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Octopus Energy is a global energy transition company operating 10 businesses across 4 continents, with 10,000+ employees focused on making energy fair, clean, and simple through technology. In 2025, Octopus became Britain's largest energy supplier by combining world-class tech with a commitment to the renewable energy transition.
The Flexibility team, established in early 2026, is focused on greenfield opportunities at the cutting edge of Octopus' flexibility strategy. The team enables rapid response to global flex opportunities and is building the next generation of products and tools to make energy more flexible.
Key products include Intelligent Octopus, which automates demand shift for 300,000 customers with electric cars, home batteries, or smart heating devices; Saving Sessions and Free Electricity Sessions, which save 2 million customers money; and management of 568MW of large grid-scale batteries to balance the system. These products are used by millions of customers globally, helping boost renewables use and decarbonize energy systems.
As a Senior Frontend Engineer, you will contribute to building customer-facing products and tools that drive the global green energy revolution. The role offers the opportunity to work on high-impact products in a flat hierarchy, agile culture that fosters innovation, flexibility, and creativity. Octopus values authentic, committed people who get things done while being themselves.
