OpenData / OpenBanking compliant access: BLIK, Elixir, NFC, card management and transfer reconciliation interfaces
We provide application-layer protocol analysis, authorization flow mapping, BLIK and NFC payments integration, and runnable APIs for accounts/cards/transfers/reconciliation, along with compliance and privacy guidance.
# Query account balance (example pseudo-code)
GET /api/v1/iko/accounts/{account_id}/balance
Headers: Authorization: Bearer <ACCESS_TOKEN>
Response:
{
"account_id": "PL12 3456 7890 0000 1111 2222 3333",
"currency": "PLN",
"available": 1234.56,
"ledger": 1234.56,
"as_of": "2025-10-20T12:00:00Z"
}
# Generate BLIK payment code (example)
POST /api/v1/iko/blik/create
{ "account_id":"...", "amount": 49.99 }
Response: { "blik_code": "123456", "expires_at": "2025-10-20T12:05:00Z" }
Account synchronization, transaction export, BLIK payments/refunds, NFC payments prototype, card management, on-site/off-site real-time transfers (Elixir / instant transfers), pending transactions preview and batch reconciliation.
All implementations are based on client authorization or public APIs, with audit logging, consent records, and data minimization strategies; recommendations align with local regulations.
Protocol analysis in 2–5 business days; first version of API integration typically 5–12 business days (depending on complexity). Optional pay-as-you-go on delivery satisfaction.
Provides Node.js / Python SDK, frontend examples, and Postman collections to accelerate production integration and testing.
We are a studio focused on mobile app protocol analysis and authorized API integration. Our team comes from payments, banking, and security research, specializing in turning complex mobile banking capabilities into maintainable, compliant server-side interfaces and SDKs.
To start a project, please provide the target app name and a concise requirement. Visit our contact page to submit details or request a proposal:
IKO (PKO Bank Polski’s mobile banking app) provides electronic banking services for individuals, supporting account management, transfers, card operations, BLIK payments, NFC contactless payments, term deposits, and loan applications.
For more information, refer to the official IKO page and activation guide: iko.pkobp.pl/iko_en