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product
Build Modern Financial Products with a Scalable Core Banking Platform
Create and manage accounts, process transactions, issue cards, and enable payments - all through a secure, modular core banking engine designed for fintechs and crypto businesses.
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The Financial Engine Behind Every Digital Bank
Core banking is the backbone of any financial product - it manages accounts, balances, transactions, and compliance processes in real time.

FinLego's Core Banking solves fragmented bank integration, high development overhead, and scaling constraints - letting your business go live faster with more competitive financial offerings.
Everything You Need to Operate Like a Real Bank
Accounts Management
Open, manage, and monitor multi-currency user accounts instantly - across individual, business, and pooled models. Built for flexibility, designed to scale.
Money Transfers (Local & Global)
Enable fast, secure money movement through SWIFT, SEPA, Faster Payments, ACH, card rails, and crypto-compatible transfers. One engine, multiple rails.
Customizable Workflows
Set your own rules for approvals, transaction limits, onboarding steps, and security thresholds - no hardcoded limits, full control.
Back-Office Dashboard
Gain real-time visibility and control over accounts, users, compliance alerts, FX rates, and more - no-code, role-based, and ready for your ops team.
Dynamic Pricing & Fee Engine
Define and adjust fees across accounts, currencies, user segments, and services. Build monetization logic that fits your business model.
Currency Exchange
Provide multi-currency wallets and FX at live rates. We enable access to banking partners offering competitive spreads and fast execution.
Card Issuing
Issue and manage virtual or physical cards with full control over design, activation, tokenization, and spend rules - integrated with major card networks.
Developer-First API
Connect instantly via FinLego’s robust API suite for account issuing, transfers, ledgers, and KYC. Designed for fast integration and future growth.
Who Is This Core Banking Platform For?
Neobank
& Challenger Banks
seeking to aggregate offers across multiple banking partners with unified back-end logic.
Micro-lending
or Credit Platforms
needing multi-bank funding routes, real-time disbursement, and ledger reconciliation at scale.
Digital
Wallet Providers
who need real-time ledgers, FX conversions, and multi-bank rails for payouts and top-ups.
Crypto-enabled
Platforms
combining fiat rails and crypto flows with compliance tools for seamless onboarding and transactions.
A Smarter Core Built for Fintech Growth
  • Multi-Bank Connectivity
    Unlike typical core banking providers, FinLego connects your business to multiple regulated banking partners, giving you access to better account options, faster payments, and improved geographic coverage - all from a single backend.
  • Modular, Not Monolithic
    Only use what you need. Our platform is fully modular, allowing you to integrate accounts, transfers, FX, and fees management without carrying unnecessary overhead.
  • Built for Global Fintechs
    Whether you're operating in the EU, UK, Africa, or beyond, FinLego’s infrastructure is built with multi-currency, multi-jurisdiction capabilities that grow with your business.
  • Fast to Launch
    We help you skip the 6–12 months dev cycles and go live in weeks with our API-first platform, sandbox environment, and guided onboarding.
Trusted by Fintech Teams Worldwide
Daria
Product Manager
We tried building our own core banking stack - it was expensive, slow, and never quite right. With FinLego, we launched a working product in just over a month, and it’s been smooth ever since.
Jonas
COO
The dashboard is a lifesaver. We manage thousands of accounts across fiat and crypto, and FinLego keeps it all organized, secure, and compliant.
Arjun
Co-founder
It’s rare to find a partner that gets both the tech and the regulation side. FinLego does both - and they move fast.
Built to Meet the Highest Standards in Finance
  • Banking-Grade Security
    • Data encryption at rest and in transit (AES-256, TLS 1.3)
    • Role-based access controls with activity logging
    • Secure key management and infrastructure hardening
    1
  • Regulatory Compliance
    • Built-in KYC/AML engine with rules and real-time alerts
    • Full audit trails for every transaction and account event
    • GDPR-ready, ISO 27001-compliant hosting environments
    2
  • Operational Risk Controls
    • Automated fraud detection with velocity checks and thresholds
    • Customizable approval workflows and user-level permissions
    • Continuous uptime monitoring and incident response
    3
From Idea to Launch in a Few Simple Steps
Define Scope
Choose the modules you need: accounts, transfers, FX, cards, etc.
Connect & Configure
Our team sets up your environment, API keys, and sandbox.
Customize
Adapt workflows, dashboards, and branding to your product vision.
Test & Certify
Run full test cycles and compliance checks.
Launch & Scale
Move to production and onboard users confidently.