As a Principal Engineer, you will lead the greenfield development of a sophisticated agentic system for pension administration. You will be hands-on from day one, building core infrastructure from scratch with a heavy focus on enterprise-grade security. This role combines startup velocity with the technical complexity of modern agentic AI architectures.
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Principal Engineer at VC-backed fintech startup
Are you a hands-on technical leader ready to build the future of financial infrastructure? We are looking for a Principal Engineer to lead the greenfield development of an agentic pension administration system. This is a rare chance to architect a complex AI system from scratch with a focus on enterprise security and startup velocity. If you thrive in high-stakes environments and love building zero-to-one, this ~£200k role at a well-funded fintech startup is for you.
Overview
Role overview
Company
About the company
VC-backed fintech AI startup
Responsibilities
What you will do
- Architect and build an agentic pension administration system from scratch while remaining hands-on with code.
- Implement enterprise-level security protocols and robust architecture to handle sensitive financial data.
- Navigate the transition from zero-to-one development to scaling a complex AI-driven platform at high velocity.
Candidate profile
Who this is a fit for
- Deep experience building and deploying agentic systems or complex AI-driven workflows.
- Strong background in enterprise-grade security and building scalable, secure cloud architectures.
- Proven track record of operating effectively in early-stage environments with a preference for hands-on building.
What makes it remarkable
Why this role is remarkable
- Rare opportunity to lead a greenfield project building complex agentic systems from the ground up.
- Join a well-funded startup backed by top-tier VCs at a pivotal early-stage growth point.
- High-impact leadership role where you define the technical vision and security standards for an entire industry category.
Jack & Jill
How Jack & Jill work together
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.