Senior ETRM Application Developer

Company: Castleton Commodities International
Apply for the Senior ETRM Application Developer
Location: London
Job Description:

Overview

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!

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Posted: May 9th, 2026