Payment Gateways
Stripe, Razorpay and custom payment flows — web, mobile and in-store.
Fintech Applications
Secure fintech apps that move money safely
Payments, banking, lending and trading platforms — built secure, scalable and compliant from day one.
PCI-DSSAware builds
API-firstArchitecture
Global/INMarkets
What We Build
Fintech solutions for every use case
Banking Platforms
Digital banking interfaces, account management and transaction histories.
Lending Systems
Loan origination, credit scoring, repayment tracking and collections.
Trading Platforms
Market data feeds, order management and portfolio dashboards.
Fraud Detection
Rule-based and ML-powered fraud detection and alert systems.
Open Banking APIs
PSD2-compliant account aggregation and third-party integrations.
Our Process
How we build your fintech platform
1
Discovery
Regulatory requirements, data flows and integration points documented upfront.
2
Security Design
Threat modelling, encryption strategy and access controls defined before coding.
3
Build
Agile sprints — every release includes security review before it ships.
4
Testing
Penetration testing, load testing and third-party security audit.
5
Launch
Staged rollout, monitoring and incident response plan in place from day one.
What's Included
Every fintech build includes
✓End-to-end encryption (AES-256, TLS 1.3)
✓PCI-DSS aware architecture
✓Role-based access and audit logs
✓Payment gateway integration
✓Fraud detection rules engine
✓Regulatory compliance documentation
✓Performance and load testing
✓90-day post-launch support
FAQ
Common questions
Are you PCI-DSS certified?
We build PCI-DSS aware architectures. Full certification depends on your card scheme and processor — we guide you through the requirements.
Which payment gateways do you support?
Stripe, PayPal, Razorpay, Braintree, Adyen and most others — or we build to your gateway's API.
Can you integrate with core banking systems?
Yes — we've integrated with Temenos, Mambu, Finacle and custom core systems via APIs.
How do you handle regulatory requirements in India?
We design to RBI guidelines for payment systems and NBFCs, and work with your compliance team throughout.
Fintech Software Development Company — Secure & Compliant
TECHTARN is a trusted fintech software development company building secure payment platforms, digital banking apps, lending systems and trading tools for fintech startups and financial institutions across the USA, UK, UAE, Singapore and global markets.
Security and compliance are at the heart of everything we build. Our fintech development services deliver PCI-DSS aware architectures with end-to-end encryption, fraud detection and regulatory compliance built in from day one. Whether you're launching a neobank, a payment gateway, a BNPL platform or an investment app, we have the expertise to build it right.
Fintech Solutions We Build
Our capabilities span payment platforms with multi-currency wallets and gateway integration (Stripe, Razorpay, Adyen), digital banking interfaces with open banking APIs, lending and credit systems with automated scoring, and investment and trading platforms with real-time market data. We also build ML-powered fraud detection and AML compliance tooling.
We work within complex regulatory environments and integrate with core banking systems, payment processors and compliance tools. Our team combines deep software engineering expertise with financial domain knowledge, and we can enhance your platform with AI capabilities for risk assessment and automation. Need a mobile experience? Our app development team builds secure fintech apps for iOS and Android.
Building the next big thing in financial technology? Talk to our fintech development team about your project and regulatory requirements — we'll help you build securely and launch with confidence.
Building a fintech product?
Tell us about your platform. We'll come back with an approach and a realistic budget.
Get In Touch
Ready to get started?
Tell us about your project. We reply within 4 business hours.
Send Us a Message