Top 100 Java Developers
September 2023Looking for a top Java developer?
Using Java to develop your software or solution can be a challenge, especially when you go at it alone.
That's why we've created this list of the best Java development companies for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best Java Development Companies
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1
- $50,000+
- 1,000 - 9,999 employees
- San Francisco, CA
Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.
Clients
- Toptal clients include J.P. Morgan
- Zendesk
- Artsy
- IDEO
Industries
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Toptal developed the app and branding of a sports betting aggregator and scoring engine. The project's main goal was achieving growth for the client company.
"They went above and beyond."
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2
- $50,000+
- 1,000 - 9,999 employees
- L'viv, Ukraine
Sigma Software Group is a software development & consulting partner with headquarters in Lviv, Ukraine, and offices in the USA, Sweden, UK, Canada, Israel, Singapore, UAE, Poland, Latin America, and Portugal. Founded in 2002, the company accounts for over 2000 employees, helping clients from startups to Fortune 500 brands with software product and custom solutions delivery, digital transformation, Big Data, AI/ML, AR/VR, IoT, web & app development services.
Clients
- Volvo
- Scania AB
- KnorrBremse
- AstraZeneca
Industries
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Sigma Software Group has developed a mobile app for an equestrian training company. The app features a streaming service that horse riders can use for digital training.
“We’ve been very satisfied with Sigma Software Group’s work. The current resources are a solid part of our team"
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3
- $100,000+
- 1,000 - 9,999 employees
- North Miami Beach, FL
N-iX is a global software solutions and engineering services company that helps the world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using modern technology. With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies, creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, and more.
Clients
- Fortune 500 companies
- Bosch
- Siemens
- Ebay
Industries
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N-iX provides ongoing staff augmentation services for an agricultural software company. The team has found development resources to join the client's team and expand the functionality of their data warehouses.
"They are a brilliant combination of quality and speed!"
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4
- $50,000+
- 1,000 - 9,999 employees
- Kraków, Poland
Software Mind is a global IT services company headquartered in Krakow, Poland, with offices in Warsaw, Rzeszow, and Bielsko-Biala in Poland as well. Founded in 1999, their team of 116 works with clients from startups to enterprises to offer assistance in custom software development, enterprise app modernization, and BI & big data consulting & SI. They mainly work in the medical and financial services industries.
Clients
- Corelogic
- Dell
- Backbase
- Branch
Industries
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Software Mind augments the staff of a financial services company to provide development services for eight projects. They use .NET, Visual Studio, PFX, C#, JavaScript, and Angular.
"We now share best practices and also learn from each other in different areas."
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5
- $10,000+
- 250 - 999 employees
- Southborough, MA
Trigent is a software development company based in Southborough, MA company, with two additional offices in India. Trigent and its over 500 development experts provide offshore software development, application testing, and ECM consulting to companies for their clients.
Clients
- Navistar
- NEPC
- Honeywell
- HDFleet
Industries
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Trigent Software is improving the business systems of a health products firm. They're now handing the client's CRM and product information systems. They're also set to create a warehouse management system.
"They have a good escalation chain, which allows matters to get sorted right away."
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6
- $25,000+
- 1,000 - 9,999 employees
- Denver, CO
Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others.
Clients
- Expedia
- Xerox
- Toyota
- eBay
Industries
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Itransition is helping develop and design a web and mobile app for a forensic ballistics company, including the entire backend infrastructure. Currently, they’re working on an AIML project as well.
“Excellency is the most important characteristic of Itransition; they apply it to everything they do.”
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7
- $25,000+
- 250 - 999 employees
- Wrocław, Poland
Deviniti is an IT company based in Wroclaw, Poland. The company, founded in 2004, has around 250 specialists who provide custom software development, mobile app development, web development, and cloud consulting & SI services. Deviniti serves midmarket and other-sized companies in various industries, including automotive, business services, and financial services.
Clients
- Credit Agricole Bank Polska S.A.
- Santander Bank Polska SA
- DEKRA
- Carefleet
Industries
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Deviniti built a web app for a logistics company. This involved understanding and researching user stories, implementing UI design improvements, and maintaining an efficient documentation process.
"We were most impressed with their professionalism."
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8
- $25,000+
- 1,000 - 9,999 employees
- New York, NY
Headquartered in New York, Vention is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, Vention has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, Vention's talent pool includes 3500+ engineers with experience in all of the latest technologies.
Clients
- ClassPass
- ZEFR
- Gain Capital (forex.com)
- Merkle
Industries
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Vention provides staff augmentation services to a SaaS solutions provider. The scope includes software and feature development and maintenance across the product line.
"They are all developers capable of delivering their responsibilities."
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9
- $25,000+
- 250 - 999 employees
- Pleasanton, CA
Altoros is a software development company in Warsaw, Poland. Founded in 2001, Altoros' team of over 350 employees specializes in cloud consulting, BI & big data consulting, blockchain and artificial intelligence services.
Clients
- Allstate
- Siemens
- Huawei
- Toyota
Industries
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Altoros has provided staff augmentation services for a software development company. They have hired experts who would transition the frontend of the client's website from Angular to React.
"The deliverables were generally met on time with high quality."
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10
- $50,000+
- 250 - 999 employees
- Berlin, Germany
Edvantis is a software development company based in Lyiv, Ukraine, with additional locations in Wroclaw, Poland and Berlin, Germany.. Founded in 2005, this company has over 200 employees. Services provided by Edvantis include custom software development, application testing, and IT staff augmentation for businesses of all sizes.
Clients
- DocCirrus
- TrustRadius
- COLLENDA
- BigCommerce
Industries
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Edvantis provides software development staff augmentation services for a research software company. The team's goals are achieving cost-effectiveness, improving the product's quality, and bringing innovation.
"I'm impressed by their focus on delivery and customer needs."
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11
- $25,000+
- 1,000 - 9,999 employees
- Kraków, Poland
Ailleron S.A., a digital strategy company, is in Kraków, Poland. The midsize firm was established in 2014. Their team focuses on digital strategy, enterprise app modernization, mobile app development, custom software development, and more.
Industries
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Ailleron built a platform for a bank in three languages. They provided development and support using Vaadin, .NET, Angular, Kotlin, Swift, and Rabbit. Most recently, the team worked on a Vaadin update.
"They know their business, and working with them is a pleasure."
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12
- $5,000+
- 250 - 999 employees
- Wrocław, Poland
Scalo is a software solutions company based in Wroclay, Poland. The company, founded in 2007, has around 500 employees and provides custom software development, IT staff augmentation, web development, application testing, and IT strategy consulting services. Scalo serves mid-market and other-sized companies in various industries that include financial services, IT, and manufacturing.
Clients
- Change Donations
- ELSA
- Satori Analytics
- ING
Industries
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Scalo provides IT staff augmentation services for a digital consulting company. They find suitable candidates for in-house teams and end-client projects, also taking care of technical interviews.
“They’re great at sourcing candidates that fit well with us. Scalo finds right-minded people for our projects.”
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13
- $10,000+
- 1,000 - 9,999 employees
- Plano, TX
Experion Technologies develops software solutions, mobile apps, cloud services, and IoT platforms. Established in 2006 and based in Addison, TX, their 350+ experts have created digital solutions for over 110 clients in the sectors of finance, retail, supply chain, and health.
Clients
- Duracell
- Speedo
- TopGolf
- Bacardi
Industries
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A law firm has hired Experion Technologies for mobile app development. Using C# and Angular, they're building an app for case, document, calendaring, billing, and time tracking management, among other features.
"Experion Technologies' dedication and communication are what distinguish them from other providers."
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14
- $10,000+
- 50 - 249 employees
- Wrocław, Poland
IntexSoft is a computer software firm founded in 2001. Their team of 104 works out of Grodno, Belarus, focusing on software and mobile app development. IntexSoft primarily collaborates with clients in the arts, media, and IT industries.
Clients
- T-Systems
- Apollon
- w&co
- VENUS
Industries
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IntexSoft has developed backend solutions for a healthtech company's mobile app and B2B platform. This involves creating the IT infrastructure in Microsoft Azure.
"They were very easy to communicate with."
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15
- $50,000+
- 250 - 999 employees
- London, United Kingdom
SPD Group is an IT and development company in London, United Kingdom; Kyiv and Cherkasy, Ukraine; and Tel Aviv, Israel. Founded in 2006, they have about 16 employees that serve mostly midmarket and small-business clients in the business, financial, and IT sectors. Services include custom software development, AI, and IoT development.
Clients
- PitchBook Data
- POYNT
- Morningstar
- floLive
Industries
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Working on an iOS and Android application, the SPD Group provides committed development resources in an outsourced staffing model. The assigned developers execute tasks and requirements provided by the client.
"The results are good. Otherwise, we wouldn’t be working with them."
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16
- $10,000+
- 250 - 999 employees
- San Francisco, CA
Awesomed is a data-driven UX/UI design agency based out of San Francisco, Calif., with satellite offices in Los Angeles and San Jose, Calif. The agency was founded in 2015 and has a small team of around 10 employees. In addition to UX/UI, Awesomed also provides web design, programming and scripting, and mobile platform services.
Clients
- Intel
- Uber
- Oracle
- Nutanix
Industries
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A Web3 ecosystem company hired Awsmd to design and develop their website. The team worked on minimalistic and contemporary features with 3D elements. They mainly used Figma to deliver the designs.
“We’ve been truly happy with Awsmd’s work.“
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17
- $10,000+
- 10 - 49 employees
- Dnipro, Ukraine
Broscorp is a software company founded in 2016 and located in Dnipro, Ukraine. The team of fewer than 50 serves small businesses in the IT, financial services, and telecommunications industries. Their services include BI, big data consulting services and SI, as well as custom software development.
Clients
- I2i Practical Communications
- OrangeIndigo Technologies
- GSI
- Jewish Heritage Network
Industries
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Broscorp has designed and developed a mobile application for iOS and Android that allows users to exchange various currencies for Australian dollars. They've also built an administrative accounting platform.
"To date, I think the project has been well-managed from a technological point of view."
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18
- $10,000+
- 1,000 - 9,999 employees
- București, Romania
Tremend Software Consulting is a software engineering company in Bucharest, Romania; Aliso Viejo, Calif.; and Brasov, Romania. Founded in 2005, they have about 337 employees that serve mostly midmarket and small-business clients in the financial, IT, and telecommunications sectors. Services include IT managed services, custom software development, and e-commerce development.
Clients
- Orange
- ING Bank
- Carrefour
- Actility
Industries
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Tremend Software Consulting provides ongoing ecommerce website development for an online shop that sells natural and organic products. The team handles the addition of new functionalities, debugging, and more.
"They were very accessible and knowledgeable about their work."
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19
- $10,000+
- 50 - 249 employees
- Lviv, Ukraine
Binariks is a web and mobile development company with offices in Ukraine and California. Their team of nearly 200 creates custom web, mobile, and big data solutions. Founded in 2014, Binariks works with startups and established businesses across the globe.
Clients
- eMotorWercks/EnelX
- EatStreet
- Edulab
- Pelican Procurement
Industries
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Binariks was hired to implement and maintain Infrastructure as Code (IaC) for a music software firm. The team was responsible for enhancing the backend of the product and supporting the internal engineers.
"They met the expectations of our team regarding hitting sprint commitments."
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20
- $50,000+
- 250 - 999 employees
- Naples, FL
Intetics Inc. is a technology company headquartered in Naples, FL, with offices in Minsk, Belarus, Wilmette, Ill., Krakow, Poland and Kharkiv, Ukraine. Founded in 1995, Intetics' team of 474 employees provides small, midmarket, and enterprise businesses with a variety of different services such as custom software development, mobile app development, and application management & support, among others.
Clients
- Encyclopaedia Britannica
- SugarCRM
- Snap-On
- Würth
Industries
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Intetics Inc. is developing the components of a cybersecurity firm's vulnerability management platform. They've conducted discovery sessions, checked the current app, and listed all the client's requirements.
"Their responsiveness and pricing are impressive."
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21
- $25,000+
- 250 - 999 employees
- Warszawa, Poland
Altkom Software & Consulting, founded in 1998, is a software development company headquartered in Warsaw, Poland, with an additional office in Krakow, Poland. They specialize in custom software development, web development, and application management & support. The company has 130+ employees who work with enterprise, mid-market, and small businesses. The businesses they serve are mostly in the financial services industry.
Clients
- BNP Paribas
- AXA Insurance
- Santander
- Danone
Industries
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Altkom Software & Consulting provided IT consulting services for a private bank. They analyzed strategic business solutions and crucial IT deficiencies, evaluated potential risks, and proposed mitigation plans.
"They worked fast and according to high market standards and solutions."
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22
- $50,000+
- 1,000 - 9,999 employees
- McLean, VA
Founded in 2000, AgileEngine is a software development firm based in McLean, Va with offices in Kiev, Washington, DC, and Beunos Aires. They have more than 200 employees and offer custom software development, app development, and UX/UI design for midmarket clients.
Industries
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AgileEngine augmented a software firm's team to help them develop school administration software using C#, .Net, MS SQL, and AngularJS. They also supported the client in their shift to a SaaS business model.
"I was impressed by a number of aspects of AgileEngine, such as their vast global footprint."
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23
- $1,000+
- 1,000 - 9,999 employees
- Warszawa, Poland
Britenet is a software outsourcing and IT services provider based in Warsaw, Poland. Since their founding in 2006, their team of 700 service providers has delivered custom software development, IT managed services, and IT staff augmentation to their clients.
Clients
- First Data
- Generali
- IGT
- Hewlett Packard
Industries
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Britenet developed a data warehouse on the Microsoft and Pentaho platforms using the following tools: SQL Server Database 2017, Pentaho Data Integration 8.3, and Power BI.
"The way Britenet was involved in the project deserves special appreciation."
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24
- $25,000+
- 250 - 999 employees
- San Diego, CA
EffectiveSoft is a software development company with more than 20 years of professional experience and 300+ employees. Their key competence in recent years has been dedicated to fintech and healthcare. They are headquartered in San Diego and have offices in London, West Burlington, Mass., and Minsk, from which they offer both a local and offshore presence.
Industries
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EffectiveSoft designed and developed a custom mobile app for a .NET programming company. The team was responsible for market research, UI/UX design, prototyping, final testing, and QA efforts.
"The team at EffectiveSoft was highly skilled at managing projects and timely delivery."
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25
- $50,000+
- 1,000 - 9,999 employees
- New York, NY
Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.
Clients
- Samsung
- Johnson & Johnson
- GlobePayroll
- Siemens
Industries
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A ride-hailing company has hired Andersen Inc. to develop two new financial products. The team is responsible for front- and backend development, integrations, testing, and analytics set-up.
"The team is highly flexible and responsive to any business need in no time."
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26
- $25,000+
- 250 - 999 employees
- Gliwice, Poland
Future Processing is a software developer based in Gliwice, Poland. Founded in 2000, they now have more than 900 employees. They specialize in custom software development, web development, and enterprise app modernization for primarily midmarket and small business companies in the healthcare, IT, and transportation industries.
Clients
- Allocate
- Demica
- 4 finance
- Coconet
Industries
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Future Processing provided software development for a mortgage and brokerage startup. The team built an MVP for a tool that could match end customers’ cases with bank rules, regulations, and interest rates.
“The entire team did a really good job.”
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27
- $50,000+
- 1,000 - 9,999 employees
- San Francisco, CA
With offices in San Francisco and development centers across Latin America and the U.S., BairesDev provides end-to-end delivery for its clients. Founded in 2009, their team of over 3,000 seasoned engineers provides web and software development services in addition to managed IT support, staff augmentation, and application testing.
Clients
- Rolls-Royce
- EY
Industries
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An infrastructure services & software provider hired BairesDev for supplementary development expertise. They helped develop the product and used Azure DevOps Server in managing the project.
"They work with our "one band, one sound" philosophy of having a single, integrated team."
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28
- $50,000+
- 250 - 999 employees
- Palo Alto, CA
Waverley Software is a software engineering company headquartered in Palo Alto, Calif. It also has offices in Boston, Kharkiv, Ukraine, Lviv, Ukraine, and Ho Chi Minh, Vietnam. Founded in 1992, Waverley's team of over 80 employees mainly provides midmarket brands around the world with custom software development, mobile app development, and IoT development services.
Clients
- Mozilla
- Qualcomm
- Swisscom
- GroupOn
Industries
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Waverley Software provides UI/UX design and development services for a financial management company. The team assists in the development of a SaaS platform and a scalable AWS application.
"They're experts in their respective fields and proactively share suggestions."
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29
- $50,000+
- 250 - 999 employees
- Pune, India
Talentica Software is an innovative product development company for high-growth companies. With 18 years of experience across various domains of 170 customers, the company has developed deep expertise in AI & Machine Learning, and Blockchain. Expertise in these emerging technologies and understanding the business context help bring product features to life. They have a team of 500+ experienced & handpicked tech experts hailing from the premier engineering schools of India like IITs, NITs & BITs.
Clients
- Mist Systems
- Alphasense
- Tala Security
- Citrus Pay
Industries
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A loan document generation software company has hired Talentica Software for staff augmentation. The team provides development, testing, and migration support to help the client improve their products.
"Their performance has been very good."
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30
- $10,000+
- 50 - 249 employees
- Warszawa, Poland
e-point SA is a software house based in Warsaw, Poland. The company, founded in 1996, has more than 150 employees and provides custom software development, e-commerce development, UX/UI design, and application management & support services. e-point SA serves enterprise and mid-market companies in various industries that include financial services and e-commerce.
Clients
- Santader Bank Polska S.A.
- Google Poland
- ING
- InterCars
Industries
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e-point SA built a digital experience platform for a financial institution. After a business analysis, they collaborated on the development using technologies such as JavaScript and TypeScript.
"They understood our business and goals very well."
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