gilzor conducts business analysis to match user needs and reduce rework while delivering mobile development for iOS and Android along with full-cycle web development. The company handles research and development for ambitious ideas with latest technologies and provides support and maintenance based on user feedback.

Key Highlights:

• Custom software development
• Idea validation and business analysis
• Mobile and web development

Services:

• UI/UX design
• Quality assurance
• Research and development
• Go-to-market strategy
• Consulting and troubleshooting

Contact Information:

• Website: www.gilzor.com
• Email: [email protected]
• Address: Poland, Warsaw, Office 58, street Adama Mickiewicza 37, 01-625
• LinkedIn: www.linkedin.com/company/gilzor-softwaredevelopment

Perpetual works with clients on java web development services and delivers custom web solutions built on Java technologies. The company focuses on creating stable applications that support business operations and handle various requirements with care. Perpetual listens to project needs and adjusts its work to make sure the final result fits well into existing setups.

Perpetual pays attention to integration points and long-term reliability so the applications continue to perform as expected. The company’s process includes steady communication and practical refinements along the way. This approach helps keep development straightforward and aligned with what clients actually need day to day.

Key Highlights:

• Practical Java-based web solutions
• Attention to integration and reliability
• Steady communication during projects

Services:

• Java web development services
• Custom web application development
• System integration work
• Application maintenance

Contact Information:

• Website: www.perpetualny.com
• Phone: +1-212-904-1497
• Email: [email protected]
• Address: 135 W 26th St, 9A, New York NY 10001
• LinkedIn: www.linkedin.com/company/perpetual
• Facebook: www.facebook.com/perpetualny
• Twitter: x.com/perpetualny
• Instagram: www.instagram.com/perpetual.ny

Clarion Technologies delivers engineering services across AI, cloud, and web areas. The company embeds experienced professionals into client delivery processes to build, modernize, and scale software. Clarion Technologies provides end-to-end solutions from design and development to QA and support. The company works on new builds, modernization projects, and platform evolution with attention to performance and adaptability.

Clarion Technologies handles web engineering with modern frameworks and mobile engineering for Android, iOS, and cross-platform options. The company offers testing and QA services along with cloud engineering for multi-cloud and hybrid setups. Clarion Technologies builds AI solutions including intelligent automation and data analytics platforms. The company creates BI and reporting tools, predictive analytics, and big data systems to support decision making.

Key Highlights:

• Web and mobile engineering services
• Cloud and AI solution development
• Testing and QA throughout projects

Services:

• Custom software development
• Data and analytics platforms
• Automation and manual testing
• Cloud migration and strategy

Contact Information:

• Website: www.clariontech.com
• Phone: +1 (888)-551-0371
• Email: [email protected]
• Address: The Hive, Raja Bahadur Mill Road, Beside Sheraton Grand Hotel, Sangamvadi, Pune – 411001
• LinkedIn: www.linkedin.com/company/clariontechnologies
• Twitter: x.com/Clarion_Tech
• Instagram: www.instagram.com/clarion_technologies

TatvaSoft provides software development capabilities with focus on custom solutions. The company works on projects that involve various technologies for business needs. TatvaSoft delivers services in web and application development areas. The company supports clients through full project cycles from planning to implementation.

TatvaSoft maintains expertise in multiple modern software development technologies. The company applies its knowledge to create tailored digital products. TatvaSoft handles integration and development tasks according to client specifications. The company contributes to projects that require reliable performance and functional applications.

Key Highlights:

• Custom software development
• Web application work
• Technology integration services

Services:

• Application development
• Project planning support
• Solution implementation

Contact Information:

• Website: www.tatvasoft.com
• Phone: +91 960 142 1472
• Email: [email protected]
• Address: TatvaSoft House, Rajpath Club Road, Ahmedabad, Gujarat, 380054
• LinkedIn: www.linkedin.com/company/tatvasoft
• Facebook: www.facebook.com/TatvaSoft
• Twitter: x.com/tatvasoft

BairesDev connects companies with vetted nearshore tech talent for software development needs. The company supplies engineers skilled in many technologies to support scaling of development teams. BairesDev covers front-end development with frameworks like React and Angular along with back-end work using Java, Node.js, and others. The company handles AI and machine learning projects plus mobile development for iOS and Android.

BairesDev offers UX/UI design and QA testing services to ensure software quality. The company supports full-stack coverage across the software development lifecycle. BairesDev works with expertise in over one hundred technologies and programming languages. The company delivers projects for clients in different industries through its network of professionals.

Key Highlights:

• Access to engineers across technologies
• Front-end and back-end development
• AI and mobile application services

Services:

• UX/UI design
• Quality assurance and testing
• Database development
• Generative AI solutions

Contact Information:

• Website: www.bairesdev.com
• Phone: +1 (408) 478-2739
• Address: 195 Montague Street, New York, USA
• LinkedIn: www.linkedin.com/company/bairesdev
• Facebook: www.facebook.com/bairesdev
• Twitter: x.com/bairesdev
• Instagram: www.instagram.com/bairesdev

AgileEngine applies an AI-driven approach to building products with a focus on java web development services. The company offers engineering solutions powered by GenAI and agentic development that include web UI and backend development. AgileEngine works on delivering scalable and maintainable web applications through modern Java technologies and related architectures.

AgileEngine provides consulting on AI architectures along with MVP and PoC development for web projects. The company supports flexible engagement models and delivers based on client backlogs with integrated experts for end-to-end web solutions. This setup allows adaptation to various business challenges through strategic AI application in Java-based web development.

Key Highlights:

• AI-driven custom software development
• Web UI and backend development
• Quality studio for testing solutions

Services:

• Java web development
• Backend development
• Web UI development
• Cloud and DevOps
• AI consulting

Contact Information:

• Website: agileengine.com
• LinkedIn: www.linkedin.com/company/agileengine
• Facebook: www.facebook.com/agileengine
• Twitter: x.com/agileengine
• Instagram: www.instagram.com/agileengine

21century.tech operates as an AI-native software studio that builds production software with senior engineers paired with AI models on every task. The company ships MVPs and features faster through human-reviewed code where seniors handle architecture, design, business logic, code review, QA, security judgment, and accountability while AI manages code generation, boilerplate, tests, documentation, and refactoring. 21century.tech delivers senior-grade quality with startup-grade speed and predictable costs through full human ownership of outcomes.

21century.tech aligns on scope, budget, and timeline during initial briefings before building with daily demos and deploys production-grade code with CI/CD, tests, and documentation to client infrastructure. The company compounds engineer capabilities without replacing them and focuses on human leads with AI amplification for tasks that traditionally took longer. 21century.tech maintains zero AI slop in shipped products through consistent human review processes.

Key Highlights:

• AI-augmented software building
• Human-reviewed code production
• Fast MVP and feature delivery

Services:

• Architecture and design work
• Code review and QA
• Legacy refactoring
• Third-party integrations

Contact Information:

• Website: 21century.tech
• Email: [email protected]

Dreamix focuses on AI-native custom software development with experienced professionals. The company creates bespoke software solutions using various technologies for scalable and secure applications. Dreamix builds business agentic development systems where autonomous agents handle complex tasks with minimal oversight. The company delivers AI, ML, and data engineering services including predictive analytics and cloud-native architectures.

Dreamix commits to understanding specific domain needs and provides end-to-end solutions. The company maintains long-term partnerships through consistent delivery approaches. Dreamix applies agile methodologies in its work while incorporating new technologies for project organization. The company turns raw information into actionable outcomes through data pipelines and intelligent models in production environments.

Key Highlights:

• Bespoke software development
• Business agentic development
• AI ML and data engineering

Services:

• Custom software solutions
• Predictive analytics
• Scalable data pipelines
• Cloud-native architectures

Contact Information:

• Website: dreamix.eu
• Phone: (+359) 884116309
• Email: [email protected]
• Address: Tintyava 15-17 Str., Sofia, Bulgaria
• LinkedIn: www.linkedin.com/company/dreamix-ltd
• Facebook: www.facebook.com/dreamix.eu
• Twitter: x.com/Dreamix_Ltd

Itexus delivers fintech software development services for banking, trading, and wealth platforms with custom enterprise-grade financial systems. The company builds fintech app development for mobile banking, digital wallets, investment apps, and trading interfaces while conducting project audit and rescue for documentation, security, and code quality. Itexus offers product discovery and prototyping with architecture blueprints and fintech UI/UX design for regulated products. The company provides fintech digital transformation consulting and developers for hire through staff augmentation.

Itexus handles AI consulting and implementation for use cases like fraud detection and predictive analytics alongside DevOps and cloud engineering for secure infrastructure. The company manages software support and maintenance with proactive monitoring and quality assurance and testing automation for financial systems. Itexus addresses cybersecurity and compliance for sensitive data with audits and penetration testing while solving issues in legacy modernization and complex integrations for financial environments.

Key Highlights:

• Custom fintech software development
• Fintech app development
• AI consulting and implementation

Services:

• Project audit and rescue
• Product discovery and prototyping
• Fintech UI/UX design
• DevOps and cloud engineering
• Software support and maintenance
• Quality assurance and testing automation

Contact Information:

• Website: itexus.com 
• Email: [email protected] 
• Address: 8, The Green, STE road, Dover, DE 19901, United States
• LinkedIn: www.linkedin.com/company/itexus 
• Facebook: www.facebook.com/itexus 
• Twitter: x.com/ItexusSoft 
• Instagram: www.instagram.com/itexus.soft