The New Way to success. advance. progress.

Since 1999, ADDEX has been delivering end-to-end software development, quality assurance and support solutions to clients ranging from Fortune 500 companies to startups in all stages of funding.

ADDEX is a premier full service Development and Quality Assurance partner, specializing in the development of time-sensitive and innovative SaaS, mobile and on-premises solutions. For our clients software is a critical success factor. To every project, we bring a combination of domain expertise, exceptional engineering talent, rigorous best practices, commitment to protection of client’s IP and accountability of a US company with over two decades of impeccable reputation.

ADDEX Software has successfully delivered well over two thousand solutions to hundreds of clients. Our customers vary from large corporations to dynamic startups, from software vendors and SaaS companies to digital healthcare innovators, app vendors, marketing firms, financial services providers, publishers and educational institutions.

We have perfected a clean, economical approach for entering and exiting development and QA processes at the right time, using the right resources. Our lengthy and extensive track record has equipped us with the ability to provide rapid, cost-effective solutions that blend seamlessly with the product and business strategy, infrastructure analysis, architecture, UX design, rapid development, functional QA, or QA automation – or all of the above.


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The Office

  • Address: ul. Plac Bankowy, Nr. 2, kod 00-095, Warsaw, Poland
  • Phone: +48 57 222 57 36
  • Email: [email protected]