Backend Engineer for Scalable EV Charging Platform in London

Backend Engineer for Scalable EV Charging Platform in London

London Full-Time 51750 - 63250 £ / year (est.) Hybrid
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At a Glance

  • Tasks: Join us as a backend engineer to develop impactful services for our EV charging platform.
  • Company: Be part of Octopus Electroverse, Europe's largest eMobility charging network.
  • Benefits: Flexible salary, remote work, and a culture that values your growth and autonomy.
  • Other info: Join a top-rated company with excellent career growth opportunities and a supportive team.
  • Why this job: Make a real difference in the climate space while working with cutting-edge technology.
  • Qualifications: 2+ years of Python experience and a passion for innovative solutions.

The predicted salary is between 51750 - 63250 £ per year.

About Octopus Electroverse

We’re making electric vehicle public charging simple, by building the giant, virtual charging platform of the future. In just five years, Octopus Electroverse has become Europe’s largest eMobility charging network, with over 1.4 million connected electric vehicle chargers globally across 79 countries. Our customer ecosystem spans web, iOS, Android, CarPlay, Android Auto & Automotive OS. But this is just the start: we’re busy expanding internationally, growing our Charge Point Operator and OEM partners, and scaling our Octopus Fleet B2B proposition - all in the name of making public EV charging super simple for our customers. Electroverse is a cross-functional team of product, engineering, commercial, operations and marketing, all sharing a passion for shifting the industry towards EVs.

About the Job

You’ll join as a backend engineer in one of our primary squads. Working alongside the product manager and engineers in your squad, you will help develop the critical services that serve our end users. You’ll have the chance to work on highly impactful projects, fueling product innovation in a fast-moving industry and influencing how the backend can deliver robust and scalable functionality.

What you'll do

  • Enable us to build quickly but robustly, using best practices in observability, data analysis and defensive programming, allowing us to safely scale our products and CPO integrations globally.
  • Work with cross-functional stakeholders to break down complex problems, understand feasibility, and propose creative technical solutions that deliver a market-leading platform.

What we're looking for

  • The passion to create something amazing in the climate space, and the mindset to learn and grow in a rapidly scaling business.
  • 2+ years commercial experience with Python.
  • Good communication skills, with an ability to consider product vision and propose creative technical solutions within a team.
  • An ability to write robust and fault-tolerant software.
  • Proficient understanding of Git and CI/CD.
  • Good understanding of Databases and data architecture.
  • Experience with API development (REST, GraphQL, etc).

Nice to have

  • Experience in using web frameworks (Django).
  • Experience working on B2B product features.
  • Experience working with OCPI.
  • Experience integrating third-party API solutions.

Why else you'll love it here

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! We were named the UK's top company to work for in 2025, and we ranked in the top ten in the Sunday Times Best Places to Work 2026. Our Group CEO, Greg has recorded a podcast about our culture and how we empower our people. We’ve also been placed in the top 10 companies for senior leadership.

If this sounds like you then we'd love to hear from you, tell us what you care about, why Octopus feels right and most importantly, bring us the real you! Applying for jobs can be a bit scary so have a nose through some of our tips first.

P.S. Our process usually takes up to 4 weeks, but we’ll always do our best to flex around what works for you. Along the way, you’ll chat with our recruitment team and your Recruiter will help you throughout different stages. Got any burning questions before then? Drop us a message at and we’d love to help!

Are you ready for a career with us? We want to ensure you have all the tools and environment you need to unleash your potential. Need any specific accommodations? Whether you require specific accommodations or have a unique preference, let us know, and we'll do what we can to customise your interview process for comfort and maximum magic!

Studies have shown that some groups of people, like women, are less likely to apply to a role unless they meet 100% of the job requirements. Whoever you are, if you like one of our jobs, we encourage you to apply as you might just be the candidate we hire. Across Octopus, we're looking for genuinely decent people who are honest and empathetic. Our people are our strongest asset and the unique skills and perspectives people bring to the team are the driving force of our success. 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.

Backend Engineer for Scalable EV Charging Platform in London employer: Octopus Energy

Octopus Energy Group is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration in the rapidly evolving electric vehicle sector. Employees benefit from comprehensive growth opportunities, competitive remuneration, and a commitment to sustainability, making it a rewarding place to contribute to meaningful projects while enjoying a supportive team environment in the UK.

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Contact Details:

Octopus Energy Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Backend Engineer for Scalable EV Charging Platform in London

✨Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Octopus Energy or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

✨Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Octopus Energy.

✨Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Octopus Energy.

✨Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Octopus Energy that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Backend Engineer for Scalable EV Charging Platform in London

Python
Communication Skills
Problem-Solving Skills
Git
CI/CD
Databases
Data Architecture

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Octopus Energy.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Octopus Energy and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Octopus Energy

✨Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

✨Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Octopus Energy uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

✨Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

✨Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.