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 builds fintech software for banking, trading, payments, lending, and wealth management in Vietnam. It builds custom financial platforms and fintech apps. It also runs product discovery, legacy modernization, staff augmentation, DevOps, and AI implementation.
Its past work includes digital wallets, mobile banking products, brokerage platforms, and automated trading systems. It has also built financial analytics and KYC and KYB onboarding. Itexus fits teams that need deep financial-domain engineering, not general app 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 helps banks and fintech companies build digital banking platforms and financial products, and modernize old systems. It covers digital onboarding, cloud-native core integration, and open banking architecture. It also builds digital lending, BNPL systems, wallets, and embedded finance.
The company has large engineering centers across Vietnam, including Hanoi and other tech campuses. Its size suits broad transformation programs, multi-system integration, and long-term development next to 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 offers dedicated fintech software development from Vietnam. It builds payment gateways, digital banking platforms, lending systems, and financial apps. Its software is designed to meet KYC, AML, and PCI DSS requirements and financial security controls.
The company can build a whole product or provide a dedicated engineering team. It also offers build-operate-transfer for firms setting up their own development capacity in Vietnam. That helps fintech companies whose roadmap runs well past the first 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 offers software product engineering and fintech technology consulting. For financial services, it builds AI-enabled features, compliance-ready software, and security engineering. It also modernizes platforms and designs scalable systems that run in the cloud or on-premises.
KMS has spent years developing platforms that support fintech and modernizing established financial software. It has engineering teams in Vietnam. Businesses get Vietnamese delivery teams inside a larger international company.
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 builds custom fintech software and offers technology consulting to financial organizations. It plans digital transformation, implements custom systems, and focuses on security. Its financial products are designed around KYC, AML, PCI DSS, and local regulatory needs.
Savvycom was founded in Vietnam and now works internationally, with its headquarters still in Hanoi. Companies can stay with one partner from first product planning through development and ongoing improvement.
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 runs a dedicated finance and banking practice. It covers banking, fintech, payments, insurance, asset management, and capital markets. Its work ranges from custom digital products to financial data platforms and banking apps, including projects for major financial institutions in Vietnam.
The company has delivered banking data systems, digital banking upgrades, cross-border payment apps, and other financial software. With offices in Hanoi and Ho Chi Minh City, Synodus suits companies that want a Vietnam-based partner with proven 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 and covers the full development cycle. It builds custom financial products and trading and banking software. It also offers fintech consulting, staff augmentation, and dedicated engineering teams.
Its published projects include a financial platform that processes high invoice volumes and a cloud-based white-label payment gateway. PowerGate fits projects built around financial workflows, payment infrastructure, integrations, and scalable backends.
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 runs a dedicated Fintech Center and a large finance and insurance engineering team. It builds financial apps, core banking integrations, mobile payments, and capital market systems. It also works on Web3, blockchain, and AI apps for financial services.
The company has operated since 1997 and employs thousands of engineers in Vietnam. That size helps banks with large software estates, many integrations, or projects that need a lot of 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 builds custom financial systems from its engineering centers in Vietnam. Its finance team builds payment software, digital wallets, and other fintech software. Clients can hire it for a project, a dedicated team, or staff augmentation.
The company also modernizes established financial platforms, including long-running work for consumer finance businesses. It has engineering offices in Ho Chi Minh City, Hanoi, Da Nang, and Hue. Projects that need a distributed Vietnam-based team can use that spread.
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 offers dedicated fintech and financial software development alongside general custom engineering. It builds mobile banking, digital wallets, custom financial platforms, and payments. It also works on data analytics, AI, and blockchain-based financial apps.
The company works from Hanoi on web, mobile, backend, and enterprise software. Fintech companies can use one provider for both customer-facing apps and the 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 builds financial software for banks, fintech companies, and other financial organizations. It builds mobile banking apps, payment gateways, trading systems, and core banking software. It also builds risk and compliance tools and financial automation.
The company handles API-first architecture, regulatory requirements, and integrations around financial products. With headquarters in Hanoi, it suits businesses that want 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 offering. It builds financial apps and the backend systems behind them. It also covers web and mobile development, APIs, cloud infrastructure, DevOps, and software modernization.
Its past projects include payment apps and other products that handle transactions. Relia may suit fintech startups and established businesses that want product-focused engineering from a team 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 runs a dedicated fintech development practice next to its custom software and AI work. It designs financial app architecture and builds transaction processing, integrations, and data handling. Its testing and builds follow fintech security and compliance requirements.
Its main engineering team works in Hanoi. Fintech businesses can add AI to a wider custom app and keep product development, QA, DevOps, and financial engineering in 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 helps banks and financial firms modernize technology and build custom digital experiences. It also works on integration, lending processes, onboarding, data, and AI. Its banking team modernizes around legacy core systems, so banks do not have to replace them right away.
Its financial clients include VietinBank and PXP Financial, and it has built lending workflows and banking apps. NashTech has a large development team in Vietnam, including a Ho Chi Minh City entity. It pairs that capacity with international consulting and delivery teams.
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.