Banks and financial institutions in Indonesia can choose from local software engineering firms, fintech specialists, product studios, and technology consultancies with direct banking experience. The companies below cover areas such as digital banking applications, lending systems, core banking, API integrations, workflow automation, mobile banking, and financial platform modernization.
1. Itexus
Itexus builds custom fintech and banking software for banks, neobanks, credit unions, BaaS providers, and other financial organizations. Its banking work covers mobile and online banking, digital account opening, KYC workflows, lending, and payments. It also builds card management, open banking, transaction monitoring, and core banking integration.
The company also modernizes legacy systems, does cloud engineering, integrates financial platforms, and supports products in production. Indonesian organizations that need an international engineering partner can bring Itexus a new banking product. It also takes on modernization projects that touch existing infrastructure and third-party financial services.
Key Facts
- Best for: Custom digital banking and fintech platforms
- Core services: Banking software development, mobile banking apps, fintech development, integration, modernization
- Specialization: Regulated financial software and complex integrations
- Industries: Banking, fintech, payments, lending, wealth management
- Location: United States headquarters with European development offices
- Geographic coverage: Serves financial organizations internationally
Contact Information
- Website: itexus.com
- Email: moc.suxeti@ofni
- Address: 8, The Green, STE road, Dover, DE 19901
- Facebook: www.facebook.com/itexus
- Instagram: www.instagram.com/itexus.soft
- LinkedIn: www.linkedin.com/company/itexus-fintech-software
- Twitter: x.com/ItexusSoft
2. Mitrais
Mitrais builds custom software and has a large delivery team in Indonesia. It works with financial services and fintech companies from development centers in Jakarta, Bali, Yogyakarta, and Bandung.
Its banking track record stands out. Mitrais built digital banking apps with BTPN and helped Bank Jago develop and test its mobile banking app. The company also offers custom app development, team augmentation, cloud work, and software modernization. Banks can hire a complete delivery team or simply add engineers to their own.
Key Facts
- Best for: Large banking application development and engineering teams
- Core services: Custom software development, application development, testing, team augmentation
- Specialization: Digital banking and enterprise software
- Industries: Financial services, fintech, insurance, software
- Location: Headquarters in Indonesia with offices in Jakarta, Bali, Yogyakarta, and Bandung
- Notable banking experience: BTPN and Bank Jago
Contact Information
- Website: www.mitrais.com
- Phone: (+6221) 527 7636
- Address: Gedung Wirausaha, 8th Floor, Jl. H.R. Rasuna Said Kav. C5, Jakarta Selatan, DKI Jakarta 12940
- LinkedIn: www.linkedin.com/company/mitrais
- Instagram: www.instagram.com/mitrais
- Facebook: www.facebook.com/mitraisofficial
- Twitter: x.com/mitrais
3. Sagara Technology
Sagara Technology runs a dedicated fintech division that builds financial technology systems. It builds apps for banking, fintech, multifinance, insurance, securities, accounting, and investment.
The company has worked on projects for BRI, BRI Agro, Danamon, KoinWorks, and Amartha. Its fintech work includes payment and settlement, virtual accounts, and payment channel integrations. It also builds P2P lending, crowdfunding, credit scoring, and investment technology. With offices in Jakarta and Bandung, Sagara suits clients that want an Indonesian partner who knows local banking and fintech products firsthand.
Key Facts
- Best for: Banking, lending, and payment software projects
- Core services: Web development, mobile development, fintech software development
- Specialization: Financial technology systems
- Industries: Banking, fintech, multifinance, insurance, securities
- Location: Jakarta and Bandung, Indonesia
- Notable banking experience: BRI, BRI Agro, Danamon
Contact Information
- Website: sagaratechnology.com
4. DOT Indonesia
DOT Indonesia offers custom software development and dedicated financial software services from its offices in Indonesia. It works across finance and banking. Its services include consulting, modernization, implementation, maintenance, integrations, and technology advice for financial software.
Its past work includes Hijra Bank and other finance platforms. DOT builds mobile and web apps with Java, C#, Golang, Kotlin, Swift, Flutter, React, and Vue. Banks that want a local engineering firm for custom development, system integration, and legacy modernization will find all three here.
Key Facts
- Best for: Custom financial systems and modernization
- Core services: Financial software development, mobile development, integrations, modernization, maintenance
- Specialization: Enterprise and financial applications
- Industries: Banking, finance, mining, energy, agriculture
- Location: Jakarta and Malang, Indonesia
- Notable banking project: Hijra Bank
Contact Information
- Website: www.dot.co.id
- Email: di.oc.tod@rentrapraed
- Phone: +62 812 9257 5575
- Address: Millenium Centennial Center lt. 39, Jl. Jend. Sudirman Kav. 25, Setiabudi, Jakarta Selatan 12920
- LinkedIn: www.linkedin.com/company/dot-indonesia
- Instagram: www.instagram.com/dot.indonesia
- Facebook: www.facebook.com/dotindonesia
5. Javan Cipta Solusi
Javan Cipta Solusi builds custom enterprise systems and business process automation from offices in Yogyakarta and Jakarta. Banking and finance are core client sectors, with clients including BRI, BTPN, BTPN Syariah, and Bank NTT.
For BRI, Javan recently built an Operations Console and Workflow Management System. It connects to payment, reconciliation, cash, and card backends. Javan also offers loan origination workflows, system integration, legacy modernization, process automation, and custom app development. It suits banks building internal operations platforms, not only customer mobile apps.
Key Facts
- Best for: Banking workflow automation and internal systems
- Core services: Custom development, process automation, system integration, legacy modernization
- Specialization: BPMN-based enterprise systems
- Industries: Banking, finance, government, telecommunications
- Location: Yogyakarta and Jakarta, Indonesia
- Notable banking clients: BRI, BTPN, BTPN Syariah, Bank NTT
Contact Information
- Website: javan.co.id
- Email: di.oc.navaj@ssenisub
- Phone: +62 812-2783-5715
- Address: District 8, Treasury Tower Lt.6 Unit F, Jl. Jend. Sudirman Kav. 52-53, SCBD Lot 28 RT.005 RW.003, Senayan, Kebayoran Baru, Jakarta Selatan
- LinkedIn: www.linkedin.com/company/javanciptasolusi
- Facebook: www.facebook.com/people/PT-Javan-Cipta-Solusi/61579428173697
- Twitter: x.com/JavanCS
6. USSI
USSI is one of the most specialized companies on this list, because its products target financial institutions and microbanking. It builds core banking and digital financial services technology for rural banks, cooperatives, and Islamic microfinance institutions.
Its SISPRO product is a web-based core microbanking system. It handles customer records, savings, and collateral, and connects to digital financial services. USSI has also built payment and banking integrations, including one using BRI APIs. Smaller financial institutions that want proven core banking software may prefer its product-led approach to a general custom development agency.
Key Facts
- Best for: Core banking and microfinance systems
- Core services: Core banking, digital financial services, banking integrations, hosted banking infrastructure
- Specialization: Microbanking and financial institution technology
- Location: Bandung, Indonesia
- Banking focus: BPR, cooperatives, microfinance, Islamic financial institutions
Contact Information
- Website: ussi.co.id
- Email: di.oc.issu@liam
- Phone: 0811-9018-005
- Address: Regency Blok A2 No.6-8, Jl. Gading Utama, Cisaranten Endah, Kec. Arcamanik, Kota Bandung, Jawa Barat 40292
- Instagram: www.instagram.com/ussicorp
7. Suitmedia
Suitmedia is a digital transformation and software development company based in Jakarta, with more offices in Bandung, Yogyakarta, and Malang. It builds mobile apps, web platforms, and digital products, and offers design and enterprise transformation services.
In 2025-2026, it is redesigning internet and mobile banking interfaces for Bank CTBC Indonesia. Suitmedia also built the Skorku mobile app for Credit Bureau Indonesia. Because it combines product engineering with UX work, it fits banking projects that need both a better customer experience and new app development.
Key Facts
- Best for: Customer-facing digital banking products
- Core services: Mobile apps, web development, UI/UX, digital product development
- Specialization: Digital transformation and product experience
- Industries: Banking, financial services, enterprise, consumer services
- Location: Jakarta, Bandung, Yogyakarta, and Malang, Indonesia
- Notable financial clients: Bank CTBC Indonesia, Credit Bureau Indonesia
Contact Information
- Website: suitmedia.com
- Email: moc.aidemtius@tcatnoc
- Address: Jl. Pekayon 1 No.26, Ps. Minggu, Jakarta Selatan, DKI Jakarta, Indonesia 12540
- LinkedIn: www.linkedin.com/company/suitmedia
- Instagram: www.instagram.com/suitmedia
- Facebook: www.facebook.com/suitmedia
- Twitter: x.com/suitmedia
8. Dihardja Software
Dihardja Software builds web platforms, mobile apps, automation systems, and other custom digital products from Tangerang Selatan. It works in fintech and also in healthcare, retail, government, and other sectors.
Its best-known financial project is Gradana, an Indonesian P2P lending platform. Dihardja helped design and build the first web MVP, then extended the product to iOS and Android apps. Having taken a product from launch to mobile, it suits fintech and financial firms that need an early product, customer portal, or lending app.
Key Facts
- Best for: Fintech products and mobile financial applications
- Core services: Digital product development, mobile apps, web applications, automation
- Specialization: Custom product engineering
- Industries: Fintech, healthcare, retail, government
- Location: Tangerang Selatan, Indonesia
- Notable fintech project: Gradana
Contact Information
- Website: dihardjasoftware.com
- Email: moc.erawtfosajdrahid@olleh
- Phone: +62 8221 000 5856
- Address: Ruko Prominence 38G No.37, Alam Sutera, Tangerang Selatan, Indonesia
- LinkedIn: www.linkedin.com/company/dihardjasoftware
- Instagram: www.instagram.com/dihardjasoftware
9. Ice House
Ice House is a Jakarta-based product development company that designs, builds, and maintains mobile apps and backend systems. It works in financial services, as well as transportation, healthcare, ecommerce, and other consumer sectors.
Its engineers build native iOS and Android apps, Flutter and React Native apps, web apps, and backend software. They also integrate payment gateways and handle testing, deployment, and post-launch support. Ice House fits banks that need mobile and digital channels built, not buyers looking for an off-the-shelf core banking platform.
Key Facts
- Best for: Mobile banking and customer-facing applications
- Core services: Mobile development, backend development, web applications, product design
- Specialization: Mobile product engineering
- Industries: Financial services, transportation, ecommerce, healthcare
- Location: Jakarta, Indonesia
Contact Information
- Website: icehousecorp.com
- Email: moc.procesuoheci@olleh
- Phone: +62 21 509 28856
- Address: JustCo, Sequis Tower, Level 17 Jl. Jend. Sudirman No. 71 Jakarta 12190
- LinkedIn: www.linkedin.com/company/ice-house
- Instagram: www.instagram.com/lifeaticehouse
10. Aleph
Aleph builds digital products, combining strategy, user experience, frontend engineering, and backend development. In Indonesia, it has worked directly with PermataBank.
There, Aleph worked across PermataBank's digital products: its website, PermataMobile X, PermataAPI, PermataNet, and Permatae-Business. The work covered digital strategy, UX/UI, interaction design, and frontend and backend development. Aleph suits banks that want product design and customer experience built together with the software underneath.
Key Facts
- Best for: Digital banking experience and application engineering
- Core services: Digital strategy, UX/UI, frontend development, backend development
- Specialization: Digital product design and engineering
- Industries: Banking and digital services
- Notable banking client: PermataBank
Contact Information
- Website: www.aleph-labs.com
- Email: moc.sbal-hpela@aisenodni
- Address: Centennial Tower 37th Floor Zone E Jl. Gatot Subroto No.24-25 Jakarta Selatan DKI Jakarta 12930, Indonesia
- LinkedIn: www.linkedin.com/company/aleph-labs
- Instagram: www.instagram.com/aleph_labs
11. Indocyber Global Teknologi
Indocyber Global Teknologi provides enterprise IT solutions, with a large share of its work in financial services. It offers lending and finance solutions, anti-money laundering systems, bank and corporate treasury technology, and loan origination systems. It also provides API management, integration platforms, workflow automation, and IT professional services.
The company has also partnered with Vymo to bring sales engagement technology to banks and insurers. Unlike mobile-first studios, Indocyber fits organizations that need enterprise integration, regulatory systems, workflow tools, or specialist IT staff across a large banking setup.
Key Facts
- Best for: Enterprise banking systems and integration
- Core services: Loan origination, treasury solutions, AML systems, API integration, IT professional services
- Specialization: Enterprise information systems
- Industries: Banking, finance, insurance
- Location: Indonesia
Contact Information
- Website: www.indocyber.co.id
- Email: di.oc.rebycodni@ofni
- Phone: +62 21 566 3704
- Address: Block C No. 9-10, Daan Mogot Street Kav. 119, West Jakarta, Indonesia
- LinkedIn: www.linkedin.com/company/indocyber-global-teknologi-pt
- Instagram: www.instagram.com/indocyber.id
12. MitraComm Ekasarana
MitraComm Ekasarana is part of Phintraco Group and builds customer-facing technology for Indonesian financial institutions. For Adira Finance, it built the AKSES app for Android and web. The app shows contract information, installment history, and customer details, and offers payment services, credit simulations, and reminders.
Through other digital services in the Phintraco group, the company has also supported financial firms such as BCA. It fits financial companies that need customer service apps, mobile channels, and connected digital service platforms, rather than a full core banking replacement.
Key Facts
- Best for: Financial service applications and customer digital channels
- Core services: Mobile applications, web applications, digital customer solutions
- Specialization: Customer-facing enterprise applications
- Industries: Banking, financial services, customer service
- Location: Indonesia
- Notable financial project: AKSES Adira Finance
Contact Information
- Website: mitracomm.com
- Email: moc.ocartnihp@gnitekram
- Phone: +6221 2555 6168
- Address: The East Tower, Jl. DR. Ide Anak Agung Gde Agung Kav. E.3.2 No.1 Kawasan Mega Kuningan Jakarta 12950, Indonesia
- LinkedIn: www.linkedin.com/company/mitracommekasarana
- Instagram: www.instagram.com/mitracommekasarana.official
- Facebook: www.facebook.com/mitracommekasarana.official
Conclusion
Indonesia has a varied banking technology market, with providers covering everything from customer-facing mobile apps and lending platforms to core banking, integrations, workflow automation, and legacy system modernization. The right choice depends largely on the scope of the project. Some companies on this list are better suited to local banking infrastructure and operational systems, while others bring broader fintech product development and international engineering experience.
When comparing banking software development companies in Indonesia, look beyond the service list. Relevant financial-sector experience, integration capabilities, security practices, and the ability to support a product after launch are just as important. A provider that understands both the technical requirements and the realities of financial software can make it easier to build, modernize, and maintain systems that need to perform reliably over the long term.