Data Engineer (Hybrid - 3/2 Work Schedule)

Castleton Commodities International LLC; London; On-site; GBP 65,000 - 90,000; Full time

Job summary

A leading global energy commodities merchant seeks a data management professional for building a cutting-edge data science platform. This role is crucial for managing data architecture, ensuring the integrity of data, and collaborating with various teams to enhance investment processes. Required qualifications include a bachelor’s degree in a relevant field and extensive experience in SQL and data management.

Benefits

Medical, dental, retirement, and life insurance benefits

Employee assistance & wellness programs

Parental and family leave policies

Charitable contribution match program

Tuition assistance & reimbursement

Quarterly Innovation & Collaboration Awards

Employee discount program for fitness facilities

Competitive paid time off

Continued learning opportunities

Qualifications

• 5+ years of experience in SQL programming and data architecture.
• Experience in mapping, standardizing, and normalizing data.
• Ability to communicate with a diverse range of data users.

Responsibilities

• Lead data architecture and data management projects for both new and existing data sources.
• Manage end-to-end data ingestion processes and ensure data quality.
• Assist in strategic initiatives around big data projects for commercial business.

Skills

SQL programming

Data architecture

Data management

Analytics

Machine learning

Education

Bachelor’s degree in Computer Science, Mathematics, Physics, Business Intelligence, or related field

Tools

Power BI

Tableau

SnapLogic

Snowflake

Oracle

Python

Pandas

Numpy

Scikit

ETL/ELT frameworks

Job description

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Client:

Castleton Commodities International LLC

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

c004b9df6f9f

Job Views:

5

Posted:

02.06.2025

Expiry Date:

17.07.2025

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Job Description:

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.

Position Overview:

CCI is building out a best-in-class data science platform as being on the forefront of data management and analytics is core to our investment platform. Overall, this position will play an integral role as the team implements new data management platforms, creates new data ingestion pipelines, and sources new data sets. The role will assist with all aspects of data – from data architecture design to on-going data management and will have significant exposure to our Risk and commercial investing teams globally.

Responsibilities

• Execute data architecture and data management projects for both new and existing data sources.

• Help transition existing data sets, databases, and code to a new technology stack.

• Over time, lead analysis of data sets using a variety of techniques including machine learning.

• Manage end to end data ingestion process and publishing to investing teams.

• Own the process of mapping, standardizing, and normalizing data.

• Ad hoc research on project topics such as vendor trends, usage best practices, big data trends, artificial intelligence, vendors, etc.

• Help transition existing data sets, databases, and code to a new technology stack.

• Assess data loads for tactical errors and build out appropriate workflows, as well as create data quality analysis that identifies larger issues in data.

• Actively manage vendors and capture changes in data input proactively.

• Properly prioritize and resolve data issues based on business usage.

• Assist with managing strategic initiatives around big data projects for the commercial (trading) business.

• Partner with commercial teams to gain understanding of current data flow, data architecture, investment process as well as gather functional requirements.

• Assess gaps in current datasets and remediate.

Qualifications

• Bachelor’s degree in Computer Science, Mathematics, Physics, Business Intelligence, or related field of study.

• 5+ years of experience in SQL programming, data architecture, and dimension modeling.

• Interest and passion for data architecture, analytics, management, and programming.

• Experience in energy commodities or financial services required.

• Experience in mapping, standardizing, and normalizing data.

• Experience with data integration platforms is preferred, and SnapLogic experience is highly preferred.

• Extensive work experience with ETL/ELT frameworks to write pipelines to load millions of records.

• Advanced skills in writing highly optimized SQL code.

• Experience with relational databases Snowflake or Oracle is preferred.

• Python work experience with Pandas, Numpy and Scikit

• Ability to communicate and interact with a wide range of data users – from very technical to non-technical.

• Team player who is execution focused, with the able to handle a rapidly changing set of projects. and priorities, while maintaining strong professional presence.

• Strong analytics skills with demonstrated attention to details.

• Familiarity with Business intelligence tools Power BI and Tableau.

• Interest or experience in machine learning/Artificial Intelligence is a plus.

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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