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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Global Bank Integration API Development

We build secure, standardized API suites that enable traditional banks to programmatically initiate, verify, and confirm settlements on blockchain-based RWA platforms.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, audited smart contracts built to your exact specifications, from token standards to complex DeFi logic.

We architect and deploy production-ready smart contracts that power your Web3 application. Our process ensures security-first development, gas optimization, and full audit readiness from day one.

  • Token Standards: Custom ERC-20, ERC-721, and ERC-1155 contracts with minting, vesting, and governance modules.
  • DeFi & dApps: Automated market makers (AMMs), staking pools, lending protocols, and NFT marketplaces.
  • Enterprise Logic: Custom business logic for supply chain, gaming, or identity management, built on Solidity 0.8+ or Rust for Solana.
  • Full Delivery: We provide commented source code, deployment scripts, and technical documentation.

We don't just write code; we deliver a secure, maintainable, and extensible foundation for your product. Our contracts are built with OpenZeppelin libraries and follow established security patterns to mitigate risks.

Typical outcomes: A fully audited, mainnet-ready contract suite delivered in 2-4 weeks, with ongoing support for upgrades and integration.

key-features-cards
ENTERPRISE-GRADE INTEGRATION

Core API Capabilities We Deliver

Our Global Bank Integration API is engineered for financial institutions, providing the secure, compliant, and scalable infrastructure needed to bridge traditional finance with blockchain rails.

01

Regulatory & Compliance Gateways

Pre-built connectors for global KYC/AML providers (e.g., Sumsub, Onfido) and transaction monitoring. Enforces jurisdictional rules and sanctions screening at the API layer, ensuring compliance by design.

150+
Jurisdictions
ISO 27001
Certified
02

Multi-Chain Liquidity Aggregation

Single API endpoint to source and settle liquidity across EVM chains (Ethereum, Polygon, Arbitrum) and non-EVM networks (Solana, Cosmos). Implements intelligent routing for optimal pricing and speed.

< 2 sec
Quote Latency
10+
Supported Chains
03

Real-Time Fiat On/Off Ramps

Seamless integration with licensed payment processors for direct bank transfers (ACH, SEPA, SWIFT), card payments, and local payment methods. Includes automated reconciliation and fraud detection.

99.5%
Success Rate
30+
Currencies
04

Institutional-Grade Security & Custody

API-first access to MPC (Multi-Party Computation) wallets and smart contract-based custody solutions. Features role-based access control, transaction policy engines, and audit trails.

SOC 2 Type II
Audited
Zero
Custody Loss
05

Automated Treasury Management

Programmatic tools for balance monitoring, automated sweeping to cold storage, yield generation on idle assets via DeFi protocols, and multi-signature approval workflows.

24/7
Monitoring
Sub-Second
Alerting
06

Developer Experience & Support

Production-ready SDKs in Python, JS, and Go. Comprehensive API documentation, a dedicated sandbox environment with test funds, and 24/7 technical support with SLAs.

< 4 hrs
Support SLA
3
SDK Languages
benefits
MEASURABLE RESULTS

Business Outcomes for Your Bank

Our Global Bank Integration API delivers concrete, bank-grade outcomes, moving beyond technical features to drive real business value and competitive advantage.

01

Faster Time-to-Market

Deploy new blockchain-based products in under 4 weeks, not quarters. Our pre-built, compliant modules for payments, custody, and tokenization accelerate your launch cycle.

< 4 weeks
Deployment Time
80%
Faster Development
02

Regulatory Confidence

Build with pre-vetted compliance logic for AML/KYC, transaction monitoring, and sanctions screening. Our architecture is designed for audit trails and regulatory reporting.

Pre-built
Compliance Modules
Audit-Ready
Architecture
03

Operational Efficiency

Automate settlement, reconciliation, and reporting. Reduce manual processing costs by over 70% and eliminate errors associated with legacy correspondent banking.

> 70%
Cost Reduction
Near-Zero
Settlement Errors
04

New Revenue Streams

Launch tokenized assets, cross-border stablecoin payments, and DeFi yield products for your corporate clients. Monetize blockchain access with a secure, branded interface.

New
Product Lines
High-Margin
Client Services
05

Enhanced Security Posture

Enterprise-grade security with SOC 2 Type II compliance, MPC-based key management, and real-time threat monitoring. Protect digital assets with institutional-grade controls.

SOC 2
Compliance
MPC
Key Management
06

Developer Productivity

Empower your engineering team with comprehensive SDKs, sandbox environments, and 24/7 expert support. Reduce blockchain learning curve and internal maintenance overhead.

Full SDKs
& Documentation
24/7
Developer Support
Structured Delivery for Global Bank Integration

Phased Development Roadmap

A transparent, milestone-driven approach to building and deploying your compliant bank-to-blockchain API, ensuring predictable delivery and risk mitigation.

Phase & DeliverablesTimelineCore ActivitiesKey Outcomes

Phase 1: Discovery & Architecture

1-2 Weeks

Requirements analysis, regulatory mapping, system design

Technical spec, compliance framework, project plan

Phase 2: Core API & Smart Contract Dev

3-5 Weeks

API gateway build, core smart contracts (KYC/AML, settlement)

Deployable API v1, audited smart contracts on testnet

Phase 3: Integration & Security Hardening

2-3 Weeks

Bank system integration (SWIFT/SEPA sim), penetration testing

End-to-end test suite, security audit report, staging environment

Phase 4: Pilot Deployment & Go-Live

1-2 Weeks

Limited pilot with partner bank, monitoring setup, team training

Production API live, operational runbook, support handoff

Phase 5: Scaling & Optimization

Ongoing

Multi-chain expansion, performance tuning, feature iterations

99.9% uptime SLA, support for new jurisdictions, analytics dashboard

Total Project Timeline

7-12 Weeks

From kickoff to production pilot

Fully functional, compliant Global Bank Integration API

how-we-deliver
PROVEN PROCESS

Our Delivery Methodology

We deliver production-ready bank integration APIs through a structured, transparent process designed for speed, security, and seamless deployment.

01

Discovery & Architecture Design

We conduct a deep-dive workshop to map your existing systems, define API endpoints, and architect a scalable integration layer with Open Banking standards (PSD2, FDX) in mind.

1-2 weeks
Architecture Phase
100%
Requirement Sign-off
02

Secure API Development

Our team builds the integration layer using Node.js/Python with OAuth 2.0, mTLS, and FAPI 1.0 security profiles. Every module undergoes static analysis and peer review before staging.

SOC 2 Type II
Compliance
OWASP Top 10
Security Standard
03

Bank Sandbox Integration

We implement and test against target bank sandboxes (Plaid, Yodlee, direct bank APIs) to validate authentication, data flows, and error handling before production connects.

1000+
Test Cases
All Major Banks
Sandbox Coverage
04

Deployment & Go-Live

We manage the production deployment with zero-downtime strategies, provide comprehensive documentation, and conduct knowledge transfer to your engineering team.

99.9%
Uptime SLA
< 48 hours
Support Response
security
CORE SERVICE

Smart Contract Development

Secure, audited smart contracts built to your exact specifications, from concept to mainnet deployment.

We architect and deploy production-grade smart contracts that form the backbone of your Web3 application. Our process ensures security-first development, gas optimization, and comprehensive testing before any code touches a live network.

  • Custom Logic: Build ERC-20, ERC-721, ERC-1155, or bespoke contracts for DeFi, NFTs, DAOs, and more.
  • Full Lifecycle: From initial design and Solidity/Rust development to deployment, verification, and monitoring.
  • Proven Security: Contracts are developed using OpenZeppelin libraries and undergo rigorous internal audits before we recommend third-party review.

Deploy with confidence. We deliver contracts that are secure by design, optimized for cost, and ready to power your product's core functionality.

Global Bank Integration API

Frequently Asked Questions

Get answers to common questions about our end-to-end API development service for connecting traditional finance with blockchain rails.

A standard project from scoping to production deployment takes 6-10 weeks. This includes 1-2 weeks for discovery and API design, 3-5 weeks for core development and security hardening, and 2-3 weeks for integration testing and go-live support. We provide a detailed, milestone-based project plan after the initial technical assessment.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team