Data Scientist

Octopus Energy Group; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Octopus Energy Group is seeking a data scientist to build data pipelines and forecasting models for the GB intraday power market, applying ML and classical forecasting techniques to deliver market-leading insights.

You will collaborate with Trading, Renewables, and Flexibility teams, driving data-driven decisions while supporting the transition to Net Zero through innovative energy solutions.

Qualifications

• Experience with Python is essential.
• Understanding of forecasting techniques and ability to build a simple baseline and quickly iterate.
• Ability to communicate your approach, including its strengths and limitations.
• Able to quickly understand commercial and industry concepts.
• Team player excited at the idea of ownership across multiple projects and tools.
• Experience with Machine Learning is essential.
• Experience in GB electricity industry is useful but not required.

Responsibilities

• Exploring the types of data needed to effectively trade the GB intraday power market.
• Building, improving and maintaining models to forecast electricity demand and renewable generation, primarily in GB but developing into all of Western Europe
• Finding high quality, novel data sources to base forecasts off of
• Development on forecasting framework and tools
• Maintaining and automating forecasting processes, whilst building in checks and alerting
• Utilising these forecasting models to build or enhance our price forecasts
• Collaborating with Trading, Renewables, Flexibility and other teams to utilise our combined knowledge and data

Skills

Python

Forecasting techniques

Machine Learning

Data pipelines

Communication

Industry concepts

Team ownership

Job description

At Octopus Energy Trading, we’re on a mission to reshape the future of energy. As part of Octopus Energy Group, we’re creating an innovative approach to trading that will accelerate the transition to a Net Zero world. With the growth of renewables and a push toward decarbonising heating and transport, greater flexibility in the grid is essential. We are building cutting-edge technology to optimise everything from domestic EV charging to grid‑scale batteries, to meet the global demand for energy flexibility.

We’re looking for passionate and unconventional thinkers to join us on this journey, bringing a diversity of experience and ideas to shape a more efficient, flexible, and sustainable energy system.

With an increase in variable and distributed supply, using data for trading and forecasting has never been more important. Octopus has always had a tech‑first approach, and our trading and analytics tools are all built in‑house. We are looking for a data scientist who’s comfortable building data pipelines bringing together internal and external data to create market‑leading insights using both classical and ML techniques. This will include looking at demand, renewables and transmission system fundamentals forecasts focussed to begin with on the GB intraday power market.

What You’ll Do…

• Exploring the types of data needed to effectively trade the GB intraday power market
• Building, improving and maintaining models to forecast electricity demand and renewable generation, primarily in GB but developing into all of Western Europe
• Finding high quality, novel data sources to base our forecasts off of
• Development on forecasting framework and tools
• Maintaining and automating forecasting processes, whilst building in checks and alerting
• Utilising these forecasting models to build or enhance our price forecasts
• Collaborating with Trading, Renewables, Flexibility and other teams to utilise our combined knowledge and data

What You’ll Need…

• Experience with Python is essential
• A good understanding of what forecasting techniques to use and the ability to build a simple baseline and quickly iterate
• Ability to communicate your approach, including its strengths and limitations
• Able to quickly understand commercial and industry concepts
• Team player excited at the idea of ownership across lots of different projects and tools
• Passion for driving towards Net Zero
• Experience with Machine Learning is essential
• Experience in the electricity industry in GB would be useful but not required

If this sounds like you then we’d love to hear from you.

As an equal opportunity employer, we do not discriminate on the basis of any protected attribute. Our commitment is to provide equal opportunities, an inclusive work environment, and fairness for everyone.