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QUANTITATIVE DEVELOPER

Millennium Advisors, LLC
Charlotte, NC Full Time
POSTED ON 11/16/2025
AVAILABLE BEFORE 12/16/2025
Quantitative Developer

Charlotte, NC

Quantitative Developer

This is an on-site role in Charlotte, NC.

About Us

Millennium Advisors is a leading technology-driven broker-dealer specializing in providing liquidity in fixed income securities, including corporate and municipal bonds, treasuries, fixed income ETFs and MBS.  Millennium Advisors is headquartered in Charlotte, North Carolina, with offices in London and Singapore.

Founded in 2009, Millennium is consistently in the top five dealers by trade count on most major fixed income electronic trading platforms.  We have leveraged our superior trading technology and data modeling to create a high-margin, high-productivity business model.  Our trading counterparties include institutional investors, asset managers, banks, registered investment advisors, wealth managers, insurance companies and other broker-dealers. 

Role

We are seeking a quantitative developer to scale the research and development of our pricing, risk and decision-making models.  

A successful candidate will have a minimum of 5 years of experience participating in the development of financial models using Python in production, and understand the workflows surrounding research, productionizing and support. We are a highly collaborative firm where quant and tech employees are empowered to deliver to production. This role is designed to enhance our collective productivity, and not to add unnecessary “red tape”. 

Key Responsibilities

  • Collaborate with quant team to improve research life cycle (parallelization, data acquisition / distribution / caching). 
  • Guides quant team to follow SLDC best practices (release management, testing, packaging) 
  • Collaborate with Tech team to develop architecture and layer services 
  • Develop a layered model architecture, pilot how to re-factor some existing models into re-usable components. 
  • Be an in-house expert in Python/Java inter-op, identify and implement key algorithms in Java. 

Qualifications

  • 5 years work experience, with a significant portion dedicated to quantitative model development. 
  • Degree in computer science or software engineering.  
  • Experience writing scalable, modular, high performance, supportable production code in Python. 
  • Experience working with SQL databases and basic query optimization. 
  • Experience developing applications on top of real-time (asynchronous, distributed) services. 

Preferred Skills 

  • 2 years of experience working in the financial industry, preferably with fixed income and/or market making focus. 
  • Master’s degree in quantitative discipline, such as quantitative finance, statistics, mathematics, etc. 
  • Experience productionizing statistical and ML models built on PyTorch, TensorFlow, Stan, Apache Arrow, and/or Optuna.  
  • Experience with the following technologies: 
  • Java 
  • Git / Docker / Jenkins and managing artifacts and deployment pipelines  
  • Datastore abstraction technologies (e.g. Trino / Presto / Spark) 
  • Message brokers (ActiveMQ, RabbitMQ, Kafka, others) 
  • Experience implementing fixed income analytics (OAS, ASW, YTW, Standard CDS Model). 

Compensation And Benefits

In return for a long-term commitment, Millennium Advisors offers a highly competitive compensation package that includes base salary commensurate with experience, and incentive compensation, which could include equity in the firm. We have a comprehensive benefits package that includes:

  • Daily breakfast (Charlotte) and lunch provided
  • Monthly massages (Charlotte)
  • Paid time off and various leave options
  • Company-sponsored medical and dental plans
  • 401(k) (US) / Pension plan (UK) with company matching contributions

Culture

At Millennium, you’ll join a team of intelligent, ambitious, and positive professionals in an environment that fosters collaboration and innovation. Our Charlotte office features amenities such as pool and ping pong tables, music, and comfortable spaces for meetings and team activities. We maintain a casual dress code and a strong focus on building meaningful relationships among team members. 

We are committed to building an outstanding small company culture, where people like to work and like each other, where they can be challenged intellectually, exercise their creative and entrepreneurial interests, and still have a life outside of work.

If you’re seeking to join a company focused on global expansion and are a forward-thinking individual with a passion for driving impactful innovation, we invite you to join us and shape the future of Millennium Advisors. 

How To Apply

Interested candidates should submit their resume and a cover letter via this link: https://millenniumadvisors.recruitee.com/o/quantitative-developer-3

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