Frontend Engineer
Summary
Frontend Engineer on Octopus Energy's Onboarding team in London, owning end-to-end delivery of customer onboarding journeys for the UK's largest energy supplier. Stack centers on React, TypeScript, Next.js on Vercel, and GraphQL/Apollo, with emphasis on accessibility and high-traffic performance.
Octopus Energy started with a bold idea: to build Britain’s first truly digital energy supplier. By combining world-class tech with brilliant humans who care deeply about customers and driving the renewable energy transition, we made it happen and in 2025, we became Britain’s largest energy supplier.
Octopus Energy Group is a global energy transition collective. 10 businesses working across 4 continents to tackle energy transformation at nearly every front.
And we constantly push to make energy better. Tirelessly campaigning for fair protections for customers. And building innovative technologies that forge a path to a green energy system.
We’re made up of 10,000+ authentic, committed people working around the world on stuff you'd never expect. We're united by a shared goal: to drive the global green energy revolution. Read our Spotlight series to meet some of the team.
About the role
At Octopus Tech, you’ll have real ownership, variety, and the chance to shape products that make a tangible difference in people’s lives - lowering bills, enabling greener living, and delivering experiences customers genuinely love. You’ll work side by side with teams across marketing, operations, and data, and see the impact of your work in the real world, fast.
We are looking for a Frontend Engineer to join our Onboarding team.
The Onboarding team owns the main entry points of consumers for OEGB, focusing on improving the current journeys and working in new projects impacting thousands of customers everyday. They work in a very open and fast-moving environment, focusing on the user experience with a strong human touch to everything they do. Onboarding is also a very collaborative team, working together with other developers and teams, strengthening our tech stack and influencing which paths OE takes in its tech journey.
We embrace flat hierarchies and an open, agile culture that fosters innovation, flexibility, and creativity.
We don’t hang our personalities up with our coats and nor should you. At Octopus, we hire great people who get stuff done, all whilst being themselves.
If this sounds exciting, we’d love to chat.
What you'll have
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3+ years of experience with our stack, listed below
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Experience taking problems, rather than strict guidelines, and developing strong solutions
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Confidence owning the development cycle (request, requirements gathering, technical proposal, technical execution, deployment and monitoring.)
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Confidence tackling large-scale tasks individually
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An empathetic approach to delegating work and collaborating with others
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The ability to develop websites that meet strong accessibility guidelines
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Experience building scalable, performant sites that handle high levels of traffic well
Our stack
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React
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TypeScript (desirable)
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Next.js on Vercel (desirable)
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GraphQL w/ Apollo (desirable)
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React Testing Library & Playwright
Why else you'll love it here
Skills
As published by lever · 3 questions · 2 written answers
Basics
Resume/CV, Full name, Email, Phone, Current location, Current company, LinkedIn URL, Twitter URL, GitHub URL, Portfolio URL, Other website, What gender do you identify as?, What ethnicity do you identify as?Please select the ethnicity you identify most with, Do you identify as neurodiverse?
Pick from a list (1)
- We’re proud to be a registered visa sponsor at Octopus Energy. We consider sponsorship on a case by case basis and while we're sorry we are not able to offer it for every role, understanding your right to work status helps us explore what options might be open for you. Could you please tell us what’s your current right to work status?
Written answers (2)
- Before your skills and experience, we’re looking for the right kind of person – the kind who is utterly passionate about our mission and who thrives working how we work. So, please let us know why the Octopus Energy Group stands out to you?
- What are your salary expectations? We're more than happy to share our salaries for roles on a call with one of our recruiters. It's something we always cover as we genuinely want to match your experience with the correct salary. The reason why we don't advertise is because we have a degree of flexibility and would never want salary to be a reason why someone doesn't apply to Octopus - what's more important to us is finding the right Octofit!