Software Engineer – Energy API & Real-Time Grid

Company: Jack & Jill
Apply for the Software Engineer – Energy API & Real-Time Grid
Location: London
Job Description:

Jack & Jill is looking for a Software Engineer in London to build the core infrastructure for a decarbonised energy system. You will develop the API layer connecting various energy devices to power markets while working closely with a small, dynamic team.

The ideal candidate will have proven experience in shipping B2B SaaS products using Python and GCP, along with a strong drive to address the climate crisis. This role offers the chance to significantly impact global energy usage through innovative solutions.

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Posted: June 13th, 2026