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Published: Jul 6, 2026

15 Best Fintech Software Development Companies in Texas, USA (2026)

July 6, 2026
Read 9 min

Fintech companies in Texas work with software partners that build financial platforms, mobile applications, payment systems, and enterprise solutions. The companies below focus on fintech-related development services, financial technology projects, or software engineering for banking and financial organizations.

Itexus

1. Itexus

Itexus builds custom fintech software for banking, trading, wealth management, payments, lending, insurance, and digital asset products. It works on regulated financial systems, complex integrations, legacy modernization, and AI-powered solutions. Its services include fintech and mobile banking development, digital wallets, and trading platforms. It also covers UI/UX design, cloud engineering, QA, and support.

Itexus has delivered fintech projects for financial organizations. Its teams work with Java, .NET, Python, React, cloud platforms, and containerized infrastructure.

Key Facts

  • Best for: Enterprise fintech products and financial software platforms
  • Core services: Fintech software development, fintech app development, banking software, trading platforms, AI consulting
  • Specialization: Regulated financial products, integrations, modernization
  • Industries: Banking, investments, payments, lending, insurance
  • Location: United States and international markets

Contact Information

Praxent

2. Praxent

Praxent works only on financial technology consulting and engineering. It builds digital products for banking, lending, payments, insurance, wealth management, and fintech SaaS businesses. Its services include software development, mobile apps, systems integration, and cloud solutions. It also offers DevSecOps, QA, and outsourced engineering teams.

Based in Austin, Texas, Praxent helps financial services companies launch new products or modernize existing platforms.

Key Facts

  • Best for: Financial services companies building or modernizing digital products
  • Core services: Fintech consulting, software development, mobile apps, integrations, cloud engineering
  • Specialization: Banking, lending, payments, wealth management
  • Location: Austin, Texas

Contact Information

  • Website: praxent.com
  • Email: moc.tnexarp@olleh
  • Phone: 512-553-6830
  • LinkedIn: www.linkedin.com/company/praxent
App Maisters

3. App Maisters

App Maisters is a Houston-based software company. It builds mobile apps and enterprise software, handles integrations, and runs digital transformation projects. It has worked on banking and finance projects, including online banking apps and other financial technology.

Its services also include blockchain solutions, cryptocurrency and wallet development, software consulting, and enterprise application development.

Key Facts

  • Best for: Mobile fintech applications and digital transformation projects
  • Core services: Mobile development, software development, blockchain, integrations
  • Specialization: Banking applications and enterprise solutions
  • Location: Houston, Texas

Contact Information

  • Website: www.appmaisters.com
  • Email: moc.sretsiamppa@selas
  • Phone: (888) 391-8184
  • Address: 11111 Katy Fwy, Suite 910, Houston, TX 77079
  • LinkedIn: www.linkedin.com/company/appmaisters
  • Twitter: x.com/AppMaisters
  • Facebook: www.facebook.com/AppMaisters
Zibtek

4. Zibtek

Zibtek builds custom software and supplies dedicated engineering teams to businesses creating digital products. It also modernizes applications and supports companies with complex technology needs.

Fintech teams can use Zibtek to add engineering capacity, get help with product development, or modernize existing software.

Key Facts

  • Best for: Companies needing software engineering teams
  • Core services: Custom software development, dedicated teams, application development
  • Specialization: Enterprise software projects
  • Location: Houston, Texas

Contact Information

  • Website: www.zibtek.com
  • Address: 14193 South Minuteman Drive SUITE 100 Draper, UT 84020, USA
  • Phone: + 1 (385) 436 - 1772
  • Email: moc.ketbiz@olleh
  • LinkedIn: www.linkedin.com/company/zibtek
  • Facebook: www.facebook.com/Zibtek
  • Twitter: x.com/zibtek
Geniusee

5. Geniusee

Geniusee provides software engineering for financial services and other industries. It does custom software development, cloud solutions, AI projects, and digital product development.

In fintech, it builds and supports financial technology products and platforms.

Key Facts

  • Best for: Fintech companies needing development teams
  • Core services: Custom software development, AI solutions, cloud engineering
  • Specialization: Financial software and digital products
  • Location: Texas market coverage

Contact Information

  • Website: geniusee.com
  • Address: 1108 Lavaca St. STE 110-750. Austin, TX 78701
  • Email: moc.eesuineg@ofni
  • Phone: +1 239 789 8279
  • LinkedIn: www.linkedin.com/company/geniusee
  • Facebook: www.facebook.com/geniuseesoftware
Ascendix

6. Ascendix

Ascendix is a Dallas-based company that builds custom software products, web and mobile apps, APIs, and enterprise platforms. Its clients often need data processing, automation, integrations, or complex business workflows.

Ascendix is a good choice for companies that want a software engineering partner in Texas. Its main focus is real estate technology. Still, its custom development work can help financial organizations build internal platforms or specialized apps.

Key Facts

  • Best for: Custom software development and enterprise applications
  • Core services: Software development, web applications, mobile apps, APIs, integrations, cloud solutions
  • Specialization: Business software platforms and industry-specific applications
  • Location: Dallas, Texas
  • Notable strength: Long-term experience building custom software products

Contact Information

  • Website: ascendixtech.com
  • Phone: +1 888-346-3276
  • Address: 12222 Merit Drive, Suite 1550, Dallas, Texas 75251
  • LinkedIn: www.linkedin.com/company/ascendix-tech
  • Facebook: www.facebook.com/ascendixtech
  • Twitter: x.com/ascendixtech
ScienceSoft

7. ScienceSoft

ScienceSoft offers software development and IT consulting to financial organizations. It builds custom applications and works on data analytics, cybersecurity, cloud services, and software modernization.

Key Facts

  • Best for: Financial organizations requiring long-term technology support
  • Core services: Software development, analytics, cybersecurity, cloud engineering
  • Specialization: Enterprise systems
  • Location: Texas market coverage

Contact Information

  • Website: www.scnsoft.com
  • Email: moc.tfosncs@tcatnoc
  • Phone: +1 214 306 68 37
  • Address: 5900 S. Lake Forest Drive, Suite 300 McKinney, Dallas area, TX-75070
  • LinkedIn: www.linkedin.com/company/sciencesoft
  • Facebook: www.facebook.com/sciencesoft.solutions
  • Twitter: x.com/ScienceSoft
Improving

8. Improving

Improving builds custom software and offers technology consulting. It helps organizations with application development, cloud solutions, and engineering for complex digital products.

Key Facts

  • Best for: Businesses needing software consulting and development
  • Core services: Custom software development, cloud services, technology consulting
  • Specialization: Enterprise applications
  • Location: Texas

Contact Information

  • Website: www.improving.com
  • Address: 5445 Legacy Drive #100 Plano, TX 75024
  • Phone: (214) 613-4444
  • Email: moc.gnivorpmi@selas
  • LinkedIn: www.linkedin.com/company/improving-enterprises
  • Facebook: www.facebook.com/improvingdallas
  • Instagram: www.instagram.com/lifeatimproving
  • Twitter: x.com/improving
Syberry

9. Syberry

Syberry is a software company in Austin, Texas. It builds custom applications and enterprise platforms for businesses with complex technical needs. Its services include web and mobile development, quality assurance, and software modernization.

Its engineers build business apps that need integrations, data processing, and reliable architecture. For fintech clients, Syberry can build financial platforms, internal systems, customer apps, and workflow automation.

Key Facts

  • Best for: Custom enterprise software and fintech-related applications
  • Core services: Custom software development, web development, mobile apps, QA, software modernization
  • Specialization: Business applications and complex software systems
  • Location: Austin, Texas
  • Notable strength: Experience building tailored software solutions for U.S. businesses

Contact Information

  • Website: www.syberry.com
  • Address: 5910 Courtyard Dr. STE 105 Austin TX 78731
  • Phone: (512) 400-0056
  • Email: moc.yrrebys@tcatnoc
  • LinkedIn: www.linkedin.com/company/syberry

10. Bottle Rocket

Bottle Rocket builds digital products and apps for enterprises. It creates mobile and web applications and helps organizations build customer platforms and connected software.

Key Facts

  • Best for: Companies developing mobile-first financial products
  • Core services: Mobile development, product design, software engineering
  • Specialization: Digital applications
  • Location: Dallas, Texas

Contact Information

  • Website: bottlerocketstudios.com
  • Phone: 214 310 1800
  • Address: 14841 Dallas Parkway, 8th Floor Addison, TX 75254
  • Email: moc.soidutstekcorelttob@olleh
  • LinkedIn: www.linkedin.com/company/bottle-rocket
  • Instagram: www.instagram.com/_bottlerocket
Kellton

11. Kellton

Kellton builds enterprise applications, digital platforms, and custom software. It works with financial services organizations on application development, system integration, cloud solutions, and digital transformation.

Fintech organizations can turn to Kellton for custom platforms, connected systems, or modernization support, drawing on its enterprise software experience.

Key Facts

  • Best for: Enterprise fintech platforms and custom business applications
  • Core services: Custom software development, application modernization, integrations, cloud solutions
  • Specialization: Enterprise software and digital transformation
  • Industries: Financial services, technology, healthcare

Contact Information

  • Website: www.kellton.com
  • Address: 5600 Tennyson Pkwy, Suite# 245 Plano, TX 75024
  • Phone: 1.844.469.8900
  • Email: moc.notllek@ofni
  • LinkedIn: www.linkedin.com/company/kellton
  • Twitter: x.com/kelltontech
TatvaSoft

12. TatvaSoft

TatvaSoft is a Dallas-based company that builds custom software for financial services and other industries. It develops enterprise applications, web platforms, mobile solutions, and systems that run business operations.

Its financial services projects involve secure applications, integrations, and software architecture that scales.

Key Facts

  • Best for: Enterprise software development and financial applications
  • Core services: Custom software development, web development, mobile applications, enterprise solutions
  • Specialization: Business software systems
  • Industries: Financial services, healthcare, insurance, retail
  • Location: Dallas, Texas

Contact Information

  • Website: www.tatvasoft.com
  • Address: 17304 Preston Road, Suite 800, Dallas, Texas, 75252
  • Phone: +1 503 832 4034
  • LinkedIn: www.linkedin.com/company/tatvasoft
  • Facebook: www.facebook.com/TatvaSoft
  • Twitter: x.com/tatvasoft
TharLogic

13. TharLogic

TharLogic builds custom software, enterprise applications, and fintech platforms. Its services include payment platforms, workflow automation, web and mobile apps, and software integrations.

Clients come to TharLogic for software that runs operations, customer-facing platforms, and financial technology projects.

Key Facts

  • Best for: Custom fintech platforms and enterprise applications
  • Core services: Fintech software development, payment solutions, web applications, mobile development
  • Specialization: Business software and financial platforms
  • Location coverage: Texas

Contact Information

  • Website: tharlogic.com
  • Email: moc.cigolraht@ofni
  • Phone: +91 78500 15803
  • Address: 23 Main Market, Badsam Bypass Road, Sanchore - 343041(Raj) INDIA
  • LinkedIn: www.linkedin.com/company/tharlogic
  • Facebook: www.facebook.com/tharlogic
  • Instagram: www.instagram.com/tharlogic
  • Twitter: x.com/TharLogic

14. Gmware

Gmware develops fintech software from its Austin office. It builds financial platforms, payment solutions, banking applications, and compliance-focused software. Its projects with fintech businesses involve secure systems, integrations, and cloud-based solutions.

Its work covers payment flows, lending platforms, KYC integrations, banking APIs, and financial app development.

Key Facts

  • Best for: Fintech startups and financial platforms
  • Core services: Fintech software development, payment systems, banking solutions, cloud development
  • Specialization: Secure financial applications
  • Location: Austin, Texas

Contact Information

  • Website: gmware.com
  • Address: 5900 Balcones Drive, Suite #23579, Austin, TX 78731
  • Phone: +1-512-768-0000
  • Email: moc.erawmg@olleh
  • LinkedIn: www.linkedin.com/company/gmware
Boolean Inc.

15. Boolean Inc.

Boolean Inc. is an Austin-based company that builds mobile apps, custom software products, and digital platforms. It develops banking and finance apps, including secure financial apps and customer-facing tools.

For businesses building fintech products, Boolean offers mobile app development, MVP creation, software QA, and custom application engineering.

Key Facts

  • Best for: Mobile fintech applications and digital financial products
  • Core services: Banking app development, custom software development, mobile applications, QA
  • Specialization: Financial applications and digital products
  • Location: Austin and Houston, Texas
  • Notable strength: Experience with finance-focused application development

Contact Information

  • Website: booleaninc.com
  • Email: moc.cninaeloob@olleh
  • Phone: +1 (832) 299-5927
  • Address: 9900 Westpark Dr, Houston, TX 77063
  • LinkedIn: www.linkedin.com/company/boolean-incorporated
  • Facebook: www.facebook.com/booleanincorporated
  • Instagram: www.instagram.com/boolean_inc

Conclusion

Texas has a strong fintech software development market with companies supporting banking platforms, payment solutions, mobile applications, and financial system modernization. Businesses selecting a development partner should compare fintech experience, technical capabilities, security practices, and experience with regulated financial products.

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