Senior Fullstack (.NET/Python) Engineer

We are looking for a Senior Fullstack Engineer (.NET/Python) for our client, a consultancy that helps banks and insurers transform their operations through AI, automation, and advanced analytics, with a strong focus on Anti-Financial Crime (fraud prevention, AML, KYC) and enterprise AI platforms . You will join their delivery for a Dutch insurance client . This is a long-term remote-first contract position for candidates based in the EU. Responsibilities Build the middleware APIs between Salesforce / API management, Databricks or SQL databases, and legacy cores such as AS400. Build and harden the Agentic CDD services: asynchronous client-check API with callback, retries instead of dropped messages, and safe write-back with an on/off switch. Extend the Python capability modules and the connector framework. Package and deploy as containers or Databricks bundles through the CI/CD pipeline. Write unit and integration tests, and fix issues found in testing and in production. Work Conditions Start Date : ASAP Location : Remote within the EU Long-term contract-based role: until July 2027 with possible extension Contract with EU LCC Requirements Core Technical Skills C# / .NET ( ASP.NET Core Web APIs) Python (FastAPI or similar) Containerized packaging (Docker), Azure DevOps, CI/CD, Git Integration with enterprise systems (REST, messaging/queues) Soft Skills Strong analytical and problem-solving skills , with the ability to diagnose and resolve complex issues under pressure. Excellent communication skills , capable of explaining technical concepts to both technical and non-technical stakeholders. Ownership mindset – the ability to work independently and as part of a team while taking full responsibility for assigned tasks. Proactive attitude – the ability to escalate issues early, follow up on blockers, and support teammates when needed. Constructive feedback approach – ability to receive and provide feedback in a way that improves overall team performance. Preferred Experience Databricks Asset Bundles (DAB) Kubernetes LangGraph or other LLM frameworks Insurance or banking experience