Plumber (London)

Octopus Energy is hiring a Plumber (London). It pays £26k-£30k a year and Level rates it ; you can apply on Octopus Energy.

Level's read on this job

Little AI ●○○○ is how Level rates this role: aI is not part of the work.
Tools and skills the posting cites include Company Vehicle, Ppe and Company Tools.
Level classifies it as a mid-level role.
Level lists 167 other open roles at Octopus Energy.

AI in this role

Install low carbon heating technologies and air source heat pumps in customer homes with full training provided.

company-vehicleppecompany-tools

plumbingheating-systemsrenewable-technologycustomer-service

Help us make a big green dent in the universe. We're on a mission to drive the global renewable energy revolution and need your help to turn our vision into a reality.

As part of the Octopus Energy Services crew, you’ll be working closely with our office based teams to get our innovative renewable products installed into customer homes. You’ll have the backing of Octopus Energy’s massive tech power to minimise admin, so you can focus on delivering top-class service to our customers.

We're looking for plumbers who have experience in heating systems and are passionate about providing our customers with the best service possible (we’ll provide full training to help you transition over to renewables). You'll be the face of Octopus Energy in our customers' homes backed by a strong track record of safety, respect and top-tier service, you’ll love connecting with customers just as much as handling the technical work.

You'll be responsible for:

Working as part of a team of two to install low carbon technology in customers’ homes, starting with Air Source Heat Pumps.
Using your knowledge and experience of domestic heating and plumbing systems to prepare and install unvented cylinders, pipework, and radiators
Planning and communicating with the wider team and customers
Continuously learning about new technologies at our innovative R&D training centre

What do we need from you?

Minimum Level 2 NVQ in: Plumbing and Heating or Mechanical Engineering Services - Plumbing (domestic) AND/OR Gas Qualified with CCN1 and CENWAT, held for a minimum of three years
Experience on the ‘wet’ side of domestic heating systems
Full UK driving licence with no more than 6 points

Other qualities we'd love to see include:

A laser customer focus - communication is key
A proactive, ‘can do’ attitude
A keen eye for detail and problem-solving skills
WRAS Water Supply Regs or UHW10/HWSS Unvented DHW Storage Systems can also be beneficial but not essential!

Join us in the Octoverse!

£26,000 - £30,000 base salary with overtime available (+ London weighting if living within M25)
£2,500 annual performance bonus
Share Options in Octopus Energy
£25 per week lunch allowance
Training programme at our groundbreaking R&D centre
Use of company tools, uniform and all PPE
Company Vehicle and fuel
Support for personal development in Renewable Tech

Why else you'll love it here

• Wondering what the salary for this role is? Once you're in the interview process 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 • Visit our UK perks hub - Octopus Employee Benefits 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 talent@octoenergy.com 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.

How we rate this

Plumber (London) at Octopus Energy rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Plumber (London) is an open job at Octopus Energy.
Level rates this role AI Level 1 of 4: Little AI.
The listed salary is £26k-£30k a year.
The role is based in London (GB).
The job was posted on October 6, 2026.
Seniority: mid.
Applications are handled by Octopus Energy. Apply on Octopus Energy

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

PlumbingHeating SystemsRenewable TechnologyCustomer ServiceCompany VehiclePpeCompany Tools

Questions you could be asked

Tell me about a project where plumbing was part of your work. What did you do?
Tell me about a project where heating systems was part of your work. What did you do?
Tell me about a project where renewable technology was part of your work. What did you do?
Tell me about a project where customer service was part of your work. What did you do?
Walk me through how you've used Company Vehicle in your day-to-day work.

Adapt your resume

List these exact terms on your resume: Plumbing, Heating Systems, Renewable Technology, Customer Service, and Company Vehicle. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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