Treasury Technology Software Engineer (C#/.NET)

Millennium Management LLC; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Millennium is seeking a Software Engineer for Treasury Technology in Singapore. You will collaborate across a global technology organization to solve treasury domain problems with robust software solutions, focused on margin, cash, and collateral platforms.

You bring at least three years of hands-on C# development, .NET, and experience with SQL databases; AI integration with LLMs and cloud tooling are highly valued.

Qualifications

• At least three years of technology experience, with strong hands-on C# development skills; Angular experience is a plus.
• At least three years of hands-on programming experience, including object-oriented programming, design patterns, service-oriented architecture, concurrency, and SOLID principles.
• Hands-on .NET development experience, including C# and ASP.NET Web API.
• Experience working with enterprise databases, such as Microsoft SQL Server, Sybase, or Oracle.
• Applied AI engineering: Hands-on experience integrating LLMs into software through APIs, tool calling, MCP, and retrieval, plus proficiency in spec-driven, context-aware AI-assisted development
• Experience using continuous delivery tools.
• Strong problem-solving and analytical skills. Proven ability to thrive in a dynamic, fast-paced environment with an independent, proactive approach.
• Strong written and verbal communication skills; experience with messaging or service-oriented architectures, Agile and SDLC practices, AWS or other cloud technologies, and Python is a plus.

Responsibilities

• Partner across a global technology organization to solve business problems through robust Treasury technology solutions.
• Collaborate with global business stakeholders to gather requirements, align priorities, and manage project delivery.
• Own delivery timelines for Treasury applications and projects, driving work through to completion.

Skills

C# development

Angular

OO design

SOA

Concurrency

Agile/SDLC

ASP.NET Web API

SQL Server

AI integration (LLMs)

CI/CD tools

Problem solving

Communication

Tools

ASP.NET Web API

Microsoft SQL Server

Sybase

Oracle

Job description

Millennium is seeking a Software Engineer for Treasury Technology in Singapore. You will collaborate across a global technology organization to solve treasury domain problems with robust software solutions, focused on margin, cash, and collateral platforms.

You bring at least three years of hands-on C# development, .NET, and experience with SQL databases; AI integration with LLMs and cloud tooling are highly valued.