New York remains one of the strongest markets for banking technology, with development teams working across digital banking, payments, lending, capital markets, compliance, and financial data. The companies below differ considerably in scale and approach, from focused fintech engineering partners to global technology firms handling large transformation programs. Selection reflects banking expertise, software engineering capabilities, and a meaningful presence in or connection to the New York financial market.
1. Itexus
Itexus focuses heavily on software for regulated financial products, including banking platforms, lending systems, payment infrastructure, digital wallets, onboarding and KYC workflows, card management, fraud monitoring, and core banking integrations. The company also handles legacy modernization, financial API integrations, AI implementation, QA, cloud engineering, and ongoing product support.
Its banking work covers both customer-facing applications and the infrastructure behind them. Itexus has delivered more than 300 fintech projects and works with banks, brokers, fintech companies, and financial services organizations across North America and other international markets. Its current industry activity also includes participation in New York fintech events and work for New York-headquartered financial organizations.
Key Facts
- Best for: Banks and fintech companies building or modernizing regulated financial products
- Core services: Banking software development, fintech development, legacy modernization, AI, QA, DevOps
- Banking capabilities: Digital banking, lending, payments, KYC, cards, fraud monitoring, core integrations
- Industries: Banking, fintech, wealth management, trading, payments
- Notable strength: Deep concentration on complex financial software and integrations
Contact Information
- Website: itexus.com
- Email: moc.suxeti@ofni
- Address: 8, The Green, STE road, Dover, DE 19901, United States
- LinkedIn: www.linkedin.com/company/itexus
- Facebook: www.facebook.com/itexus
- Twitter: x.com/ItexusSoft
- Instagram: www.instagram.com/itexus.soft
2. Vention
Vention combines software engineering services with a dedicated financial software development practice. Its banking capabilities include open banking solutions, custom APIs, digital banking applications, neobanking products, analytics, and customer management systems. The company also develops lending platforms, payment networks, digital wallets, risk tools, wealth management software, and trading infrastructure.
Vention can take ownership of an entire development project or provide dedicated and staff augmentation teams. Its financial engineering work includes secure data storage, real-time processing, integration with banking APIs, KYC providers, and payment gateways. Vention maintains a New York office at 575 Lexington Avenue in Manhattan.
Key Facts
- Best for: Financial organizations needing flexible engineering capacity
- Core services: Custom software development, modernization, dedicated teams, staff augmentation
- Banking capabilities: Open banking, digital banking, neobanking, lending, payments
- Location: 575 Lexington Avenue, New York, NY 10022
- Notable strength: Large pool of engineers with dedicated fintech expertise
Contact Information
- Website: ventionteams.com
- Phone: +1 (718) 374-5043
- Email: moc.smaetnoitnev@olleh
- Address: 575 Lexington Avenue, 14th Floor, NY 10022
- LinkedIn: www.linkedin.com/company/ventionteams
- Twitter: x.com/ventionteams
- Instagram: www.instagram.com/ventionteams
3. DataArt
Founded in New York City, DataArt has developed a sizable financial services practice covering banking, lending, capital markets, asset management, wealth management, payments, and fintech. For banks, its work includes core platform modernization, digital lending, onboarding and KYC, payments infrastructure, reporting systems, and digital banking platforms.
The company also works on custom software engineering, data platforms, cloud transformation, and AI and machine learning projects. Its broader finance portfolio extends into trading, risk systems, post-trade infrastructure, portfolio management, fraud controls, and regulatory workflows. DataArt continues to maintain senior financial services personnel and contact operations in New York.
Key Facts
- Best for: Complex banking and capital markets modernization
- Core services: Software engineering, data and analytics, AI, cloud transformation
- Banking capabilities: Core modernization, lending, KYC, payments, reporting
- Location: New York, NY
- Notable strength: Combination of finance domain knowledge and software engineering
Contact Information
- Website: www.dataart.com
- Phone: +1 (212) 378-4108
- Email: moc.traatad@selas
- Address: 475 Park Avenue South (between 31 & 32 streets) Floor 15, 10016, New York, NY 10016, USA
- LinkedIn: www.linkedin.com/company/dataart
- Facebook: www.facebook.com/DataArt.Dev
- Twitter: x.com/DataArt
4. Thoughtworks
Thoughtworks brings software engineering and modernization experience to retail banking and other parts of financial services. Its banking work includes digital lending platforms, open financial platforms, application modernization, digital platform strategy, business observability, and customer-facing banking experiences.
Core banking modernization is another significant part of its practice. Thoughtworks works with financial institutions moving legacy banking systems toward cloud-native and composable architectures while addressing migration planning and integration requirements. The company has also supported modernization of long-running core banking software platforms. Its New York office is located on Madison Avenue.
Key Facts
- Best for: Core banking and large digital transformation programs
- Core services: Software engineering, modernization, platform development, cloud transformation
- Banking capabilities: Core systems, lending, digital platforms, modernization
- Location: New York, NY
- Notable strength: Modernization of complex legacy technology environments
Contact Information
- Website: www.thoughtworks.com
- Phone: +86 010 5602 1951
- Email: moc.skrowthguoht@su-tcatnoc
- Address: 99 Madison Ave, 12th Floor, New York, NY 10016
- LinkedIn: www.linkedin.com/company/thoughtworks
- Facebook: www.facebook.com/Thoughtworks
- Twitter: x.com/thoughtworks
- Instagram: www.instagram.com/thoughtworks
5. EPAM
EPAM combines software engineering, integration, consulting, and product development for financial institutions. Its financial services work covers retail banking, business banking, payments, wealth management, asset management, capital markets, trading, fintech, and regulatory compliance.
Banking projects can include customer-facing digital platforms as well as backend systems involving data management, automation, security, and system integration. EPAM has previously developed digital banking technology for major international banks and continues to position banking and wealth management as core financial services practices. Its New York office is located on Seventh Avenue.
Key Facts
- Best for: Enterprise-scale banking engineering and transformation
- Core services: Software engineering, integration, consulting, digital product development
- Banking capabilities: Retail banking, business banking, payments, compliance
- Location: New York, NY
- Notable strength: Large-scale engineering for complex financial institutions
Contact Information
- Website: www.epam.com
- Phone: +1-267-759-9000
- Address: 275 Seventh Ave, 20th Floor, Suite 2002, New York, NY 10001, USA
- LinkedIn: www.linkedin.com/company/epam-systems
- Facebook: www.facebook.com/EPAM.Global
- Instagram: www.instagram.com/epamsystems
6. Endava
Endava has a dedicated finance and banking practice supported by software engineering and technology transformation services. Its banking work spans data intelligence, customer experience, and core modernization, with teams designed to work alongside financial institutions on both strategic and engineering initiatives.
The company reports extensive project experience in the financial sector and works with banking organizations on the technology behind customer journeys, operating systems, and modern digital products. Endava also maintains a physical New York office, giving financial institutions in the city access to a local business presence alongside its global delivery organization.
Key Facts
- Best for: Banks combining engineering with broader transformation work
- Core services: Software engineering, modernization, data, customer experience
- Banking capabilities: Core modernization, digital banking, financial data
- Location: New York, NY
- Notable strength: Finance-focused engineering backed by distributed delivery teams
Contact Information
- Website: www.endava.co
- Address: 757 3rd Avenue Suite 1901, Floor 19th, Suite 1901, New York, 10017 USA
- LinkedIn: www.linkedin.com/company/endava
- Facebook: www.facebook.com/endava
- Instagram: www.instagram.com/endava
- Twitter: x.com/endava
7. Luxoft
Luxoft has one of the more clearly defined banking software practices among large engineering providers. Services include core banking transformation, trading and risk systems, middle and back-office solutions, client lifecycle management, KYC, regulatory reporting, data analytics, cloud banking technology, and legacy modernization.
Its financial sector coverage extends to retail and commercial banking, investment banking, private banking, wealth management, asset management, lending, and market infrastructure. Luxoft also works with platforms from providers such as Finastra, Temenos, Fenergo, and Murex. The company operates from Rockefeller Center in New York and specifically identifies its local work with banking-sector clients.
Key Facts
- Best for: Large banks with complex core, trading, or legacy environments
- Core services: Financial software engineering, cloud, analytics, automation
- Banking capabilities: Core banking, KYC, trading, risk, regulatory reporting
- Location: New York, NY
- Notable strength: Extensive concentration on banking and capital markets technology
Contact Information
- Website: www.luxoft.com
- Phone: +1 212 964 9900
- Address: 600 5th Ave, Second floor, New York 10020
- LinkedIn: www.linkedin.com/companies/luxoft
- Facebook: www.facebook.com/Luxoft
- Twitter: x.com/Luxoft
8. Fingent
Fingent is headquartered in New York and provides custom software development and technology consulting across financial services and other industries. Its fintech practice covers banking experiences alongside lending, payments, investment products, personal financial management, marketplaces, loyalty systems, and BNPL applications.
The company handles mobile and web development, integrations, cloud technology, analytics, AI, and other components that can sit behind financial products. For banking projects where customer experience is a major part of the scope, Fingent's emphasis on interfaces, workflows, integrations, and custom application development may be particularly relevant. Its New York operations are based in White Plains.
Key Facts
- Best for: Custom digital banking and fintech applications
- Core services: Custom development, mobile apps, web platforms, consulting
- Banking capabilities: Banking UX, fintech integrations, payments, lending
- Location: White Plains, NY
- Notable strength: Full-cycle product development with financial services experience
Contact Information
- Website: www.fingent.com
- Phone: +1 (914) 615-9170
- Email: moc.tnegnif@ofni
- Address: 235 Mamaroneck Ave Suite #301, White Plains, NY 10605
- LinkedIn: www.linkedin.com/company/fingent-technologies
- Facebook: www.facebook.com/Fingent
- Twitter: x.com/fingent
- Instagram: www.instagram.com/fingentcorporation
9. Globant
Globant operates a Financial Services technology practice that works across banking, payments, insurance, and capital markets. Its New York financial services engineering activities include architecture and development for large-scale applications supporting trading, payments, risk, regulatory reporting, and core banking requirements.
The company also works on payment infrastructure and integrations. In 2026, Globant expanded its relationship with Adyen through a strategic integration partnership covering onboarding, payment implementations, upgrades, and international payment expansion. Globant continues to maintain an active financial services presence in New York, including technology leadership roles serving major banking accounts.
Key Facts
- Best for: Enterprise banking, payments, and financial transformation
- Core services: Software engineering, architecture, systems integration, AI
- Banking capabilities: Core banking, trading, payments, risk, reporting
- Location: New York, NY
- Notable strength: Enterprise-scale financial services engineering
Contact Information
- Website: www.globant.com
- Address: 251 Park Ave S, 11th floor, 10010, New York
- Phone: +1 786-841-1898
- E-mail: moc.tnabolg@ih
- LinkedIn: www.linkedin.com/company/globant
- Facebook: www.facebook.com/Globant
- Instagram: www.instagram.com/globant
10. Capgemini
Capgemini works extensively with financial institutions on technology modernization, cloud adoption, data, AI, digital customer experiences, and enterprise transformation. Its banking capabilities are particularly relevant to large organizations where development work is tied to broader changes in infrastructure, operating models, or legacy systems.
The company also maintains an established New York presence at 79 Fifth Avenue. Its New York innovation operation works close to major financial institutions and focuses on taking emerging technologies from concepts into working prototypes. This makes Capgemini more suitable for complex enterprise programs than small standalone banking applications.
Key Facts
- Best for: Large financial institutions undertaking enterprise transformation
- Core services: Technology consulting, software engineering, cloud, data, AI
- Banking capabilities: Modernization, digital transformation, cloud banking technology
- Location: New York, NY
- Notable strength: Combining technology delivery with large transformation programs
Contact Information
- Website: www.capgemini.com
- Phone: 1-212-314-8300
- Address: 79 Fifth Avenue New York, NY 10003
- LinkedIn: www.linkedin.com/company/capgemini
- Facebook: www.facebook.com/Capgemini
- Instagram: www.instagram.com/capgemini
11. Accenture
Accenture combines technology engineering, consulting, cloud, data, security, and operational transformation for banking and broader financial services. Its work can extend from customer applications and digital channels to core systems, payments, lending platforms, testing, transaction processing, and modernization.
The firm's scale makes it more appropriate for complex programs involving multiple systems, business units, regulatory requirements, and technology vendors. Accenture also maintains a major New York operation at 395 9th Avenue. For banks that need development work integrated into a much larger transformation program, its combination of technology and industry consulting provides a different model from a dedicated development agency.
Key Facts
- Best for: Large banking transformation programs
- Core services: Technology engineering, cloud, data, consulting, systems integration
- Banking capabilities: Core systems, payments, lending, testing, modernization
- Location: New York, NY
- Notable strength: Ability to combine engineering with organization-wide transformation
Contact Information
- Website: www.accenture.com
- Phone: +19174524400
- Address: 395 9th Avenue, New York, NY, 10001
12. Perpetual
Perpetual is a New York City digital product design and software engineering firm with direct experience in finance. Its financial work covers web and mobile development, lending platforms, trading products, investment portals, wealth management experiences, and digital products used by banks and other financial organizations.
The company handles both frontend and backend development, alongside product strategy, UX research, data engineering, DevOps, QA, and technical support. Its finance portfolio includes work involving automated loan processing and financial platforms that handle substantial trading activity. Compared with the larger providers on this list, Perpetual is oriented more toward focused digital product and customer experience projects.
Key Facts
- Best for: Banking and fintech products with a strong UX component
- Core services: Product design, custom software, mobile and web development
- Banking capabilities: Lending, financial portals, investment and trading interfaces
- Location: New York, NY
- Notable strength: Product design combined with full-stack development
Contact Information
- Website: www.perpetualny.com
- Phone: +1-212-904-1497
- Email: moc.ynlauteprep@ofni
- Address: 135 W 26th St, 9A, New York NY 10001
- LinkedIn: www.linkedin.com/company/perpetual
- Facebook: www.facebook.com/perpetualny
- Twitter: x.com/perpetualny
- Instagram: www.instagram.com/perpetual.ny
Conclusion
New York's banking technology market is broad enough to support very different kinds of projects, from customer-facing mobile banking products to core system modernization, payments infrastructure, lending platforms, compliance tools, and financial data systems. The real difference between development partners often comes down to how well they understand regulated financial workflows and how comfortably they can work with existing banking infrastructure.
For banks and fintech businesses, technical skill alone is rarely enough. Security, integrations, scalability, regulatory requirements, and long-term maintainability all have to be considered from the beginning. A suitable development partner should match the actual scope of the project, whether that means building a new digital product, replacing aging software, connecting third-party financial systems, or gradually modernizing a complex legacy environment.