If you’re in search of reliable and innovative software solutions, check these top custom software development companies by country recommended by the Software Outsourcing Directory.¬†

We understand the importance of finding a perfect partner who can bring your ideas to life. All the companies we mention in this article have a proven track record of delivering advanced and software outsourcing services to your needs.  

So let us introduce you to the finest from around the world right now. Feel free to check out and determine your favorite! 

Top 30 Custom Software Development Companies By Country

Technology is evolving dynamically around the world. Yet, some countries seem to stand out in this competitive industry. 

We will highlight the best custom software development companies by country in this article. Many of them offer global services, so don’t hesitate to reach out to them.¬†¬†


Vietnam’s digital economy is projected to experience a robust compound annual growth rate of 8.9%. This estimation indicates significant technological development in this country, making it a promising destination for investors worldwide. If you are searching for a Vietnamese software development company, consider the best as follows:¬†

Saigon Technology

Company size: 400+


Saigon Technology is the best software solutions company in Vietnam, Australia, Singapore, Switzerland and USA. With more than ten years in the industry, it has established itself as a trusted ally for global clients. 

Saigon Technology has a big team of 400+ top-tier software engineers. Hence, the company stands out for its extensive expertise and knowledge of delivering top-notch software products. 

In 2002, the Vietnam Software Association for Software and IT Services awarded Saigon Technology the prestigious title of Best Outsourcing Company. This accolade underscores its dedication to excellence. 

NashTech Vietnam

Company size: 2,000+


  • Data Solutions
  • Cloud Engineering
  • Maintenance & Support
  • Application Engineering
  • Technology Advisory
  • AI & Machine Learning
  • Business Process Solutions

NashTech has 21 offices around the world, with three in Vietnam. The strategic position allows the company to cater to global clients. Now, it can leverage its global presence to provide innovative solutions with a local touch. 

With a team of over 2,300 engineers, NashTech possesses a vast pool of expertise. Its award-winning teams demonstrate a deep understanding of technology. They also apply their passion to their complex IT projects on a global scale. 

NashTech is also proud to keep up with the latest technology. This effort helps it stay prepared to offer modern business solutions.


Company size: 7,400+


  • Private Sector: Customer Experience, Business Applications, Core Applications & Integration, Data & Insights, Modern Workplace, Cloud & Platforms, and Operations & Application Maintenance
  • Public Sector: Benefits & Payments, Citizen Service, Grant Management, Debt Collection & Refunds, Registration, Case Management, Regulations, Filing & Reporting, Digital Infrastructure, Analytics & Evaluation, Internal Support, Issuing of Certificates and Licenses

Netcompany is a dynamic company founded in 2000. Now, it has developed to become a global leader in digital transformation. With over 7,400 employees from 50 nationalities across 10+ countries, Netcompany brings together a diverse and talented workforce. 

This software solutions company specializes in two sectors: public and private. First, Netcompany helps public authorities navigate the complexities of digital transformation. 

On the other hand, the company also understands the unique challenges you face. Then, it rapidly creates innovative solutions tailored to your specific needs. 

Positive Thinking Vietnam

Company size: 3,200+


  • B.O.T Model
  • Cloud
  • Data & Analytics
  • Digital Workplace
  • Hyper Automation
  • Security
  • Software Product Engineering

Positive Thinking embodies the mindset of solution-oriented thinking. Founded in 2016, this company soon became a global force with over 3,200 local tech specialists in more than 35 countries. 

Positive Thinking serves various industries, including banking, healthcare, retail, insurance, telecom, retail, transportation, and the public sector. Their expertise has made a significant impact in these industries. 

Besides, more than just a name, the Positive Thinking mindset penetrates the company culture. Every coworker shares the same commitment to approaching every situation. 

KMS Technology

Company size: 1,000+


  • AI and Machine Learning
  • MVP Product Development
  • Platform Modernization
  • DevOps
  • Mobile App Development
  • Data Analytics
  • Software Testing¬†
  • Salesforce Development
  • Software Engineering
  • Kickstart

Established in 2009 in both the United States and Vietnam, KMS Technology has made global waves, becoming one of the best custom software development companies in Vietnam. It also earns widespread acclaim for its unrivaled commitment to excellence.

KMS has a suite of companies, including KMS Healthcare, KMS Solutions, and Software Allies. Each subsidiary within the KMS ecosystem focuses on serving clients in their own areas. 

Furthermore, as an offshoring company rooted in Vietnam, KMS Technology accesses the world’s top software talent. Thus, no worries about the quality of its bespoke software development services.¬†


India ranks third globally as an attractive tech investment destination. Here are the top custom software development companies in India.


Company size: 650+


  • IT Consulting
  • Software Development
  • Application Development
  • Legacy Modernization
  • Mobile App Development
  • DevOps Consulting
  • Dedicated Team
  • SaaS Development

RadixWeb is one of the best IT consulting and offshore software companies in India. After 22 years of experience, the company has defisned itself as a reliable assistant for businesses seeking innovative technology solutions. 

RadixWeb has completed over 4,200 projects. Besides, its client base spans five continents and 25 countries. 

Talented developers gather at RadixWeb. They have extensive functional knowledge and expertise in multiple programming languages, from .NET to React. This deep technical prowess allows them to provide superior code quality. 

Besides, RadixWeb ensures its understanding of your business needs. So whether you want to modernize legacy systems or expand your business, this bespoke software development company can satisfy your needs. 


Company size: 600,000+ 


  • Cloud
  • Cognitive Business Operations
  • IoT and Digital Engineering
  • Sustainability Services
  • Consulting
  • Data and Analytics
  • Enterprise Solutions
  • Cybersecurity
  • TCS Interactive
  • TCS and AWS Cloud
  • TCS Enterprise Cloud
  • TCS and Google Cloud
  • TCS and Microsoft Cloud

TSC (Tata Consultancy Services) is a renowned IT services, consulting, and business solutions organization. Over 50 years of operation, it has become a trusted partner to some of the world’s biggest businesses.¬†

As one of the best software development agencies, TSC has a bold global presence across five continents. Besides, the diverse workforce comprising over 600,000 associates from 150 nationalities helps the company optimize its services. 

Currently, there are more than 614,000 employees. TSC also focuses on developing great skills among its staff, with an average of 121 hours of learning per employee every year. This investment ensures that they can lead industry advancements. 


Company size: 250,000


  • Applications
  • Artificial & Augmented Intelligence
  • Cloud
  • Consulting
  • Cybersecurity
  • Business Process
  • Business Solutions
  • Data & Analytics
  • Engineering
  • Infrastructure
  • Design & Experience
  • Digital Marketing & Interaction
  • Sustainability
  • Talent Cloud

Wipro is the oldest company on this list, established in 1945. With a rich history and profound experience, this firm has evolved into a global powerhouse. 

What’s more, Wipro serves clients across 66 countries. The workforce of over 250,000 hard-working employees contributes to its impact.¬†

In addition, Wipro’s expertise spans numerous diverse sectors, like media, communication, automotive, and medical devices, to name a few.¬†

You will also be surprised to find its list of awards and recognitions. Wipro even adds a filter tool to search for its achievements by year. 

CodeBrew Labs

Company size: 650+


  • Premium App Development
  • Mobile App Development Dubai
  • Build Your App
  • Enterprise Software Development
  • Blockchain Development
  • Fintech Development
  • On-Demand Development
  • UI/UX Design e
  • Web Development
  • Growth & Marketing

CodeBrew Labs has been dedicated to accelerating the success of businesses like yours since 2013. With a focus on offering transformative solutions, the company takes pride in empowering over 10,000 firms across 150+ countries. 

CodeBrew Labs can achieve its goals thanks to the high-qualified employees. There are up to 650+ developers, 250 skilled marketers, 200 business analysts, and 300 UI/UX designers. They work diligently to build success for you. 

Moreover, CodeBrew Labs covers more than 35 industries. This bespoke software development company understands the unique challenges of different sectors. Hence, you can receive customized solutions that drive growth. 


Company size: 343,000+ 


  • Application Development and Maintenance
  • Business Process Management
  • Incubating Emerging Offerings
  • Consulting Services¬†

Infosys has an impressive track record of 40 years. It’s not surprising to find out that the company stays at the forefront of driving digital transformation and innovation for businesses globally.¬†

Infosys operates in over 50 countries. The team of more than 343,000 talented employees works hard every day to provide outstanding solutions and services to their clients. 

Besides, since its debut in 1981, Infosys has expanded its reach with 13 subsidiaries around the globe. This expansion strengthens its capabilities to meet the diverse needs of clients. 


The best technological advancements worldwide come from the United States, although they don’t stay here. But yet, this country is undoubtedly one of the strongest hubs for technology. If you want to seek IT-related services in this area, check these top custom software development companies in the USA:¬†


Company size: 3,000+


  • Software Development
  • Mobile App Development
  • Web Development
  • IT Services For Startups¬†

iTechArt is one of the best software companies. Headquartered in New York, the firm now spans over 20 offices with a team of 3,000+ skilled developers. 

Over 20 years in business, iTechArt has proudly served over 500 award-winning clients. The experts work hand in hand with their clients’ in-house engineers. By syncing their efforts, they catapult their operations to new heights.¬†

After the rebrand in May 2023, iTechArt has a new name, Vention. It’s still committed to equipping technology leaders with top-notch talents from renowned tech hubs.¬†

Vention also highlights its portfolio on its official website. So feel free to check them, and you can determine if Vention is your ideal destination.  


Company size: 700+ 


  • Software Development¬†
  • Testing and QA¬†
  • Application Services¬†
  • UI/UX Design¬†
  • Infrastructure Services¬†
  • Data Analytics¬†
  • Digital Transformation¬†
  • Managed IT Services¬†
  • IT Outsourcing¬†
  • IT Consulting¬†
  • IT Support¬†
  • Cybersecurity¬†

ScienceSoft is one of the most experienced IT consulting and software development companies on this list. It started as a small AI product company firm in 1989. Then, in 2002, ScienceSoft transitioned to IT services. 

ScienceSoft has been instrumental in assisting non-IT organizations and software product companies in enhancing business performance. It can also help attract new customers rapidly. 

ScienceSoft works in over 30 industries, including BFSI, healthcare, manufacturing, retail, and more. Hence, it can deliver personalized solutions to specific industry requirements. 

Headquartered in the United States, ScienceSoft operates globally. Its clients can be non-IT enterprises and software product companies.

Saigon Technology USA

Company size: 400+


  • Offshore Software Development
  • AI Development Services
  • SaaS Solution Development Services
  • Web Application Development
  • DevOps Services
  • Software Outsourcing Services
  • Mobile App Development
  • Cloud Migration Services
  • Offshore Software Testing Services
  • Software QA Testing
  • Custom Software Development
  • Software Product Development
  • MVP Development Services
  • PoC Development Services¬†

We have mentioned Saigon Technology as one of Vietnam’s best custom software developer companies. Yet, if you are looking for the same service in America, this company can also help.¬†

Since 2016, Saigon Technology has made significant strides in the realm of software development offshoring and outsourcing services. The company has established over 50 dedicated offshore teams in Australia, North America, Singapore, and Europe. 


Company size: 500+


  • Custom Software Solutions
  • Product Development
  • Managed Software Engineering
  • R&D
  • Quality Assurance
  • Scalability of Delivery¬†

Oxagile has come a long way since its inception in 2005. Starting as a promising tech startup, the company has evolved into a mature company with more than one billion users worldwide. 

Oxagile has a broad knowledge base spanning over 30 verticals and business domains. The expertise allows it to assist businesses in running at their best.

Over 17 years, Oxagile has served a massive clientele of more than 450 clients, including Forbes 2000 and Fortune 500 customers. 

Besides, its commitment to information security is noticeable. The ISO 27001 certification ensures the highest corporate standards in this regard.  

Congero Technology Group

Company size: 40+


  • Oracle Consulting
  • Staff Augmentation
  • Cloud Migration & Automation
  • Robotic Process Automation
  • Software Development¬†

Operating in seven countries, Congero Technology Group is always one of the best providers of innovative billing solutions in the United States. Even with only 35 talents, the company has a notable standing in the industry. 

Among its products, Congero Cloud appears to be the most special one. It’s a rebuilt certified integration that seamlessly connects Oracle Billing and Revenue Management, Braintree payment, Salesforce CRM, Avalara taxation, and your company’s ERP platform. This end-to-end ecosystem revolutionizes your lead-to-cash processes. You will, therefore, have a streamlined and efficient workflow.¬†

The USA has the best technological advancements


For the twelfth year in a row, Switzerland retains its global leadership in innovation. And here are the five biggest software development companies in Switzerland:  

STS Software GmbH

Company size: 300+


STS Software GmbH has an engineering team with both local Swiss and international software development talents. The leadership apparatus tries every day to improve the skills and expertise of their team. 

STS Software GmbH has brought numerous software products to the market. All of those achievements come from the well-planned process and full lifecycle software development capabilities. 

STS confidently serves clients in major global powers. The experience enables the employees to offer the best solutions across various industries and geographies. 

Furthermore, there are more than 350 skilled software engineers onboard. STS also leverages the talents of Vietnamese professionals to drive their mission of leading the game.

Open Technologies Solutions


  • Identity and Access Management
  • Data Integration, Analysis and Management
  • Incentive Compensation Management
  • CRM
  • Secure Data Exchange
  • Cloud Solutions
  • Integration Solutions and Business Process Automation
  • Corporate Portal and Collaborative Tools

Another great option for those who seek a prominent software development company in Switzerland is Open Technologies Solutions. The portfolio of over 300 big projects, with 30 international ones, has helped the company garner a solid background. 

95% of its customers choose to work with Open Technologies Solutions again. This testament proves that the company aims to have long-term relationships with its clients. 

Moreover, Open Technologies Solutions has been in the industry for over 15 years. Its skilled software development team possesses all the expertise needed to create apps for multiple platforms. 

KI Group Suisse

Company size: 300+ 


  • Digital Transformation: Venture Creation, Digital Product and Channel Development, and Business Development and Talent Management¬†
  • Software & Cloud: Technology Modernization, Technology Modernization, and Technology Modernization¬†
  • Agile Frameworks & Execution: Data Management, Customized Solutions and Structures, and Digital Enablement and Transformation
  • Data Products & Platforms: Modern Project Steering, Framework & Product Execution, and Tech & Data Enablement

KI Group Suisse is among the best mobile app development companies you can find in Switzerland. The team of more than 300 IT experts contributes to the capacity of the company to handle complicated projects. 

With over two decades of experience, KI Group Suisse unlocks unique business opportunities for its clients. Its history of success shows how devoted it is to providing top-notch services. 

The targeted expertise enables the company to comprehend the specific demands of Switzerland’s industry leaders. Based on that, it can come up with solutions that prioritize customers.¬†


Company size: 240+ 


  • Development: Consulting, Hardware, Software, and Display & Control Module
  • New Product Introduction: Consulting, PCB Design, Fast Prototyping, and NPI Process
  • Serial Manufacturing: Consulting, PCB Assembly, Device Assembly, and Test Engineering

IFTEST started as an engineering agency specializing in test equipment. Since 1982, the company has experienced remarkable development and turned into a global EMS provider. 

IFTEST employs a team of 240 professionals. They work in two locations, Switzerland and Slovakia, to serve clients globally. 

The team members are well-versed in the most advanced Quality Management methods. Cutting-edge inspection technologies are pivotal elements of success.  


Company size: <50 


  • Cloud DNA
  • IT Consulting
  • Training
  • Software Development
  • Web Development
  • Digital Mind
  • Infrastructure And Dynamic Monitoring
  • Agile Transformation
  • Oracle Database Service

WideSide can solve all IT outsourcing needs by providing consulting services. This company is a part of Codeway, which combines the expertise and visions of multiple companies. Meanwhile, Codeway tries to preserve the individuality of each established entity.

Since 2020, WideSide has collaborated with many renowned Swiss businesses in different industries. Its collaborative approach is a big plus. 


Australia also amazes the world with its achievements in technology. There are many bespoke software development companies here, but the following always remains on the top: 

ODS Group Pty

Company size: <500


ODS Group has a special talent for bringing together outstanding programming teams. With more than ten years of experience, they have gained deep expertise in software development.

What’s truly remarkable is its ability to quickly find and engage developers, which will pleasantly surprise you. Your projects can go smoothly, thanks to team engagement.¬†

Besides, ODS Group feels proud of its professionals who are highly skilled in their areas. The company also encourages its employees to improve and maintain their expertise between projects continually. 

Appello Software

Company size: 80+


  • Healthcare Software Development
  • Education Software Development
  • iOS App Development
  • UX/UI App Design
  • Custom Software Development
  • Android App Development
  • FinTech Software Development

Appello, established in 2016, has built a stellar track record with 140 successful projects under its belt. The agency also takes pride in its 100% customer satisfaction rate. 

You’ll be delighted to explore their impressive portfolio when you visit Appello’s official website. It’s a good way to highlight the company’s ability to transform brilliant ideas into user-friendly solutions.¬†

In addition, working with Appello, you will engage in a three-stage working process. This management method guarantees a comprehensive experience throughout the development process.


Company size: 500+


  • Infrastructure
  • Software Development
  • Advanced Tech
  • Advisory
  • Maintenance And Support
  • Security And Compliance

Fingent houses over 500 tech specialists proficient in diverse technologies and frameworks. And with the rich experience of 18 years, the company has successfully completed 800+ projects. 

Before any project, Fingent tries to understand your business landscape. With that thought in mind, the staff will thoroughly analyze your business requirements to offer your tailored solutions. 

At Fingent, security is a top priority. The company provides secure workstations for development and testing. Hence, you won’t have to be concerned about your precious data.

Working Mouse

Company size: <25


  • Software Development
  • Legacy Projects
  • Product Design
  • Software Modeling

Based in Brisbane, Working Mouse is now assisting clients throughout Australia in achieving their strategic goals. Since its establishment in 2013, the Australian-owned company has developed strongly. 

One of its notable achievements is the award-winning Codebots technology. This invention enables Working Mouse to streamline the development process. Its team can then focus on building creative solutions effectively. 

Working Mouse works closely with its clients to understand their unique requirements. The key is the team of experienced designers, developers, and project managers. 

EB Pearls 

Company size: 300+


  • Mobile Apps
  • Website Design
  • eCommerce
  • Staff Augmentation
  • Quality Assurance
  • DevOps

EB Pearls is among the top custom software development companies in Australia. With a wealth of industry expertise spanning over 17 years, the company has become a reliable ally for businesses seeking exceptional software solutions.

EB Pearls is operating across multiple offices and development centers globally. The global reach allows the company to leverage its skills to deliver top-notch solutions to clients worldwide. 

With over 4,200 completed websites and 72 international awards, EB Pearls has demonstrated its ability to deliver successful projects. The reliability helps it grow and expand its customer base. 


Singapore maintains its rank as the world’s second most digitally competitive nation. Let’s explore the top custom software development companies in Singapore.¬†¬†

TechTIQ Solutions Pte

Company size: <25


TechTIQ Solutions Pte has made its mark by developing over 300 mobile and web apps across various industries. The cutting-tool tools offer clients a wide array of functionalities and services. 

TechTIQ Solutions has been working in the outsourcing software industry since 2017. The company also earns its reputation for providing excellent customer support with round-the-clock assistance, free consultation services, and competitive rates on all projects. Clients can rely on this service provider for ongoing support. 

The company is also proud of its efficient staff. They have a solid technical background and deep dedication to work. That’s why TechTIQ can satisfy more than 150 clients.¬†¬†



  • System Development
  • Mobile App Development
  • Excel/Access Macro Programming
  • Design UI/UX
  • nopCommerce Development

As a top IT solutions provider, SEA aims to help businesses in South East Asia by offering complete software services. Its focus is on SMEs and MNCs located in Singapore. 

SEA was founded in 2017. Since then, the company has tried to promote its reputation in South East Asia. It even built Offshore Development Centres in Nepal and Indonesia to provide customized and cost-effective solutions. 

Besides, SEA combines its expertise with a thorough understanding of the local market dynamics. Its objective for this strategy is to offer innovative services for businesses. 


Company size: <50 


  • User Experience
  • Interface Design
  • Consultancy
  • Mobile Development
  • Web Development
  • CMS
  • Emerging Tech
  • Coaching

Codigo is an award-winning mobile application developer based in Singapore. It also has offices in Vietnam and Myanmar. With a strong presence in those regions, the company can provide localized solutions. 

Codigo is famous for its complete end-to-end solution for numerous digital touchpoints, too. Whether you need mobile apps, web portals, or touchscreen kiosks, the expert team of the company can bring your vision to life. 

Besides, Codigo proudly features 5% of its published projects on its website. Thus, you can take a look at its capabilities. 

Behind the success of Codigo is a team of brilliant minds. Their passion for technology drives them to innovate boldly constantly. 


Company size: <50 


  • Mobile App Strategy: Design Sprints, User & Stakeholder Research, Competitive Landscape Analysis, Product Recovery Workshops, Usability Testing, and Interactive Prototyping
  • Design: App UI Design, UX Exploration, MVP Prototyping, Design System Development, and Usability Research & Reporting
  • Development: Mobile Apps, Software Development, Digital Transformation, Enterprise Deployment, CMS & Business Intelligence Dashboards, and Expertise in iOS & Android
  • Maintenance: Monitoring, Aspiration Roadmaps, Product Updates, and Regular Reviews¬†

Buuk is a pioneering digital design and development company. Since its inception in 2007, the company has contributed to shaping the digital landscape. 

Buuk delivers customized solutions to both B2C and B2B clients. Creating custom digital services and products is the ultimate goal of the company to meet its clients’ unique needs.¬†

After years of operation, Buuk has offices in Singapore and Vietnam. The strong presence in both areas allows it to cater to clients’ requirements.¬†

As Buuk celebrates its 10th anniversary, the company continues to push boundaries in its digital solutions. Its forward-thinking approach plays a vital role in its success.  


Company size: 100+


  • Mobile Applications¬†
  • Web Applications¬†
  • Social Applications¬†
  • Blockchain
  • Penetration Testing
  • Big Data
  • Cloud Computing
  • Business Intelligence¬†

Vinova has worked in the industry for 13 years. The company has expanded its operations and now boasts a team of over 150 skilled developers and engineers in both Singapore and Vietnam. 

Vinova’s mobile apps serve millions of users in Singapore. Its portfolio includes renowned apps like The Business Times, Prudential, and STOMP. These apps are an essential part of users’ lives.¬†

Besides, Vinova is recognized as one of Singapore’s top Mobile Applications Development Companies. It owes its success to the unwavering support of loyal clients and exceptional employees.¬†



After exploring the top 30 custom software development companies by country, you may have your winner. The good news is that they all provide high-quality services. So consider carefully before choosing your best bet. 

Hopefully, you will find this article helpful. For any further information, please feel free to ask. Thank you for reading!