Senior C# Engineer — FinTech, Event-Driven Backend Leader

MARGO; United States; Remote; USD 76,000 - 117,000; Full time

Job summary

MARGO is partnering with a global financial institution to recruit a Senior C# Developer. You will join an international team building core systems for XVA, Liquidity, and Financial Resource Management, migrating to a modern event-driven backend.

The role involves delivering robust back-end services and supporting hundreds of users in a dynamic market environment. You'll work in an agile environment, emphasize clean code and software craftsmanship, and collaborate with front-office IT to drive

Qualifications

• Strong OOP, patterns, and design principles.
• Deep experience with .NET C# and the ecosystem.
• Experience with service-oriented architectures.
• Proficient in MS SQL and data access patterns.
• Familiar with DevOps tools and automation.
• Understanding of AI-assisted development in enterprise environments.

Responsibilities

• Develop core systems for XVA, Liquidity, and Financial Resource Management.
• Migrate backend to a modern event-driven architecture.
• Collaborate in an agile team emphasizing clean code and craftsmanship.
• Support hundreds of users in a dynamic market environment.

Skills

OOP concepts

C# .NET ecosystem

Service-oriented architectures

DevOps tools

AI in software development

Tools

MS SQL

Dapper

Git

TeamCity

Jenkins

Ansible

Rebus

Job description

MARGO is partnering with a global financial institution to recruit a Senior C# Developer. You will join an international team building core systems for XVA, Liquidity, and Financial Resource Management, migrating to a modern event-driven backend.

The role involves delivering robust back-end services and supporting hundreds of users in a dynamic market environment. You'll work in an agile environment, emphasize clean code and software craftsmanship, and collaborate with front-office IT to drive