Associate, Front Office Software Engineer

Castleton Commodities International, LLC; Stamford (CT); On-site; USD 85,000 - 115,000; Full time

Benefits offered by this job

Comprehensive medical and dental benefits

Employee assistance programs

Tuition assistance and reimbursement

Competitive paid time off

Quarterly Innovation Awards

Job summary

Castleton Commodities International, LLC is seeking a skilled software engineer to join our Data Science & Technology team. This role involves optimizing trading processes and developing high-performance Python services that support our analytics platform.

Ideal candidates will have a strong foundation in computer science, proficiency in Python, and experience with cloud platforms. We offer competitive benefits, a dynamic work environment, and opportunities to make a significant impact on our trading strategies from day one.

Qualifications

• 2-5 years of professional software engineering experience.
• Strong foundation in computer science fundamentals.
• Excellent problem-solving and analytical skills.

Responsibilities

• Partner with traders to optimize trading processes.
• Build scalable, high-performance Python services.
• Develop solutions for market data analysis.

Skills

Python backend development

Cloud-native tool design

Analytical modeling

Front-end development with React/Angular

Problem-solving skills

Education

Bachelor's or Master's in Computer Science or related STEM

Tools

AWS

Snowflake

Linux/Unix

Job description

Castleton Commodities International ( https://www.cci.com ) is a global leader in energy commodity trading and asset investment. Our Data Science & Technology team is central to our success, engineering the high-performance systems and innovative tools that power our commercial decision-making. We build the platforms that help our front‑office teams understand market behavior, forecast price movements, and manage risk. Our team solves complex, high‑impact challenges using a modern technology stack. We develop everything in cloud‑native infrastructure from real‑time analytics to back‑testing engines, third‑party integrations, and internal libraries, all designed to give CCI a competitive edge in the global commodities markets. This role is an opportunity to build solutions that have a direct commercial impact from day one.

Responsibilities

• Partner directly with traders and analysts to engineer and optimize trading processes, analytical models, and systematic strategies.
• Build and maintain scalable, high‑performance Python services and APIs that power our analytics platform.
• Develop solutions to support supply and demand models, market data analysis, and strategy research.
• Design and implement cloud‑native tools, including real‑time analytics, visualization interfaces, and workflow automation, that integrate seamlessly into our Front Office platform.

Qualifications

• Bachelor's or Master's degree in Computer Science or a related STEM field.
• 2‑5 years of professional software engineering experience.
• Strong foundation in computer science fundamentals, including data structures, algorithms, and software design principles.
• Proficiency in Python for backend development (services, APIs, data processing).
• Prior experience developing front‑end applications utilizing React, Angular, or TypeScript is strongly preferred.
• Excellent problem‑solving and analytical skills with strong attention to detail.
• Strong communication skills, with the ability to collaborate effectively with both technical and commercial teams.
• Must be able to work effectively in a fast‑paced, dynamic and high‑intensity environment, including open‑floor plan if applicable to the position, with timely responsiveness and the ability to work beyond normal business hours when required.

Preferred Qualifications

• Familiarity with cloud platforms (e.g., AWS) and data warehousing solutions (e.g., Snowflake).
• Experience working in a Linux/Unix environment.
• Knowledge of DevOps practices and CI/CD pipelines.
• Prior exposure to or a demonstrated interest in finance, quantitative trading, or the commodities markets.

Employee Programs & Benefits

• 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 employees are allocated 2 days annually to volunteer at 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.

Castleton Commodities International is a leading global energy commodities merchant and infrastructure asset investor. As a trader, CCI deploys capital on a proprietary basis in the physical and financial commodity markets, providing the Company with market insights and access. As a strategic investor and developer, CCI leverages its market expertise, operations capabilities, and industry knowledge to invest in, and develop, select commodity infrastructure assets. This fully integrated platform has generated strong risk‑adjusted returns for our investors since our formation.