Junior Data Engineer

Location: London

When you join EDF Trading, you’ll become part of a diverse international team of experts who challenge conventional ideas, test new approaches, and think outside the box.

Energy markets evolve rapidly, so our team needs to remain agile, flexible, and ready to spot opportunities across all the markets we trade in power, gas, LNG, LPG, oil, and environmental products.

EDF Group and our customers all over the world trust that their assets are managed by us in the most effective and efficient manner and are protected through expert risk management. Trading for over 20 years, it’s experience that makes us leaders in the field. Energy is what we do.

Become part of the team and you will be offered a great range of benefits, which include (location dependent) hybrid working, a personal pension plan, private medical and dental insurance, bi-annual health assessments, corporate gym memberships, an electric car lease programme, childcare vouchers, a cycle-to-work scheme, season ticket loans, volunteering opportunities, and much more.

Gender balance and inclusion are very high on the agenda at EDF Trading, so you will become part of an ever-diversifying family of around 750 colleagues based in London, Paris, Singapore, and Houston. Regular social and networking events, both physical and virtual, will ensure that you always feel connected to your colleagues and the business.

Who are we? We are EDF Trading, part of the EDF Group - a world leader in low-carbon, sustainable electricity generation.

Join us, make a difference, and help shape the future of energy.

Job Description

Data is Energy

EDF Trading is a data business. Trading is transitioning into a data driven business. High quality data and the agility of the analysis are becoming the differentiator. EDF Trading has a leading footprint in the European energy markets and wants to monetise and optimise data as an asset. ​

The European energy space is complex and has a huge appetite for data. Power production from renewables in response to weather, capacity limitations across borders, storage optimisation modelling... these are just some of the complex data opportunities we trade on every day.

We’re looking for talented people who share our passion for data to join our team and seize these opportunities with us.

Team / department

The Data Platform team enables the business to unlock value from data by providing the platforms and services needed to collect, manage, process, discover, and analyse it. This includes market data ingestion and cataloguing, real-time data processing and data governance. The role will focus on building and maintaining the core data platform that provides the foundation for these services.

Main responsibilities

Support the implementation of a modern data platform by collaborating with the broader Data team and contributing to the development of a data lakehouse solution aligned with company needs.

Develop and maintain data ingestion and transformation workflows and supporting data platform solutions, using established technologies and standards (e.g., Parquet, Apache Iceberg, Delta lake), while ensuring appropriate logging, monitoring and data lineage are in place.

Contribute to data quality efforts by implementing validation checks, schema enforcement, and basic error handling within pipelines.

Collaborate with analytics and business teams to understand data requirements and support data modelling activities.

Follow established governance and security standards, including access control and data handling best practices.

Stay up to date with data engineering tools and technologies and proactively build technical skills.

Participate in agile ceremonies (e.g., stand-ups, sprint planning, retrospectives) as part of the delivery team.

Work with senior engineers to troubleshoot data issues and support platform monitoring and maintenance.

Required Skills and Experience

Foundational Data Concepts: Basic understanding of data engineering concepts such as ETL/ELT pipelines, data modelling, and data storage formats.

SQL Skills: Working knowledge of SQL for querying and manipulating data.

Programming: Beginner to intermediate experience with Python, SQL, or similar languages used in data processing.

Data Processing Tools: Exposure to tools such as Apache Spark, dbt, or similar (academic or project experience acceptable).

Version Control: Familiarity with Git and basic collaborative development workflows.

Cloud & Storage Concepts: Basic understanding of cloud platforms (e.g., Azure, AWS, GCP) and object storage concepts.

Problem-Solving & Learning Mindset: Strong willingness to learn, troubleshoot, and grow in a fast-paced environment.

Desirable Skills and Experience

Exposure to data lakehouse concepts or modern data platforms (coursework or projects is sufficient).

Familiarity with orchestration tools such as Airflow or Dagster.

Awareness of distributed data processing frameworks.

Basic knowledge of data governance, quality, and security principles.

Familiarity with vendor platforms such as Databricks or Microsoft Fabric would be a big advantage.

Understanding of streaming concepts (e.g., Kafka) is a plus.

Familiarity with monitoring and debugging data pipelines.

Person Specification

Positive and proactive attitude, with a willingness to learn and take on new challenges

Curiosity and eagerness to understand problems, with the ability to break them down and ask the right questions

Interest in building reliable and high-quality data solutions, with attention to detail

Good communication skills, with the ability to collaborate effectively and clearly share ideas within the team

Team-oriented mindset, comfortable working in a collaborative, multi-disciplinary environment

Adaptability and openness to feedback, using guidance from senior team members to improve and grow

Problem-solving mindset, with persistence in troubleshooting and resolving issues

Interest in continuous lea