Senior C# Developer (Fintech)

TL;DR

Senior C# Developer (Fintech/.NET): Developing core systems for XVA, Liquidity, and Financial Resource Management with an accent on migrating to a modern event-driven architecture. Focus on integrating agentic AI engineering and ensuring system reliability for front-office IT operations.

Location: Remote (must be based in Poland/Warsaw)

Company

hirify.global is recruiting on behalf of a global financial institution for its core systems development team.

What you will do

• Develop and maintain core systems for XVA, Liquidity, and Financial Resource Management.
• Migrate existing backend infrastructure to a modern, highly advanced event-driven architecture.
• Build and optimize UI tools that support daily operations for hundreds of users in dynamic markets.
• Collaborate within a distributed international team using agile methodologies and clean code principles.
• Implement agentic AI engineering solutions and leverage LLM capabilities in an enterprise environment.

Requirements

• Deep expertise in .NET C#, OOP, design patterns, and service-oriented architectures.
• Strong experience with MS SQL and Dapper ORM.
• Practical experience with DevOps tools including Jenkins, TeamCity, and Ansible.
• Expertise in at least 2 financial areas such as PnL Explain, XVA, Liquidity Risk, or Financial Products.
• Hands-on experience with agentic AI engineering and LLM integration in software development.

Nice to have

• Experience with frontend technologies: React, Redux, TypeScript, HTML, and JavaScript.

Culture & Benefits

• Work in a collaborative, international environment focused on software craftsmanship.
• Opportunity to work directly with front-office IT and high-impact financial systems.
• Flexible employment options including Permanent contract or B2B.
• Culture of transparency, accountability, and professional integrity.