Poland has a broad fintech engineering market, ranging from specialized banking software teams to product development companies working across payments, lending, wealth management, and financial data. The companies below have verifiable fintech or financial services experience together with headquarters, offices, or substantial development operations in Poland. This list compares their core capabilities, specializations, and local presence.
1. Itexus
Itexus develops custom fintech software for banks, fintech companies, investment businesses, lenders, brokers, and other financial organizations. Its work covers digital banking, lending, payments, digital wallets, trading systems, wealth management platforms, onboarding and KYC workflows, and financial data products.
The company handles the broader product lifecycle, including discovery, UX/UI, frontend and backend engineering, integrations, QA, DevOps, modernization, and ongoing support. Itexus also works with AI and machine learning for financial products and maintains a Polish office in central Warsaw.
Key Facts
- Best for: Complex fintech platforms and regulated financial products
- Core services: Fintech software development, web and mobile apps, integrations, modernization, AI, QA, DevOps
- Specialization: Digital banking, lending, payments, trading, wealth management
Contact Information
- Website: itexus.com
- E-mail: moc.suxeti@ofni
- Facebook: www.facebook.com/itexus
- Twitter: x.com/ItexusSoft
- LinkedIn: www.linkedin.com/company/itexus
- Instagram: www.instagram.com/itexus.soft
- Address: Żurawia 6/12/lok 766, 00-503 Warszawa, Poland
2. Neontri
Neontri is a Warsaw software engineering company focused heavily on banking, fintech, payments, and other regulated systems. Its projects include mobile banking applications, payment infrastructure, enterprise data platforms, system integrations, and AI-enabled financial tools.
Its banking portfolio includes work for organizations such as PKO Bank Polski, KIR, Visa, mBank, and other financial brands. Neontri combines product engineering with data, payments, mobile development, outsourcing, and modernization, giving it a particularly strong profile for organizations operating inside established financial infrastructure.
Key Facts
- Best for: Banks and fintech companies with complex financial infrastructure
- Core services: Banking software, fintech development, payments, mobile apps, data platforms, AI
- Specialization: Regulated financial systems and banking technology
- Notable strength: Extensive experience with Polish banking and payment infrastructure
Contact Information
- Website: neontri.com
- E-mail: moc.irtnoen@tcatnoc
- LinkedIn: www.linkedin.com/company/neontri
- Address: Puławska 2, 02-566 Warszawa, Poland
- Phone: +48 730 007 717
3. Netguru
Netguru provides fintech application development and financial technology consulting alongside its wider digital product engineering practice. The company develops mobile and web applications, payment products, digital wallets, investment platforms, banking solutions, and systems connected to open finance and financial APIs.
Its finance practice also covers AI, data, cloud, product design, compliance-oriented workflows, and modernization. Public case studies include work involving banking applications, payments, KYC solutions, credit card technology, and established financial organizations, while the company itself is headquartered in Poznań.
Key Facts
- Best for: Fintech products combining engineering, product design, and consulting
- Core services: Web and mobile development, fintech apps, AI, cloud, API integrations, UX/UI
- Specialization: Banking, payments, fintech, regtech, wealthtech
- Notable strength: Finance-focused product design combined with full software engineering
Contact Information
- Website: www.netguru.com
- E-mail: moc.urugten@olleh
- LinkedIn: www.linkedin.com/company/netguru
- Address: Nowe Garbary Office Center, ul. Małe Garbary 9, 61-756 Poznań, Poland
4. STX Next
STX Next develops enterprise software for financial services organizations using software engineering, cloud, data engineering, and AI capabilities. Its finance work spans banking, fintech, lending, wealth management, tax technology, treasury systems, financial planning, and compliance-related applications.
The company works on both new platforms and modernization initiatives, including lending portals, portfolio tools, transaction reconciliation, financial data systems, and integrations. Its Polish delivery operations are centered in Poznań, making it a suitable option for companies seeking an established engineering organization with deep Python, cloud, data, and AI capabilities.
Key Facts
- Best for: Enterprise financial software and data-intensive fintech systems
- Core services: Software development, AI, data engineering, cloud, application modernization
- Specialization: Banking, fintech, wealth management, lending, financial data
- Notable strength: Strong Python, data, AI, and cloud engineering capabilities
Contact Information
- Website: www.stxnext.com
- E-mail: moc.txenxts@ssenisub
- Facebook: www.facebook.com/StxNext
- LinkedIn: www.linkedin.com/company/stx-next-ai-solutions
- Instagram: www.instagram.com/stx\_next
- Address: ul. Mostowa 38, 61-854 Poznań, Poland
5. Miquido
Miquido is a Kraków software development company with a dedicated fintech practice covering digital banking, mobile financial applications, credit scoring, loan origination, AI, and financial product development. Its published fintech portfolio includes projects for banks and financial organizations such as BNP Paribas, Nextbank, SBAB, and mBank.
The company combines product strategy, design, mobile and web engineering, AI, and backend development. This makes Miquido particularly relevant for financial companies that want customer-facing applications together with the underlying integrations and data-driven functionality required to operate them.
Key Facts
- Best for: Mobile-first banking and fintech products
- Core services: Mobile development, web development, AI, product design, backend engineering
- Specialization: Banking apps, credit scoring, lending, financial AI
- Notable strength: Combination of fintech product engineering and mobile development
Contact Information
- Website: www.miquido.com
- E-mail: moc.odiuqim@olleh
- LinkedIn: www.linkedin.com/company/miquido
- Twitter: x.com/miquido
- Facebook: www.facebook.com/miquido
- Instagram: www.instagram.com/miquido
- Address: Zabłocie 43a, 30-701 Krakow, Poland
- Phone: +48 536 083 559
6. Altkom Software
Altkom Software specializes in technology for banking, insurance, and leasing organizations. Its offering combines custom software engineering with financial platforms for digital banking, loan origination, insurance operations, and leasing processes.
The company also provides application modernization, cloud, data, AI, security, performance engineering, and UX services for financial institutions. Its long-term concentration on finance makes it especially relevant for banks and insurers that need technology integrated into existing enterprise environments rather than an isolated customer application.
Key Facts
- Best for: Banks, insurers, and leasing companies
- Core services: Software engineering, digital banking, loan origination, data, cloud, AI
- Specialization: Banking, insurance, leasing
- Notable strength: Purpose-built platforms combined with custom financial software engineering
Contact Information
- Website: www.altkomsoftware.com
- E-mail: moc.erawtfosmoktla@olleh
- Facebook: www.facebook.com/altkomsoftware
- LinkedIn: www.linkedin.com/company/altkom-software
- Address: ul. Przyokopowa 33, 01-208 Warszawa, Poland
7. 10Clouds
10Clouds has developed a specialized practice around financial institutions, fintech, banking, payments, and insurance. Its fintech engineering work includes payment systems, wallets, onboarding, KYC and AML workflows, lending applications, banking interfaces, integrations, and modernization.
The Warsaw company has also expanded its financial services offering around AI, including automation, document processing, risk review workflows, analyst tools, and AI-driven banking operations. Its mix of software engineering, financial domain work, product design, and AI makes it suitable for companies building or modernizing digital financial services.
Key Facts
- Best for: Fintech and banking products with an AI component
- Core services: Fintech development, web and mobile engineering, AI, automation, UX/UI
- Specialization: Banking, payments, insurance, financial AI
- Notable strength: Financial software combined with AI implementation and automation
Contact Information
- Website: 10clouds.com
- E-mail: moc.sduolc01@olleh
- Facebook: www.facebook.com/10Clouds
- Twitter: x.com/10clouds
- LinkedIn: www.linkedin.com/company/10clouds-com
- Instagram: www.instagram.com/10clouds
- Address: Chmielna 73, 00-801 Warsaw, Poland
- Phone: +48 573 173 773
8. Pragmatic Coders
Pragmatic Coders is a Kraków product development company with fintech among its principal industry specializations. It develops custom financial products for startups and established financial businesses, with services covering product discovery, architecture, software engineering, modernization, and long-term product development.
Its fintech offering extends to banking applications, payment integrations, digital wallets, investment and wealth management products, and related financial platforms. The company has also worked with digital banking organizations, giving its teams direct exposure to the technical and product requirements common in modern financial services.
Key Facts
- Best for: Fintech startups, scale-ups, and digital product teams
- Core services: Custom software, product development, modernization, payment integrations
- Specialization: Banking, payments, wallets, wealth and investment software
Contact Information
- Website: www.pragmaticcoders.com
- E-mail: moc.sredoccitamgarp@tcatnoc
- Facebook: www.facebook.com/pragmaticcoders
- LinkedIn: www.linkedin.com/company/pragmatic-coders
- Address: ul. Opolska 100, 31-323 Kraków, Poland
- Phone: +48 783 871 783
9. Software Mind
Software Mind delivers software engineering and consulting for financial services companies through dedicated fintech development and consulting practices. Its capabilities cover financial product development, AI and data, system modernization, open banking, software architecture, and integration-heavy platforms.
The company supports financial organizations across different stages of digital transformation, from creating new applications to extending development teams and improving existing technology. Software Mind is headquartered in Kraków and also maintains Polish offices in Warsaw, Rzeszów, and Wrocław.
Key Facts
- Best for: Large financial technology programs and engineering team extension
- Core services: Fintech development, consulting, AI, data, modernization, dedicated teams
- Specialization: Financial services and fintech
- Notable strength: Broad engineering capacity across software, data, and AI
Contact Information
- Website: softwaremind.com
- Facebook: www.facebook.com/lifeatsoftwaremind
- LinkedIn: www.linkedin.com/company/software-mind
- Instagram: www.instagram.com/lifeatsoftwaremind
- Address: Al. Jana Pawła II 43B, 31-864 Kraków, Poland
10. Future Processing
Future Processing is a technology consulting and software delivery company headquartered in Gliwice. Its finance practice supports fintech businesses, banks, and financial enterprises with software development and digital transformation.
Published financial projects include loan and mortgage comparison applications, blockchain-based financial systems, and online banking technology. Its services also cover legacy modernization, data migration, AI and machine learning, microservices, security improvements, cloud, and business process automation, making the company suitable for both new fintech initiatives and modernization of established financial platforms.
Key Facts
- Best for: Financial platform modernization and complex enterprise software
- Core services: Custom software, cloud, AI and ML, modernization, data, security
- Specialization: Banking, fintech, financial enterprises
- Notable strength: Combining technology consulting with full software delivery
Contact Information
- Website: www.future-processing.com
- E-mail: moc.gnissecorp-erutuf@selas
- Facebook: www.facebook.com/FutureProcessing
- LinkedIn: www.linkedin.com/company/future-processing
- Instagram: www.instagram.com/futureprocessing
- Address: Bojkowska 37A, 44-100 Gliwice, Poland
- Phone: +48 32 461 23 00
11. Brainhub
Brainhub is a Polish software engineering company offering a dedicated fintech development service for startups, scale-ups, banks, credit unions, and other financial organizations. Its teams build web, mobile, and desktop products while also handling software architecture, product design, cloud engineering, and quality assurance.
Fintech, banking, and accounting are among the industries explicitly covered by Brainhub. The company emphasizes scalable architecture and integration-heavy applications, which can be useful for financial products that need to process substantial data flows or connect with multiple external services.
Key Facts
- Best for: Fintech startups and scale-ups developing digital products
- Core services: Web, mobile and desktop development, cloud, architecture, QA, UX/UI
- Specialization: Fintech, banking, accounting
- Notable strength: Product engineering focused on scalable software architecture
- Location: Poland, US
Contact Information
- Website: brainhub.eu
- E-mail: ue.buhniarb@selas
- Facebook: www.facebook.com/brainhubapps
- Twitter: x.com/Brainhubeu
- LinkedIn: www.linkedin.com/company/brainhub-pl
- Phone: +48 733 707 758
- Address: 25 SE 2nd Ave Ste 550 PMB 1203, Miami, FL 33131, United States
12. Stratoflow
Stratoflow is a Wrocław custom software company with dedicated fintech and insurance development capabilities. Its technical focus includes high-performance Java systems, cloud software, AI, data-intensive applications, and dedicated development teams.
The company has worked on financial software that requires large-scale transaction processing and complex calculation workloads. This background makes Stratoflow particularly relevant where fintech requirements extend beyond standard customer interfaces into performance-sensitive backend systems, financial engines, and data platforms.
Key Facts
- Best for: High-performance financial platforms and backend-heavy fintech products
- Core services: Custom software, Java, cloud, AI, dedicated teams
- Specialization: Fintech, insurance, data-intensive enterprise systems
- Notable strength: High-performance Java and financial data systems
Contact Information
- Website: stratoflow.com
- E-mail: moc.wolfotarts@tcatnoc
- Facebook: www.facebook.com/Stratoflow
- Twitter: x.com/stratoflow
- LinkedIn: www.linkedin.com/company/stratoflow-company
- Address: Łaciarska 4, 50-104 Wrocław, Poland
- Phone: +48 71 707 0395
13. Net-devs
Net-devs is a Warsaw engineering company that explicitly offers software development for regulated fintech environments. Its fintech practice covers systems where security, auditability, uptime, data protection, and operational resilience need to be addressed as part of the architecture.
The company's wider capabilities include backend and frontend development, cloud and platform engineering, AI, QA, legacy modernization, and dedicated engineering teams. For financial applications, net-devs highlights payment and trading systems together with audit trails, access controls, encryption, and other engineering requirements common in regulated software.
Key Facts
- Best for: Regulated fintech systems and modernization projects
- Core services: Custom engineering, cloud, AI, frontend, QA, modernization
- Specialization: Fintech, enterprise software, high-reliability systems
- Notable strength: Engineering centered on auditability, security, and reliability
Contact Information
- Website: net-devs.com
- E-mail: moc.sved-ten@tcatnoc
- LinkedIn: www.linkedin.com/company/net-devs
- Address: Obrzeżna 1D, 02-691 Warszawa, Poland
- Phone: +48 571 282 759
14. Gilzor
Gilzor develops and modernizes web and mobile software for fintech companies, with a Warsaw office supporting its European operations. Its fintech work includes customer-facing applications as well as the architecture, integrations, and workflows behind transaction-heavy products.
Its fintech case involves modernization of a cryptocurrency exchange application with real-time trading, multi-currency wallets, withdrawals, transfers, and identity verification. Gilzor also provides web development, mobile development, UX/UI, business analysis, and application audits, giving it a broad product engineering scope for financial technology projects.
Key Facts
- Best for: Mobile and web fintech applications requiring modernization
- Core services: Mobile development, web development, UX/UI, business analysis, application audits
- Specialization: Fintech products and transaction-heavy applications
- Notable strength: Mobile fintech engineering and modernization of existing products
Contact Information
- Website: www.gilzor.com
- E-mail: moc.rozlig@stcatnoc
- LinkedIn: www.linkedin.com/company/gilzor-softwaredevelopment
- Address: Office 58, Adama Mickiewicza 37, 01-625 Warsaw, Poland
15. Asseco Poland
Asseco Poland is a major Polish software producer with extensive operations in banking and financial services. Its banking technology portfolio covers core banking, payment processing, omnichannel banking, regulatory reporting, capital markets, and specialized systems for both commercial and cooperative banks.
Asseco works deeply within large financial institutions and long-running transaction environments. Its combination of proprietary financial software, specialized development, implementation, and integration makes it particularly relevant to banks looking for enterprise-scale systems and sector-specific technology.
Key Facts
- Best for: Banks and large financial institutions
- Core services: Banking software, core systems, payments, capital markets, integrations
- Specialization: Commercial banking, cooperative banking, financial infrastructure
- Notable strength: Long-standing specialization in enterprise banking systems
Contact Information
- Website: pl.asseco.com
- E-mail: lp.ocessa@ofni
- LinkedIn: www.linkedin.com/company/asseco-poland
- Twitter: x.com/asseco\_pl
- Address: Olchowa 14, 35-322 Rzeszów, Poland
- Phone: +48 17 888 55 55
16. Grape Up
Grape Up is a Kraków-headquartered technology company delivering software, cloud, data, and AI solutions for financial services organizations. Its finance practice focuses on building digital products, modernizing applications, developing data platforms, and using AI to automate processes and improve decision-making across financial operations.
The company works on new financial applications as well as modernization of existing platforms, combining software engineering with cloud-native architecture, data engineering, generative AI, and application modernization. In Poland, Grape Up operates from Kraków and maintains additional development centers in Białystok and Wrocław.
Key Facts
- Best for: Financial software modernization, cloud, data, and AI projects
- Core services: Custom software, application modernization, cloud, data platforms, AI
- Specialization: Financial services, digital products, data-intensive applications
- Notable strength: Combining financial software engineering with cloud, data, and AI capabilities
Contact Information
- Website: grapeup.com
- Facebook: www.facebook.com/grapeup
- Twitter: x.com/grapeupinc
- LinkedIn: www.linkedin.com/company/grape-up
- Instagram: www.instagram.com/grape.up
- Address: ul. Żółkiewskiego 17A, 31-539 Kraków, Poland
- Phone: +48 12 416 11 49
17. Future Mind
Future Mind is a Warsaw-based digital product development company that builds mobile applications, web platforms, cloud systems, and data-driven products. Its fintech work includes payment solutions and applications for Polish financial technology and payment companies, combining customer-facing software with backend integrations and secure transaction infrastructure.
Its portfolio includes work for PayTel, where Future Mind developed a React Native application supporting digital contract signing and terminal activation, as well as Żappka Pay, an in-app payment solution integrating payment infrastructure, POS systems, tokenized cards, authentication, and a mobile application. The company also provides product design, cloud services, web development, mobile engineering, data, and AI.
Key Facts
- Best for: Mobile payment products and customer-facing fintech applications
- Core services: Mobile development, web development, cloud, product design, data and AI
- Specialization: Payments, mobile fintech, digital products
- Notable strength: Experience integrating mobile applications with complex payment infrastructure
Contact Information
- Website: www.futuremind.com
- E-mail: moc.dnimerutuf@olleh
- Facebook: www.facebook.com/futuremindcom
- LinkedIn: www.linkedin.com/company/future-mind
- Address: Puławska 182, 02-670 Warszawa, Poland
- Phone: +48 22 253 38 31
18. The Codest
The Codest is an international software development company with technology hubs in Kraków and Warsaw and a dedicated focus on fintech and digital banking. Its financial engineering work covers custom software development, backend systems, APIs, open banking environments, cloud infrastructure, DevOps, and development team extension.
The company works with regulated financial platforms and emphasizes scalable architecture, auditability, resilience, and integrations with financial systems. Its published fintech experience includes building verification services and supplying engineers for fintech API teams, while its broader capabilities include frontend development, data engineering, AI, QA, and cloud engineering.
Key Facts
- Best for: Digital banking platforms and fintech engineering team extension
- Core services: Custom software, backend development, APIs, cloud, DevOps, data engineering
- Specialization: Fintech, banking, regulated digital platforms
- Notable strength: Backend and API engineering for regulated financial environments
Contact Information
- Website: thecodest.co
- LinkedIn: www.linkedin.com/company/codest
- Facebook: www.facebook.com/TheCodest
- Address: Fabryczna Office Park, Aleja Pokoju 18, 31-564 Kraków, Poland
19. SoftPro
SoftPro is a Warsaw-based custom software development company working with web applications, cloud platforms, AI solutions, and enterprise software. Its development stack centers on .NET, ASP.NET Core, Azure, React, and other Microsoft technologies, with services covering both new product development and modernization of existing systems.
The company also positions its engineering services for fintech startups, payment platforms, and financial services organizations. Its broader capabilities in backend development, cloud infrastructure, data integration, workflow automation, and long-term software support can be applied to financial products that require custom business logic and scalable digital infrastructure.
Key Facts
- Best for: Custom fintech platforms built with Microsoft technologies
- Core services: Custom software development, web applications, cloud development, AI, modernization
- Specialization: .NET, Azure, React, enterprise software
- Location: Warsaw, Poland
- Notable strength: Microsoft-stack development combined with cloud and application modernization expertise
Contact Information
- Website: soft-pro.pl
- LinkedIn: www.linkedin.com/in/kyrylo-o
- Phone: +48 571 282 759
- Address: 13 Erasmus Ciołka St. 401, Warsaw, Mazowieckie Voivodeship, Poland
Conclusion
Poland offers fintech buyers a wide choice of software partners, from teams focused on mobile-first financial products to established vendors building core banking, payment, lending, data, and enterprise financial systems. The strongest choice depends on whether the project requires a complete new product, modernization of an existing platform, specialized banking knowledge, additional engineering capacity, or advanced AI and data capabilities.
For complex fintech products, buyers should compare domain experience as carefully as technical capability. Security architecture, integrations, financial workflows, regulatory requirements, scalability, and long-term maintenance can be just as important as the frontend or mobile technology used to build the product.