Full Stack Developer - (C# / .NET)

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team

The Treasury Technology team at Millennium is responsible for developing and supporting wide range of software product and services across Treasury ecosystems. In this role, you will work on sophisticated software systems that support our firm’s liquidity management and financing strategy. You will design and implement cutting-edge solutions in close collaboration with our technology, Quantitative modeling, and Treasury teams, contributing directly to strategic funding and liquidity decisions.

What you’ll do

• Work across a global technology organization to solve business problems.
• Face off to global business stakeholders to drive requirements and projects.
• Own delivery timelines for Treasury applications and projects.
• Opportunity to grow your scope and influence as the team evolves, with increasing ownership across delivery, strategy, and team development.
• Integrate applications with enterprise databases (MS SQL Server, Sybase, Oracle) and optimize data access and performance.
• Develop and maintain services within message- or service-oriented architectures, leveraging AWS and other cloud technologies.
• Contribute to and refine SDLC processes, Agile practices, and continuous delivery pipelines to improve delivery quality and speed.
• Collaborate with cross-functional teams, troubleshoot complex technical issues, and drive continuous technical improvements in a fast-paced environment.

What you’ll bring

• 7+ years of full-stack development experience working in Technology.
• Expert hands-on full-stack development experience, including .NET (C#, ASP.NET Web API) and modern UI technologies (Angular, TypeScript, Ag-grid), with a strong command of Object-Oriented Programming and design patterns
• Solid grasp of Service-Oriented Architecture, concurrency, and SOLID principles, with hands-on experience building/enhancing SDLC and Agile methodologies and working with continuous delivery tools .
• Experience with enterprises databases such as MS SQL Server, Sybase, or Oracle.
• Experience with message or service oriented architectures.
• Experience working on AWS and cloud technologies.
• Strong problem-solving and analytical skills, with excellent written and verbal communication and a proven ability to thrive as a self-starter in a dynamic, fast-paced environment.
• Nice to have experience with enterprise caching solutions and experience working with Python ecosystem.