Vietnam has a broad software engineering market for banks, fintech startups, payment businesses, lenders, and other financial organizations. The companies below cover areas such as custom fintech development, digital banking, payment systems, financial data platforms, AI, blockchain, and modernization of existing financial software. The selection includes Vietnam-based engineering teams as well as an international fintech specialist suited to cross-border projects.
1. Itexus
Itexus focuses heavily on fintech software development for banking, trading, payments, lending, and wealth management in Vietnam. Its engineering services cover custom financial platforms, fintech apps, product discovery, legacy modernization, staff augmentation, DevOps, and AI implementation.
Its portfolio includes digital wallets, mobile banking products, brokerage platforms, automated trading systems, financial analytics, and KYC and KYB onboarding. The company can suit teams that need substantial financial-domain engineering rather than general-purpose application development.
Key Facts
- Best for: Complex and regulated fintech products
- Core services: Fintech software development, fintech apps, legacy modernization, AI implementation, DevOps
- Fintech areas: Banking, trading, wealth management, payments, lending
- Location: International delivery with offices in the United States and Poland
- Founded: 2013
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: 8, The Green, STE road, Dover, DE 19901
2. FPT Software
FPT Software works with banks and fintech companies on digital banking platforms, financial product development, and modernization. Its banking and financial services capabilities include digital onboarding, cloud-native core integration, open banking architecture, digital lending, BNPL systems, wallets, and embedded finance.
The company has a substantial engineering presence across Vietnam, including Hanoi and other technology campuses. Its scale makes it more suitable for organizations planning broad transformation programs, multi-system integration, or long-term development work alongside existing banking infrastructure.
Key Facts
- Best for: Large banking and fintech transformation programs
- Core services: Digital banking, fintech product development, API development, system integration, cloud engineering
- Fintech areas: Digital lending, BNPL, wallets, embedded finance, open banking
- Location: Hanoi and multiple other locations in Vietnam
- Registered office: FPT Cau Giay Building, Hanoi
Contact Information
- Website: fptsoftware.com
- E-mail: moc.tpf@RP.PCM
- Twitter: x.com/fpt\_software
- LinkedIn: www.linkedin.com/company/fpt-software
- Phone: +84 243 768 9048
- Address: FPT Cau Giay Building, Duy Tan Street, Cau Giay Ward, Hanoi City, Vietnam
3. Saigon Technology
Saigon Technology provides dedicated fintech software development services from Vietnam. Its financial engineering work covers payment gateways, digital banking platforms, lending systems, financial applications, and software designed around requirements such as KYC, AML, PCI DSS, and financial security controls.
The company supports both complete product development and dedicated engineering models, including build-operate-transfer arrangements for organizations establishing development capacity in Vietnam. This can be useful for fintech companies that expect their product roadmap to continue well beyond an initial launch.
Key Facts
- Best for: Fintech products requiring long-term engineering support
- Core services: Fintech development, dedicated teams, product engineering, maintenance
- Fintech areas: Payments, digital banking, lending, financial applications
- Delivery models: Fixed-price, dedicated teams, build-operate-transfer
- Location: Ho Chi Minh City and Da Nang, Vietnam
Contact Information
- Website: saigontechnology.com
- Email: moc.ygolonhcetnogias@selas
- Facebook: www.facebook.com/saigontechnology
- Twitter: x.com/saigontech
- LinkedIn: www.linkedin.com/company/saigon-technology
- Phone: +84 767 496 612
- Address: 3rd Floor, Orchard Parkview Building, 130-132 Hong Ha Street, Duc Nhuan Ward, Ho Chi Minh City, Vietnam
4. KMS Technology
KMS Technology combines software product engineering with fintech technology consulting. For financial services projects, its work covers AI-enabled functionality, compliance-oriented development, security engineering, platform modernization, and scalable architectures that can run in cloud or on-premises environments.
Its financial experience includes long-term development work on fintech-supporting platforms and modernization of established financial software. KMS also maintains engineering operations in Vietnam, making it suitable for businesses that want access to Vietnamese delivery teams within a larger international organization.
Key Facts
- Best for: Product engineering and fintech platform modernization
- Core services: Software engineering, platform modernization, AI, security engineering
- Fintech focus: Financial platforms, compliance, fraud detection, customer personalization
- Location: Ho Chi Minh City and Da Nang, Vietnam
- Company scale: More than 1,100 people globally
Contact Information
- Website: kms-technology.com
- Facebook: www.facebook.com/kmstechnologyvietnam
- Linkedin: www.linkedin.com/company/kms-technology
- Address: 2 Tan Vien Street, Tan Son Hoa Ward, Ho Chi Minh City, VIETNAM
5. Savvycom
Savvycom develops custom fintech software and provides technology consulting for financial organizations. Its fintech work includes digital transformation planning, custom implementation, security-focused engineering, and financial products designed around requirements such as KYC, AML, PCI DSS, and local regulatory considerations.
Founded in Vietnam, Savvycom now operates internationally while maintaining its headquarters in Hanoi. Its combination of custom development and financial-sector experience makes it suitable for companies that want to move from initial product planning through development and ongoing improvement with the same technology partner.
Key Facts
- Best for: End-to-end fintech product development
- Core services: Custom software, fintech implementation, digital transformation, AI solutions
- Fintech focus: Financial applications, secure platforms, compliance-oriented software
- Founded: 2009
- Headquarters: Hanoi, Vietnam
Contact Information
- Website: savvycomsoftware.com
- Email: moc.erawtfosmocyvvas@gnitekram
- Facebook: www.facebook.com/savvycom
- Twitter: x.com/savvycom
- Phone: +84 24 3202 9222
- Address: Level 7, Sky Park Tower B, No. 3 Ton That Thuyet, Cau Giay, Hanoi, Vietnam
6. Synodus
Synodus has a dedicated finance and banking practice covering banking, fintech, payments, insurance, asset management, and capital markets. Its work ranges from custom digital products to financial data platforms and banking applications, including projects for major financial institutions in Vietnam.
The company has delivered banking data systems, digital banking improvements, cross-border payment applications, and other financial software. With offices in both Hanoi and Ho Chi Minh City, Synodus is particularly well positioned for companies seeking a Vietnam-based development partner with documented financial-sector work.
Key Facts
- Best for: Banking, payments, and data-intensive financial products
- Core services: Custom development, web and mobile development, data analytics, blockchain
- Financial sectors: Banking, payments, fintech, insurance, asset management, capital markets
- Location: Hanoi and Ho Chi Minh City, Vietnam
- Founded: 2019
Contact Information
- Website: synodus.com
- Email: moc.sudonys@tcatnoc
- Facebook: www.facebook.com/synodusofficial
- Twitter: x.com/SynodusOfficial
- LinkedIn: www.linkedin.com/company/synodusofficial
- Address: 15th Floor, CIC Tower, No. 2 Nguyen Thi Due Street, Yen Hoa Ward, Cau Giay District, Hanoi
7. PowerGate Software
PowerGate Software works directly with fintech businesses on full-cycle financial software development. Its services include custom financial products, fintech consulting, trading and banking software, staff augmentation, and dedicated engineering teams.
Published project work includes a financial platform processing high invoice volumes and a cloud-based white-label payment gateway. This experience makes PowerGate suitable for projects where financial workflows, payment infrastructure, integrations, and scalable backend architecture are central requirements.
Key Facts
- Best for: Custom financial platforms and payment technology
- Core services: Fintech development, consulting, dedicated teams, staff augmentation
- Fintech areas: Banking, payments, financial workflow software
- Location: Hanoi, Vietnam
- Delivery scope: New product development, team extension, maintenance, QA, DevOps
Contact Information
- Website: powergatesoftware.com
- Email: moc.erawtfosetagrewop@tcatnoc
- Facebook: www.facebook.com/powergategroup
- LinkedIn: www.linkedin.com/company/powergate-group-company
- Phone: +84 246 654 2283
- Address: 6A Floor, C Tower, Central Point, 219 Trung Kinh Street, Cau Giay District, Hanoi, Vietnam
8. TMA Solutions
TMA Solutions has a dedicated Fintech Center and a sizeable finance and insurance engineering practice. Its fintech development services include financial applications, core banking integration, mobile payments, capital market systems, Web3, blockchain, and AI applications for financial services.
The company has operated since 1997 and employs thousands of engineers in Vietnam. That scale can be useful for banks and financial organizations dealing with large software estates, multiple integration requirements, or projects that require substantial engineering capacity.
Key Facts
- Best for: Large financial systems and dedicated development capacity
- Core services: Software development, testing, digital transformation, fintech engineering
- Fintech areas: Core banking, payments, capital markets, wealth management, AI
- Founded: 1997
- Headquarters: Ho Chi Minh City, Vietnam
Contact Information
- Website: www.tmasolutions.com
- Email: moc.snoitulosamt@selas
- LinkedIn: www.linkedin.com/company/tma-solutions
- Phone: +842839978000
- Address: Street #10, Quality Tech Solution Complex, Trung My Tay Ward, Ho Chi Minh City
9. Orient Software
Orient Software develops custom financial systems from its engineering operations in Vietnam. Its finance practice covers payment software, digital wallets, and broader fintech software, with engagement options that include project delivery, dedicated teams, and staff augmentation.
The company also has experience modernizing established financial platforms, including long-running work for consumer finance businesses. With engineering locations in Ho Chi Minh City, Hanoi, Da Nang, and Hue, Orient can support projects that need access to a distributed Vietnam-based development team.
Key Facts
- Best for: Payment, wallet, and financial platform development
- Core services: Custom software, modernization, dedicated teams, staff augmentation
- Fintech areas: Payments, digital wallets, consumer finance
- Experience: More than 20 years in software development
- Headquarters: Ho Chi Minh City, Vietnam
Contact Information
- Website: www.orientsoftware.com
- Email: moc.erawtfostneiro@selas
- Facebook: www.facebook.com/OrientSoftware
- LinkedIn: www.linkedin.com/company/orient-software-development
- Phone: +84 28 3812 0101
- Address: Suite 5.8, 5th Floor, E.town 1 Building, 364 Cong Hoa Street, Tan Binh Ward, Ho Chi Minh City, Vietnam
10. Newwave Solutions
Newwave Solutions provides dedicated fintech and financial software development alongside its broader custom engineering services. Its fintech capabilities cover mobile banking, digital wallets, custom financial platforms, payments, data analytics, AI, and blockchain-based financial applications.
The company operates from Hanoi and works on web, mobile, backend, and enterprise software. It can be considered for fintech companies that need one provider to handle both customer-facing applications and the supporting financial systems behind them.
Key Facts
- Best for: Mobile-first fintech and custom financial products
- Core services: Custom software, mobile apps, blockchain, AI, maintenance
- Fintech areas: Banking, wallets, payments, financial platforms
- Location: Hanoi, Vietnam
- Development scope: Web, mobile, backend, enterprise software
Contact Information
- Website: newwavesolution.com
- Email: nv.evawwen@selas
- Facebook: www.facebook.com/newwavesolution
- Twitter: x.com/newwavejsc
- LinkedIn: www.linkedin.com/company/newwavesolutionsjsc
- Phone: +84 98 531 0203
11. AMELA Technology
AMELA Technology develops financial software for banks, fintech companies, and other financial organizations. Its services cover mobile banking applications, payment gateways, trading systems, core banking-related software, risk and compliance tools, and financial automation.
The company also addresses API-first architecture, regulatory requirements, and integration work around financial products. Its headquarters in Hanoi make it a practical option for businesses looking specifically for a Vietnam-based engineering team rather than a fintech product vendor.
Key Facts
- Best for: Banking, trading, payment, and compliance software
- Core services: Custom financial software, mobile development, integration, consulting
- Fintech areas: Banking, trading, payments, RegTech
- Compliance capabilities: AML, KYC, PCI DSS-related engineering
- Location: Hanoi, Vietnam
Contact Information
- Website: amela.tech
- Email: hcet.alema@olleh
- Facebook: www.facebook.com/amelainc
- LinkedIn: www.linkedin.com/company/amelainc
- Address: 5th Floor, Tower A, Keangnam Building, Urban Area New E6 Cau Giay, Pham Hung, Me Tri, Hanoi, Vietnam
- Phone: (+84) 904 02 6070
12. Relia Software
Relia Software is a Vietnam-based custom development company with a dedicated fintech app development offering. Its work includes financial applications and supporting backend systems, while its broader capabilities cover web development, mobile development, APIs, cloud infrastructure, DevOps, and software modernization.
The company's project history includes payment-related applications and products with transactional functionality. Relia may suit fintech startups and established businesses that want product-focused software engineering from a team based in Ho Chi Minh City.
Key Facts
- Best for: Fintech applications and custom digital products
- Core services: Custom software, mobile apps, backend development, DevOps
- Fintech focus: Payments and financial applications
- Founded: 2011
- Location: Ho Chi Minh City, Vietnam
Contact Information
- Website: reliasoftware.com
- Email: moc.erawtfosailer@selas
- Facebook: www.facebook.com/reliasoftware
- Twitter: x.com/ReliaSoftware
- LinkedIn: www.linkedin.com/company/relia-software
- Phone: +84 972 016 100
- Address: 629 Nguyen Kiem Street, Duc Nhuan Ward, Ho Chi Minh City, Vietnam, 70000
13. AgileTech Vietnam
AgileTech Vietnam has a dedicated fintech software development practice alongside its custom software and AI engineering work. Its approach covers financial application architecture, transaction processing, integration work, data handling, testing, and software built around fintech security and compliance requirements.
The company operates its main engineering team in Hanoi. It can be useful for fintech businesses that want AI capabilities incorporated into a wider custom application while keeping product development, QA, DevOps, and financial software engineering within one team.
Key Facts
- Best for: Fintech applications combining custom development and AI
- Core services: Custom software, fintech development, AI, QA, DevOps
- Fintech focus: Transaction systems, integrations, financial platforms
- Location: Hanoi, Vietnam
- Certifications: ISO 9001:2015 and ISO 27001:2013
Contact Information
- Website: agiletech.vn
- Email: nv.hceteliga@olleh
- Facebook: www.facebook.com/agiletechvn
- Twitter: x.com/AgiletechVN
- LinkedIn: www.linkedin.com/company/agiletech-vietnam
- Phone: +84 989 324 830
- Address: Floor 3 & 4, No. 82/116, Nhan Hoa, Thanh Xuan, Hanoi, Vietnam
14. NashTech
NashTech works with banks and financial services organizations on technology modernization, custom digital experiences, integration, lending processes, onboarding, data, and AI. Its banking practice includes modernizing around legacy core systems rather than requiring banks to replace their existing infrastructure immediately.
Its financial-sector work includes VietinBank and PXP Financial, alongside projects involving lending workflows and banking applications. NashTech has a substantial development operation in Vietnam, including a Ho Chi Minh City entity, while combining that capacity with international consulting and delivery resources.
Key Facts
- Best for: Banking modernization and complex financial integration
- Core services: Software engineering, digital experiences, integration, AI, application modernization
- Banking areas: Onboarding, lending, legacy systems, deposits, application support
- Vietnam presence: Ho Chi Minh City
- Experience: More than 26 years in technology delivery
Contact Information
- Website: www.nashtechglobal.com
- LinkedIn: www.linkedin.com/company/nashtech-global
- Address: 364 Cong Hoa Street, Tan Binh District, Ho Chi Minh City, Vietnam
- Phone: +84 28 3810 6200
Conclusion
The right fintech software development company depends on the financial product being built and the complexity behind it. Banking modernization and enterprise integration require a different engineering profile from a new digital wallet, lending MVP, payment platform, or AI-driven financial application.
Before selecting a provider, compare direct fintech project experience, security practices, integration capabilities, delivery model, and familiarity with the regulatory requirements affecting the product. For long-term financial platforms, it is also worth assessing how the development team handles architecture, documentation, testing, maintenance, and future modernization rather than focusing only on the initial release.