Senior ETRM Application Developer

Posted:
4/20/2026, 5:00:00 PM

Location(s):
England, United Kingdom ⋅ Greater London, England, United Kingdom

Experience Level(s):
Expert or higher ⋅ Senior

Field(s):
Software Engineering

Castleton Commodities International (CCI) is hiring a Senior ETRM Application Developer to expand our Commodities Trading Application Development team. This role sits at the center of our end-to-end trading lifecycle and is responsible for building and enhancing the applications and integrations that support front-to-back commodities trading, from exchange connectivity and trade capture through Confirmations, Scheduling, P&L, Risk, & Settlements.

You will work across a distributed application landscape and partner closely with Trading, Risk, Operations, and Technology teams to deliver scalable solutions with strong data quality, resiliency, observability, and control. The ideal candidate is a hands-on engineer who can design clean interfaces, modernize integrations, and drive best practices across development and release processes.

Responsibilities:

  • Design, develop, and support applications and services across the end-to-end commodities trade lifecycle.

  • Build and enhance integrations between ETRM platforms and systems utilizing Java & Oracle.

  • Develop and maintain robust data pipelines including mapping, transformations, validations, and exception handling to ensure accuracy and completeness.

  • Partner with Trading, Risk, Scheduling, Settlements, and Accounting stakeholders to translate requirements into technical designs and deliverables.

  • Own production support for assigned systems, including incident response, root cause analysis, and implementation of permanent fixes.

  • Improve operational resiliency through monitoring, alerting, automated controls, reconciliation routines, and reprocessing capabilities.

  • Contribute to architecture and design decisions with a focus on performance, maintainability, testability, and security.

  • Participate in code reviews and mentor engineers by promoting strong engineering standards and reusable design patterns.

  • Drive modern SDLC practices including version control discipline, automated testing, CI/CD, and release management.

  • Coordinate and lead work delivered by offshore development teams, including planning, task delegation, and quality oversight.

Qualifications:

  • Bachelor’s Degree in any relevant discipline such as Mathematics, Computer Science, or Engineering.

  • 10+ years of experience successfully delivering ETRM development and support in a commodity trading company.

  • Experience working with a US based management team and global development team with offshore development.

  • Proven ability to directly interface with business users on the entire SDLC.

  • Significant experience in Triple Point (TPT) CommodityXL (CXL) or similar full scale ETRM system.  

  • Experience in interfacing with commodity exchanges (ICE, CME, NYMEX).

  • Working knowledge in cloud platforms such as AWS and Azure.

  • 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.   

Technical Skills:

  • Python

  • Kafka

  • Java (J2EE)

  • JavaScript

  • Spring Framework

  • SQL (AWS Redshift, Oracle, Sybase and DB2), Oracle PL/SQL

  • Rest API

  • Angular or React

  • Scripting (Windows, Linux)

  • IBM MQ, TIBCO, JMS

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!