Top Software Development Companies for Custom Software Development

Between them, the 125 best-ranked of these 126 software development companies cover web development (106), software development (98), web design (92) and mobile app development (68). They also list work in Ahmedabad, Ivano Frankivs'k, Ukraine, Kyiv and Lviv. 125 of them have written a profile you can read before you get in touch.

1. 1

   

   Neologix Software Solutions

   Mobile App Development · Web Development · Software Development · Also in United Arab Emirates

   Neologix Software Solutions is a software development company that today presents itself as UAE-based, working for enterprises and government bodies.

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   Why #1: Founded 2002 · ISO 9001, ISO 27001, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   SimbirSoft Inc

   Web Development · Software Development · Web Design · Also in United States of America

   SimbirSoft is a software company founded in 2001 by four engineers. It grew from a small team into a large firm.

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   Why #2: Founded 2001 · ISO 9001 · Team of 1,500+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Oxagile

   Web Development · Software Development · Web Design · Also in Belarus

   Oxagile is a custom software development vendor that has concentrated on video technology for over twenty years.

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   Why #3: In business 20+ years · Client numbers stated on its own website, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

4. 4

   

   CodeClouds

   Web Development · Web Design · iOS App · Also in United States of America

   CodeClouds is a software development company with teams in India, New Zealand, Australia and the USA.

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   Why #4: In business 17+ years · ISO 9001 · Team of 500+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

5. 5

   

   Mad Devs

   Web Development · Software Development · Web Design · Also in Kyrgyzstan

   Mad Devs is a software engineering company that builds custom software and AI systems for clients across the world.

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   Why #5: Founded 2016 · Team of 120+ · Client numbers stated on its own website, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

6. 6

   

   Objectivity

   Mobile App Development · Web Development · Software Development · Also in United Kingdom

   Objectivity is an international IT company with British roots that has worked with clients on digital change since 1991.

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   Why #6: Founded 1991 · Team of 600+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

7. 7

   

   ASSIST Software

   Web Development · Software Development · Web Design · Also in Romania

   ASSIST Software is a Romanian software company founded in 1992 and based in Suceava.

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   Why #7: Founded 1992 · Team of 350+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

8. 8

   

   Arcadia

   Mobile App Development · Web Development · Software Development · Also in United Kingdom

   Arcadia, which presents itself under the name Software Country, is an international technology company providing custom software development and IT outsourcing.

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   Why #8: Founded 1993 · Team of 550+, as stated on its own website, read 6 Oct 2026

   Not yet on record: client reviews, vetting.

9. 9

   

   IT Craft

   Mobile App Development · Web Development · Software Development · Also in Germany

   IT Craft is a software development outsourcing company that began in 2001 with two people building and maintaining websites.

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   Why #9: Founded 2001 · Team of 330+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

10. 10

    

    ITCube Solutions Private Limited

    Mobile App Development · Web Development · Software Development · Also in India

    ITCube Solutions Private Limited is a technology services, consulting and software development company with offices, customers and partners in several countries.

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    Why #10: Founded 2003 · Team of 600+, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

11. =11

    

    Code Factory Group

    Mobile App Development · Web Development · Software Development · Also in Romania

    Code Factory Group is an independent software company offering custom development and quality assurance.

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    Why #11 (shared): Founded 2004 · Project numbers stated on its own website, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

12. =11

    

    Belitsoft

    Web Development · Software Development · Web Design · Also in Belarus

    Belitsoft is a software development company that builds custom web, mobile and enterprise applications.

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    Why #11 (shared): Founded 2004 · Team of 250+, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

13. 13

    

    Saritasa

    Mobile App Development · Mobile Platforms · IoT · Also in United States of America

    Saritasa is a custom software company headquartered in Newport Beach, California.

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    Why #13: Founded 2005 · Team of 140+, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

14. =14

    

    Litota Labs

    Web Development · Software Development · Web Design · Also in Russia

    Litota Labs is a software development company headquartered in Ulyanovsk, Russia.

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    Why #14 (shared): Founded 2006 · Team of 40+, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

15. =14

    

    8th Light

    Mobile App Development · Search Engine Optimization · Web Development · Also in United States of America

    8th Light is a custom software development firm that has been building products since 2006.

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    Why #14 (shared): Founded 2006 · Team of 100+, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

16. 16

    

    KAI Software Inc (PTE., Ltd)

    Mobile App Development · Web Development · Web Design · Also in United States of America

    KAI Software Inc (PTE., Ltd) builds custom software, mobile apps and web apps, mainly for projects with large data requirements. The company says it was founded in 1994.

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    Why #16: Founded 1994, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

17. 17

    

    SolutionStream

    Mobile App Development · Web Development · Software Development · Also in United States of America

    SolutionStream is a software development agency based in Lehi, Utah, founded in 1996.

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    Why #17: Founded 1996, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

18. 18

    

    Segue Technologies

    Mobile App Development · Web Development · Drupal

    Segue Technologies provides custom IT services, application development and sustainment. It is now part of Tetra Tech and focuses on modernising federal IT programmes.

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    Why #18: Founded 1997, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

19. 19

    

    AROBS

    Software Development · IT Outsourcing · Information Technology · Also in Republic

    Romanian custom software developer serving automotive, aerospace, life science and fintech clients, with its own product lines

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    Why #19: Founded 1998, as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

20. =20

    

    Portland Webworks

    Mobile App Development · Web Development · Drupal · Also in United States of America

    Portland Webworks is an enterprise software development company that has worked since 1999.

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    Why #20 (shared): Founded 1999, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

21. =20

    

    Merixstudio

    Mobile App Development · Web Development · UI/UX Design · Also in Poland

    Merixstudio is a full-stack, agile software team from Poznań, Poland.

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    Why #20 (shared): Founded 1999, as stated on its own website, read 6 Oct 2026

    Not yet on record: client reviews, vetting.

22. =22

    

    Perception System

    Web Development · Software Development · Web Design · Also in United States of America

    Perception System is an IT company that does software development, multimedia and web work. It was formed in March 2001.

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    Why #22 (shared): Founded 2001, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

23. =22

    

    Artisan Crew Engineering

    Web Development · Software Development · Web Design · Also in California

    Artisan Crew Engineering, trading as Artisan Crew Inc., is a software and web firm in Torrance in the Los Angeles area.

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    Why #22 (shared): Founded 2001, as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

24. =22

    

    IntexSoft Software Development

    Mobile App Development · Web Development · Software Development · Also in Belarus

    IntexSoft Software Development is a software product development company serving businesses and IT firms worldwide. It began in 2001 and has roots in Belarus.

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    Why #22 (shared): Founded 2001, as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

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