Heat Pump Engineer

We're recruiting Plumbing and Heating Engineers to install our Air Source Heat Pumps. We're looking for passionate people who have worked on the installation of heating systems and we provide full training for candidates looking to make the transition to renewables!

This is a field based role covering the London area.

What you'll do: You’ll work as part of a team to install low carbon technology in customers' homes - starting with Air Source Heat Pumps

You’ll learn about new technologies and get awesome training in our state-of-the-art £10m training centre; giving you the confidence to install the kit, to find solutions to challenges and to share low carbon advice with our customers

• You’ll use your knowledge and experience of heat pump installations to deliver an outrageous experience
• You’ll review and collaborate on technical specifications and mechanical drawings
• You’ll work with an electrician to commission Air Source Heat Pumps
• You’ll lead a team; be responsible for your crew and empower them to make on-the-fly decisions to do what’s right for you and your customers
• What you'll have: You’ll be experienced in the installation of boilers and it's a plus if you know about air source heat pumps

You’ll be an experienced plumbing and heating engineer with knowledge of heating system design and the ability to fault find. You’ll also have domestic hot & cold water system knowledge

• You’ll have experience of reviewing and challenging technical specifications & mechanical drawings
• It would be great if you had knowledge of and a basic competency in electrical levels
• It would be great if you had experience with hydraulic systems to design & quality standards - CIBSE & MCS - but this isn't a must
• Similarly F-gas would be great but it’s not essential
• Qualifications: For this role, you need a minimum NVQ level 2 (or equivalent experience) within the Plumbing and Heating pathway and a full, clean Driving Licence
• It would be great if you had some of the below too
• WRAS Water Supply Regs
• UHW10/HWSS Unvented DHW Storage Systems
• Gas safe certification
• BPEC L3 or equivalent in heat pump installation
• What we offer: Basic salary £38,000 per year
• On-target earnings £45,000
• Additional salary for overtime/on-call
• £2,500 annual bonus
• Training programme worth £7,000 at our state-of-the-art R&D centre
• Share Options in Octopus Energy
• £25 per week lunch allowance
• Use of company tools
• Uniform and all PPE
• Company Vehicle and fuel
• Support for personal development in Renewable Tech
• Schedule: Job Type: Full-time
• Schedule: 8 hour shift (8am - 5pm Monday - Friday) 42.5 hours per week

Overtime

Other Perks: Octopus Energy 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've officially a world class company to work for [

Best Companies

] and we're in Glassdoor's [

Top 50 best places to work in 2022

]

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• 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
• 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
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• 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.