At a Glance
- Tasks: Design and build scalable applications using Python and AWS, tackling complex challenges.
- Company: Join E.ON Next, a leader in sustainable energy solutions with a collaborative culture.
- Benefits: Enjoy competitive salary, 26 days annual leave, flexible working, and excellent parental leave.
- Other info: Award-winning workplace with strong support for growth and inclusivity.
- Why this job: Make a real impact on the energy industry while working with cutting-edge technology.
- Qualifications: Experience in software engineering, particularly with Python and cloud technologies.
The predicted salary is between 63000 - 77000 £ per year.
Senior to Staff Software Engineer We’re looking for an experienced Senior to Staff Software Engineer to join our Engineering team and help us build technology that’s changing the way people use and interact with energy.
At E.
ON Next, we’re tackling some of the biggest challenges facing the energy industry - from affordability and sustainability to creating better experiences for our customers.
Technology is at the heart of that, and you’ll play an important role in building the products and platforms that make it happen.
You’ll join a collaborative, high-performing engineering team working across multiple areas of the business.
We build full-stack cloud solutions, with Python at the heart of our backend and a serverless-first approach using AWS services such as Lambda, Dynamo DB, RDS and App Sync.
We care about building things well, moving quickly and continually improving how we work.
You’ll have the opportunity to influence technical direction, solve complex problems and help those around you grow.
What you’ll be doing
- Build great technology Design, build and evolve scalable full-stack applications using Python and AWS.
Take a serverless-first approach to designing robust, maintainable cloud solutions.
Plan, build, test and release new features, products and experiments.
Tackle complex technical challenges involving large-scale systems and high volumes of data.
Contribute to technical design and architectural decisions, helping shape solutions from the ground up.
- Lead through technical expertise Provide technical leadership within your squad and help set high standards for engineering excellence.
Support and develop other engineers through mentoring, pair programming and constructive code reviews.
Champion modern engineering practices, including TDD, automated testing and continuous improvement.
Share knowledge, challenge ideas constructively and help create an environment where engineers can do their best work.
- Collaborate and make an impact Work closely with Product, Data, Front-end, Platform, Security and Design teams to turn ideas into great products.
Work in an agile environment where engineers have a genuine voice in how we solve problems.
Translate complex technical challenges into clear, practical solutions.
Continuously look for better ways of working, improving both our technology and the experience of the teams building it.
You’ll ideally bring
- Proven experience working as a Senior Engineer, Staff Software Engineer or Team Lead.
- Experience providing technical leadership within an engineering squad or similar environment.
- Strong experience with Python, or transferable software engineering experience and a willingness to develop in Python.
- Experience building and working with RESTful APIs and/or Graph QL.
- Experience with AWS or other cloud technologies and an understanding of cloud-native application design.
- Strong knowledge of software engineering principles and development practices such as TDD, automated testing, pair programming and code review.
- Excellent software design, problem-solving and debugging skills.
- Experience using Git or other version control systems.
- The ability to communicate technical concepts clearly and collaborate effectively with both technical and non-technical colleagues.
- A genuine curiosity for technology and a desire to keep learning, experiment with new approaches and continuously improve.
Here’s what else you need to know
- Role may close earlier due to high applications.
- Competitive salary
- Location – London - E. ON Next, 47-53 Charterhouse Street, Farringdon, London, EC1M 6PB - with travel to our other sites when required.
- Excellent parental leave allowance.
- Award-Winning Workplace - We’re proud to be named a Sunday Times Best Place to Work 2025 and the Best Place to Work for 16-34-year-olds
- Outstanding Benefits - Enjoy 26 days of annual leave plus bank holidays, a generous pension, life cover, bonus opportunities and access to 20 flexible benefits with tax/NI savings
- Flexible & Family-Friendly - Our industry-leading hybrid and family-friendly policies earned us double recognition at the Personnel Today Awards 2024.
- We’re open to discussing how flexibility can work for you
- Inclusive & Diverse - We’re the only energy company in the Inclusive Top 50 UK Employers.
We’re also proud winners of Best Employer for Women and Human Company of the Year-recognising our inclusive, people-first culture
- Support at Every Stage of Life - We’re Fertility Friendly and Menopause Friendly accredited, with inclusive support for everyone
- Accessible & Supportive - Do you consider yourself as having a disability?
As a Disability Confident Employer, we guarantee interviews for disabled applicants who meet the minimum criteria for the role and will make any adjustments needed during the process
- Invested in Your Growth - From inclusive talent networks to top-tier development programmes, we’ll support your growth every step of the way For all successful candidates.
Due to the nature of this role your employment will be subject to a basic DBS (Disclosure Barring Service) check being carried out by ourselves via a 3rd party service provider
Any questions on the role - please reach out to Eonnext. recruitment@eonnext. com
ON Next is all about creating a sustainable future, now.
We're moving our energy in the right direction, one little big step at a time.
We’re also here to make this whole energy thing way easier for our customers.
Like, really easy.
That means providing exceptional service and using state-of-the-art tech to do it.
Join us in our mission to bring feel-good energy to everyone...
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AWS/Python Software Engineer employer: E.ON Next Energy Ltd
E.ON Next Energy Ltd is an exceptional employer that prioritises employee well-being and growth, offering a competitive starting salary and the potential for uncapped commission. With a flexible working environment and a strong focus on enhancing customer experience, employees are encouraged to develop their skills and creativity in a supportive culture. Located in the UK, this role provides a unique opportunity to make a meaningful impact while enjoying generous annual leave and work-life balance.
StudySmarter Expert Advice🤫
We think this is how you could land AWS/Python Software Engineer
✨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 E.ON Next Energy Ltd 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 E.ON Next Energy Ltd.
✨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 E.ON Next Energy Ltd.
✨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 E.ON Next Energy Ltd 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 AWS/Python Software Engineer
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 E.ON Next Energy Ltd.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at E.ON Next Energy Ltd 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 E.ON Next Energy Ltd
✨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 E.ON Next Energy Ltd 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.
