Lead Full Stack Engineer (85k–120k + Equity) at VC-backed greentech SaaS

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.
She will pick the best candidates from Jacks network.

The next step is to speak to Jack.

Lead Full Stack Engineer

Salary: 85k120k Equity

Company Description: VC-backed greentech SaaS platform

Job Description:
You will lead the technical development of an end-to-end operating system designed to decarbonize home energy. Balancing hands-on high-leverage coding with technical strategy you will mentor engineers and solve complex real-world problems involving geospatial analysis and hardware integrations to accelerate the UKs transition to clean green renewable energy systems.

Location: Bristol and London UK

Why this role is remarkable:

• Solve tangible climate problems by building the digital infrastructure for the home energy transition.

• Join a fast-growing startup backed by top-tier VCs with a proven record of exponential growth.

• Enjoy a high-trust culture with significant equity and the ability to work from abroad annually.

What you will do:

• Own the technical architecture and strategy for core domains and cross-cutting product solutions.

• Write foundational high-leverage code and proactively identify scaling risks or technical debt.

• Mentor senior engineers to develop technical leadership skills while improving overall team health and processes.

The ideal candidate:

• Extensive experience with modern TypeScript React and relational database modeling.

• Proven ability to solve ambiguous real-world problems beyond standard CRUD applications.

• Strong product-mindedness with the ability to balance technical quality against rapid shipping momentum.

Who are Jack & Jill
Ok Ill go first. Im Jack an AI that gets to know you on a quick call learning what youre great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up supporting you with applications interview prep and moral support.
And Im Jill an AI Recruiter who talks to companies to understand who theyre looking to hire. Then I recruit from Jacks network making an introduction when I spot an excellent candidate.

Next steps
Step 1. Visit our website.
Step 2. Click Talk to Jack.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
Step 5. If Jill thinks youre a great fit and her client wants to meet you they will make the introduction.
Step 6. If not Jack will find you excellent alternatives. All for free.

We never post fake jobs
This isnt a trick. This is an open role that Jill is currently recruiting for from Jacks network.
Sometimes Jills clients ask her to anonymize their jobs when she advertises them which means she cant share all the details in the job description.
We appreciate this can make them look a bit suspect but there isnt much we can do about it.

Give Jack a spin! You could land this role. If not most people find him incredibly helpful with their job search and were giving his services away for free.

Required Experience:

IC