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Updated by anhelina-losik on Aug 29, 2022
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Top custom software development companies

It is a challenge for every developer to create a really good solution, but this ten has stood out for their ultimate quality and excellent client approach over time. Let's take a closer look at our top 10 custom software development companies.


A team of professionals from Portugal, with a staff of about 50. They take on business of any size and support their custom applications. Some of their top satisfied clients have been Apiax, Coca-Cola, Synch, QuartalFS, Fave, AlixPartners, Ovvio, and Audio Test Kitchen.

Besides creating custom software, they also do:

  • User Interface development;
  • MVP;
  • Product Scope.

This US-based full cycle software development company with major European offices in Frankfurt and Warsaw, Innowise Group has been on the market since 2007, and now lists more than 1,000 top-notch IT professionals on its staff. So far, Innowise Group’s professionals have participated in more than 600 projects worldwide. They are both good at developing solutions from scratch and joining on-going projects of other companies with their expertise.


The Software House

It is also a notable custom software application development company. A team of 220+ developers with different skills has great knowledge and provides services in the following directions:

  • Digital product design;
  • Agile development teams;
  • Cloud engineering;
  • Web & mobile development;
  • Quality Assurance;
  • Audit, etc.


The custom software development company is from the US, but they currently have offices in different parts of the world, including India, Australia, and the UAE.

The development team consists of approximately 500 people. They provide the following services:

  • Corporate apps;
  • Advanced web apps;
  • Cross-platform deployment;
  • Consolidation of app information;
  • Analytics and data management;
  • App support and maintenance.


oftware product development company from the United States, Washington County. Their team consists of more than 1000 people and they are engaged in the following activities:

They develop strategies in several categories (Innovation, Augmentation, Modernization, and Digitalization);
Provide solutions (Mobile & Web, User experience, Quality Assurance, Security, and DevOps);
Use new technologies (Artificial Intelligence, Internet of Things, Voice & Language Processing, Chatbots, Data & Insights, AR/VR).



This company has one of the largest staff at the moment, consisting of over 3,500 qualified engineers, and it is based in San Francisco.

They also have many awards like Top 100 Global Outsourcing Providers and Advisors and 2022 Finalist - B2B Customer Experience. The huge number of different awards gives it the right to be in our top software development companies list.



Another offshore software development company from Poland has about 200 employees and advanced developers on its payroll.

They are engaged in the areas of custom software development, specifically:

  • User interface design;
  • Product growth strategy;
  • CTO as a service;
  • Software development itself.


A development team of about 80 people. Despited the relatively small staff size, they have done impressive projects for big companies. They have distinct experts in programming languages like ReactJS, NET, Node.js, React Native, etc.

Right now, Brainhub is mostly engaged in:

  • Custom Program Development;
  • Agile Consulting;
  • Different Types of Design.


Another interesting software developing company from Poland. It was founded in 2010 and has about 250 employees engaged in business application development and verification.

Their main field of activity involves:

  • Mobile applications and web optimization;
  • UI designers;
  • QA testing;
  • Technical consulting;
  • Providing project managers.


This is an interesting nearshore software development company from Artesia, USA. It was founded in 2000 and went from the local to the global market.

Their range of services includes:

  • Software Product Design;
  • App Development;
  • Cloud Services;
  • Custom Development;
  • Modernization of Application.