Castleton Commodities International (www.cci.com) is redefining how data and technology drive the future of global energy trading. Our Data Science & Technology team is at the forefront of this evolution, designing powerful systems and innovative tools that help our front-office teams understand market behavior, forecast price movements, and manage risk more effectively.

With a commitment to excellence and a modern, open-source technology stack, we solve complex, high-impact challenges at scale. From cloud-native infrastructure and machine learning platforms to real-time analytics, custom APIs, and internal libraries, we build the tools that give CCI a competitive edge in the global commodities markets.

If you're looking to build cutting-edge solutions in a high-performance trading environment, we’d love to hear from you. Apply today and take the next step in your technology career at CCI!

Responsibilities:

• Partner directly with commercial trading teams to engineer and optimize trading processes and analytical models.

• Build and maintain Python-based services and APIs using modern frameworks and best-in-class design patterns.

• Design & develop solutions to support supply and demand models, market data analysis, and position management.

• Design cloud-native tools that integrate seamlessly into our Front Office platform, including visualization and analytics interfaces.

Qualifications:

• Bachelor's or Master's degree in Computer Science or a related STEM field

• 5+ years of prior full stack professional programming experience in Python, React or Angular.

• Advanced understanding of object-oriented programming concepts.

• Familiarity with cloud platforms (e.g., AWS) and data warehousing solutions (e.g., Snowflake).

• Working knowledge in Linux and Windows environments.

• Knowledge of DevOps practices and CI/CD pipelines.

• Prior exposure to or a demonstrated interest in finance, quantitative trading, or the commodities markets.

• Ability to communicate and interact with a wide range of users ranging from very technical to non-technical.

• Results-oriented team player who can handle rapidly changing projects and priorities while maintaining a strong professional presence.

• Strong analytical skillset with demonstrated attention to detail.

Employee Programs & Benefits:

CCI offers competitive benefits and programs to support our employees, their families and local communities. These include:

• Competitive comprehensive medical, dental, retirement and life insurance benefits

• Employee assistance & wellness programs

• Parental and family leave policies

• CCI in the Community: Each office has a Charity Committee and as a part of this program employees are allocated 2 days annually to volunteer at the selected charities.

• Charitable contribution match program

• Tuition assistance & reimbursement

• Quarterly Innovation & Collaboration Awards

• Employee discount program, including access to fitness facilities

• Competitive paid time off

• Continued learning opportunities

Visit  https://www.cci.com/careers/life-at-cci/# to learn more!

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