Senior Front Office Software Engineer

Reposted 4 Days Ago
Be an Early Applicant
2 Locations
In-Office
Senior level
Energy
The Role
The role involves partnering with trading teams to optimize trading processes, build Python-based services, and develop cloud-native tools for analytics.
Summary Generated by Built In
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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Top Skills

Angular
AWS
Linux
Python
React
Snowflake
Windows
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The Company
HQ: Stamford, CT
573 Employees
Year Founded: 2001

What We Do

Castleton Commodities International is an independent global energy commodity 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.

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