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Senior Full Stack Software Engineer

Octopus Energy Group

Remote (UK)RemoteSep 17, 2026via Arbeitnow
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What we do. Electric Car Leasing
Why we do it. Greener. Fairer. Future.

We’re looking for a Senior Fullstack Software Engineer (Python and React) to join our product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry.    Our tech stack is Python with GraphQL, React with Next.js, PostgreSQL and noSQL databases, running on AWS.
What you'll do...
  • Work within a dedicated cross-functional team on key products for our customers or our internal teams.
  • Build APIs and integrate with our own and third party services to optimise and automate processes.
  • Develop frontend applications to create experiences that wow our users.
  • Create performant systems that work consistently across modern browsers and devices.
  • Care about the code you write and its future maintainability.
  • Contribute ideas, share knowledge and raise the game of those around you.

    • What you'll need...
  • Expertise in Python and React.
  • Proficiency working with multiple data sources and designing expressive APIs using GraphQL.
  • Experience working with design systems and component libraries.
  • Excellent understanding of fundamental coding principles and best practices and experience applying these to create robust, scalable, maintainable software.
  • Proven experience of collaborating within teams and across disciplines.
  • A track record of taking ownership of the development of features from inception through to delivery.
    •  
    Any of the following would be a bonus
  • Proficiency in TypeScript and Next.js.
  • A working knowledge of AWS and infrastructure as code (IaC) practices.
  • Experience with event driven architecture/systems (EDA). 
  • Production experience with AI tech and tooling

    • Why you'll love it here
  • Don't feel like you meet all of our hiring criteria? thats OK, apply anyway! we'd love to hear from you and have a conversation.~
  • Octopus Electric Vehicles, part of the Octopus Energy Group, won the Sunday Times best company to work for in 2024. We were named 6th out of the top 100 start-ups to work for by Tempo in 2025 and on Glassdoor we were voted 50 best places to work in 2022. Our Group CEO, Greg has recorded a podcast about our culture and how we empower our people 

  • Wondering what the salary for this role is? Just ask us! 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 honestly 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!

  • Octopus Energy Group is a unique culture. An organisation where people learn, decide, and build quicker. Where people work with autonomy, alongside a wide range of amazing co-owners, on projects that break new ground. We want your hard work to be rewarded with perks you actually care about! Visit our perks hub - 
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