Senior Front Office Software Engineer
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Overview
Job Description
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.
Strong professional experience in any programming language; Python strongly preferred.
Prior experience developing front-end applications utilizing React, Angular, TypeScript is strongly preferred.
Proficiency in SQL and relational database technologies
Familiarity with modern DevOps practices.
Exposure to AWS and Snowflake technologies is highly desirable.
Prior experience building or working on back testing engines and systematic trading is a plus.
Prior experience in energy or commodities trading is strongly preferred.
Ability to communicate effectively across technical and non-technical audiences.
Strong attention to detail, problem-solving skills, and a passion for technology innovation.
Ability to work effectively in a fast-paced, dynamic and high-intensity environment including an open-floor plan, with timely responsiveness and the ability to work beyond normal business hours when required.
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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