CCV Payments | Junior to mid-level software engineer | Onsite (NL) | Full-time | €50k-€60k | https://ccv.eu

About us: From facilitating the first electronic payments in the Netherlands in the 70s, to offering the first mobile payment terminals there and enabling next-gen online payment services throughout Europe from the 00s and onwards; CCV has always been a pioneer in payment.

Role overview: As a Software Engineer, you will work in a team of 30 employees focuses on innovating reliable payment terminals and the underlying systems. This is based on customer requirements, developments in the European payment market, and changes in security standards (PCI, Nist, Dora). You will work on applications that ensure secure loaded of software and keys (initial and remotely) onto Linux and Android payment terminals. The applications are written in C# and interact with, among others, RabbitMQ, Microsoft databases, ERP systems, and Utimaco hardware security modules (HSM's).

What we’re looking for: 1-5 years of software engineering experience (.Net, C#) and familiar with cryptography (RSA, AES, Eliptic Curve).

The work is highly technical and challenging. If this sounds like something you're passionate about, I invite you to visit

https://www.ccv.eu/nl/over-ccv/werken-bij-ccv/vacatures/secu... and apply!

LiquidFi (Miami, FL) | Senior Software Engineer - Solidity + Python | ONSITE | Full-time | https://liquidfi.io

We're reimagining mortgages through blockchain - tokenizing real estate debt to make mortgage investing more transparent, accessible, and liquid. Early-stage, profitable, and moving fast.

THE ROLE: Build smart contracts in Solidity that power mortgage tokenization, develop Python services/APIs connecting blockchain to the real world, and own features end-to-end. You'll wear multiple hats - one minute writing a Solidity payment contract, next debugging a Python API, then optimizing Celery tasks. Small team = big impact.

STACK: - Smart contracts: Solidity, OpenZeppelin, Hardhat/Foundry - Backend: Python (Django, DRF), Celery, RabbitMQ, PostgreSQL - Infrastructure: AWS, Docker, EVM-compatible chains - Integrations: Web3.py

LOOKING FOR: - 10+ years building products with serious Solidity + Python chops - Experience developing EVM-compatible smart contracts - Expert with Django, DRF, Celery - Strong distributed systems & async programming experience - Deep understanding of blockchain fundamentals, DeFi, token standards (ERC-20, ERC-721, ERC-1155) - Bonus: financial services, mortgages, or asset-backed tokens

WHY JOIN: - Own big pieces of the stack from day one - Competitive pay + meaningful equity - Shape the future of real estate finance - Small, passionate team

LOCATION: Miami, FL - onsite required (South Florida candidates welcome)

Apply: talent@liquidfi.io with resume + note about your Solidity/Python experience