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Salary
≈ $36k – $73k per year (Estimated)
Location
In office (London)
Seniority
Middle · 3+ years exp
Visa
Licensed UK visa sponsor
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 2, 2026. First seen by Alion on Oct 6, 2026. Octopus Energy scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Octopus Energy is a British energy group that supplies electricity and gas to households and businesses on smart and time-of-use tariffs, and sells heat pumps, solar panels, batteries and EV charging. It runs the Kraken software platform, licensed to other utilities, and its Octopus Energy Generation arm invests in wind and solar farms. Founded in 2015, it operates in the UK, Germany, France, Italy, Spain, Japan, the US and other markets. The company is headquartered in London, England, United Kingdom.

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
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