Founding Product Engineer at Briefcase

London, GB
Full-time

About the role

Briefcase is seeking a Founding Product Engineer in London to build a groundbreaking system of record that leverages custom AI agents to automate manual accounting. As an early hire, you will work directly with the founders, own massive projects end to end, and shape the future of financial services technology. If you are a product obsessed engineer who thrives in high autonomy environments and loves shipping fast, this is your chance to join a high growth startup at the ground floor and earn founding team equity.

About Briefcase

Briefcase is an AI-native accounting automation platform for accountants and bookkeepers that integrates with Xero and QuickBooks. It automates tedious accounting tasks including bookkeeping, month-end close, real-time adjustment detection, journal posting, and balance sheet reconciliation. The platform uses multimodal AI, agentic workflows, and embeddings to replace manual, repetitive work traditionally done by junior accounting staff.

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Let me introduce you to the founders.

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Job details

Location

London, GB

Company

NameBriefcase

Funding

Total raised

$3M

Last stage

Seed

Investors

EEarlybird
EEntrepreneur First
TTiny

Founders

RS

Reuben Steenkamp

CEO & Co-Founder

JS

Ján Stehlík

CTO & Co-Founder

What happens next.

No applications, no recruiter spam. Just the intro.

01

Confirm the fit

A few questions to make sure this role is the right shape for you. Two minutes.

02

I pitch you to the company

I write the intro, send it to the founder, and handle the back-and-forth.

03

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.