> Markdown version of [/jobs/ext/3242963-senior-data-engineer-python](https://www.wearedevelopers.com/jobs/ext/3242963-senior-data-engineer-python). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Data Engineer - Python - **Company:** Bloomberg - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Microsoft Excel, Application Programming Interfaces (APIs), Business Logic, Code Review, Data Dictionary, Information Engineering, Extract Transform Load (ETL), Data Warehousing, Document-Oriented Databases, Python (Programming Language), Systems Architecture, Parquet, Pandas, Data Lineage, Software Version Control, Data Pipelines - **Published:** September 17, 2026 - **Apply:** https://dejobs.org/x/x/67B90854DA9D455BB3A77B14B63F51DE/job/ ## About the Role * 7+ years of experience in data engineering or a similar role. * Proficiency in Python programming. * Experience with building and managing data pipelines. * Knowledge of data warehousing and ETL processes. * Excellent problem-solving and communication skills. If indicated, please note that years of experience are a guide; we will consider applications from all candidates who can demonstrate the skills necessary for the role. ## Description The Climate Data Utility Tech Team is actively searching for an experienced Senior Data Engineer to play a pivotal role in the design, implementation, enhancement, and maintenance of scalable data pipelines for the Net-Zero Data Public Utility. These pipelines are essential for the Utility's mission of providing open and accessible public good data through both the Climate Data Utility website and APIs. A successful candidate will face the challenge of working with data originating from a wide array of sources, each with its own formats, fields, and access protocols. Your responsibilities will encompass the full data lifecycle from the extraction of data from sources, transforming it according to source and domain specific business logic, and pushing it through the Utility's ingestion process. Additionally, you will be expected to implement data quality checks and validation procedures to ensure the accuracy and reliability of the data provided by the Utility. Responsibilities: * Design and develop scalable data pipelines using Python to read from APIs and structured files (Excel, Parquet). * Translate domain and source specific business logic into efficient code implementations to turn source data into usable structured data for downstream applications. * Implement data transformations and structuring using tools like Pandas and Pydantic to ensure data quality, consistency, and adherence to business logic requirements. * Collaborate with data scientists and analysts to support data-driven decision-making. * Document data engineering processes, including data lineage, data dictionaries, and system architectures * Maintain best practices through code reviews, version control, and adherence to industry standards. * Deploy production quality code through CI/CD pipelines into our cloud environment. * Provide mentorship and guidance to junior team members, fostering their growth and development in data engineering practices. ## Related Videos - [Python-Based Data Streaming Pipelines Within Minutes](https://www.wearedevelopers.com/videos/1233-python-based-data-streaming-pipelines-within-minutes) - [Parquet, Delta, Iceberg & Ducklake - An introduction for developers](https://www.wearedevelopers.com/videos/100075-parquet-delta-iceberg-ducklake-an-introduction-for-developers) - [Are Code Reviews Worth It? Insights from 16 Years of Review Data](https://www.wearedevelopers.com/videos/1135-are-code-reviews-worth-it-insights-from-16-years-of-review-data) - [Advanced Typing in TypeScript](https://www.wearedevelopers.com/videos/496-advanced-typing-in-typescript) - [Data Science on Software Data](https://www.wearedevelopers.com/videos/162-data-science-on-software-data) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk)