> Markdown version of [/jobs/ext/3024287-full-stack-software-engineer](https://www.wearedevelopers.com/jobs/ext/3024287-full-stack-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Software Engineer - **Company:** Octopus Energy - **Location:** València, Spain - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Python (Programming Language), PostgreSQL, NoSQL, Software Maintenance, ReactJS, Event Driven Architecture, Material UI, Graphql - **Published:** September 22, 2026 - **Apply:** https://www.adzuna.es/contact-us.html ## About the Role 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 andNext.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 ## Description 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 withNext.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, support, mentor, and raise the game of those around you. What you'll need... ## Related Videos - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Putting the Graph In GraphQL With The Neo4j GraphQL Library](https://www.wearedevelopers.com/videos/257-putting-the-graph-in-graphql-with-the-neo4j-graphql-library) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [GraphQL + Apollo + Next.js: A Lovely Trio](https://www.wearedevelopers.com/videos/311-graphql-apollo-next-js-a-lovely-trio) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 131 - AI'm not sure about OSS](https://www.wearedevelopers.com/magazine/472-dev-digest-131-ai-m-not-sure-about-oss) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [WeAreDevelopers Dev Digest Issue 116 - The new search wars…](https://www.wearedevelopers.com/magazine/445-wearedevelopers-dev-digest-issue-116-the-new-search-wars) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)