As the first engineering hire, you will build a sophisticated software platform from the ground up to optimize data center energy consumption. You will own the technical stack, lead infrastructure decisions, and scale a high-performing team. This role is pivotal in decarbonizing the digital infrastructure driving the global AI revolution.
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London, United KingdomNot Disclosed + Equity
Founding Engineer at Climate-focused energy tech startup
Are you ready to be the first engineering hire at a high-growth energy tech startup? This well-funded company is building the "Energy OS" to decarbonize the massive power demands of global data centers. As Founding Engineer, you'll own the entire tech stack, work directly with the founders, and build the infrastructure that powers the future of AI sustainably. If you have 5-7 years of enterprise SaaS experience and want to lead a mission-driven team from the ground up, this is your chance to make a massive environmental impact while shaping a product from day zero.
Overview
Role overview
Company
About the company
Climate-focused energy tech startup
Responsibilities
What you will do
- Architect and build the entire technical stack from scratch, delivering production-level code and rapid MVP iterations.
- Lead all infrastructure, deployment, and technical decision-making while maintaining high standards for security and scalability.
- Hire and mentor a core engineering team to deliver sophisticated features for a growing pipeline of enterprise customers.
Candidate profile
Who this is a fit for
- Proven track record (5-7 years) delivering enterprise SaaS products with a strong bias toward execution and ownership.
- Versatile full-stack expertise with the ability to navigate complex backend data processing and modern frontend visualization.
- Entrepreneurial mindset with experience in fast-paced startup environments and a passion for building climate-positive technology.
What makes it remarkable
Why this role is remarkable
- Join as the founding engineer with significant equity and direct influence over the product's architectural foundations and strategic direction.
- Backed by top-tier VCs, this startup is solving a critical sustainability challenge for the fastest-growing infrastructure sector in history.
- Work on a complex mission-driven platform involving real-time data processing, AI-powered analytics, and high-stakes energy optimization.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're 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.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
Jack