Dev senior C# event-driven architecture (Banque - cash management)

Tricefal; France; Sur place; EUR 50 000 - 70 000; Plein temps

Résumé du poste

A leading technology firm in France is seeking a skilled C# Developer to join their team. This role involves designing, developing, and maintaining components of a payment processing engine built on event-driven architecture. The ideal candidate should have over 5 years of experience in C#/.NET Core and a solid understanding of event-driven and microservices architectures. The position offers an opportunity to work on mission-critical systems for high-volume financial transactions, ensuring reliability and scalability.

Qualifications

• 5+ years of experience in software development with C#/.NET Core.
• Strong understanding of event-driven architecture and message-based systems.
• Experience with microservices architecture and RESTful APIs.

Responsabilités

• Design, develop, and maintain components of our payment processing engine.
• Implement and optimize event-driven architecture patterns.
• Collaborate with architects and product teams to ensure system scalability.

Connaissances

C#/.NET Core

Event-driven architecture

Asynchronous programming

Microservices architecture

RESTful APIs

Postgres SQL

Unit testing

Git

Outils

RabbitMQ

Kafka

Azure Service Bus

Description du poste

About the Role

We are seeking a highly skilled C# Developer to join our team and contribute to the development and maintenance of a complex payment processing engine built on event-driven architecture.

This role involves working on mission-critical systems that handle high-volume, real-time financial transactions with a strong focus on reliability, scalability, and security.

Key Responsibilities

• Design, develop, and maintain components of our payment processing engine using C# and .NET Core.
• Implement and optimize event-driven architecture patterns (e.g., pub/sub, message queues).
• Collaborate with architects and product teams to ensure system scalability and fault tolerance.
• Integrate with external payment gateways, banking APIs, and internal services.
• Write clean, maintainable, and well-documented code following best practices.
• Perform code reviews, unit testing, and participate in continuous integration and deployment processes.
• Troubleshoot and resolve complex technical issues in production environments.
• Contribute to performance tuning and system optimization for high throughput and low latency.

Required Skills & Qualifications

• 5+ years of experience in software development with C#/.NET Core.
• Strong understanding of event-driven architecture, asynchronous programming, and message-based systems (e.g., RabbitMQ, Kafka, Azure Service Bus).
• Experience with microservices architecture and RESTful APIs.
• Solid knowledge of Postgres SQL or other relational databases; familiarity with NoSQL is a plus.
• Understanding of payment systems, financial protocols, or transaction processing is a plus
• Proficiency in unit testing, CI/CD pipelines, and Git.