Top Software Development Companies for Linux

Between them, the 10 software development companies on this page cover web development (3), .NET (3), cloud (3) and mobile app development (2). 10 of them have written a profile you can read before you get in touch.

1. =1

   

   N-iX

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

   N-iX is a software development company that began in Lviv, Ukraine, in 2002 as a product start-up called Novellix.

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   Why #1 (shared): Founded 2002, as stated on its own website, read 6 Oct 2026

   Not yet on record: client reviews, vetting.

2. =1

   

   LC Technology International

   external

   LC Technology International helps home users and professionals get back files after data loss, using both downloadable software and hands-on lab work.

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   Why #1 (shared): In business 24+ years, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   We Know IT

   Web Development · Software Development · Web Design · Also in Sweden

   We Know IT is a Swedish technology firm that works with growing companies. It has served clients since 2008, from start-ups and municipalities to listed businesses.

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   Why #3: Founded 2008, as stated on its own website, read 6 Oct 2026

   Not yet on record: client reviews, vetting.

4. 4

   

   Agencja Interaktywna Mateusz Wtorek

   WordPress · SEO

   Over twelve years, Agencja Interaktywna Mateusz Wtorek has focused mainly on online shops, building, changing and extending stores on WooCommerce for WordPress, PrestaShop and…

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   Why #4: In business 12+ years, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

5. 5

   

   Cardinal Intelligent Systems

   AWS

   Cardinal Intelligent Systems builds bespoke software and runs managed IT services for the banking and fintech sector.

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   Why #5: AWS partner, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

6. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
7. –

   

   Afterthought Software

   Automation · Manufacturing · Also in Bristol

   Afterthought Software is a small software and hardware development company in Bristol.

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8. –

   

   AR Computers

   Cloud · SEO · Backup

   AR Computers provides managed IT services and technology consulting in Melbourne, trading under Melbourne Tech Group PTY LTD.

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9. –

   

   CUC Software, Inc.

   Cloud · Automation · Analytics

   CUC Software, Inc., also known as CUCsoft, develops and supports business software and information systems.

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10. –

    

    iDalko

    external · DevOps

    iDalko is a Platinum Atlassian Solutions Partner that helps organisations improve workflows and collaboration. It is active in the Benelux and works with companies of all sizes.

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11. Joined since the Q4 2026 edition. These listings arrived after the edition was ranked; they get a place at the next one (January 2027).
12. –

    

    Firia

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

    Firia designs and builds the technology behind connected products, from the electronics and firmware inside a device to the cloud software and dashboards that collect its data.

    Write a review

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