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9fin

9fin

Job listing

London, UK£115k + Equity

Data Engineering Lead at 9fin - Series B AI-powered fintech

9fin is revolutionizing the $141 trillion debt capital market, and they need a Data Engineering Lead to own the platform that makes it possible. Backed by Spark Capital and Highland Europe, this Series B fintech is centralizing data for 9 of the top 10 investment banks. As a hands-on player-coach, you'll own the technical roadmap for ingestion and customer-facing APIs, growing a high-performing team while shipping fast. If you're a Python and SQL expert looking for high-agency ownership and a path to shape data-as-a-product at a company with 400% ARR growth, this is the role for you.

Overview

Role overview

As Data Engineering Lead, you will own the technical direction of a platform centralizing data for the $141 trillion debt capital market. You'll lead the evolution of ingestion, orchestration, and customer-facing APIs, transforming data into a reliable product capability for top tier investment banks and asset managers globally.

Company

9fin

9fin

Finance

9fin.com - Series B AI-powered fintech SaaS

Responsibilities

What you will do

  • Own the production data platform architecture across AWS and GCP, ensuring operational reliability and industrializing customer-facing data feeds.
  • Define the data engineering operating model, setting standards for ingestion, CI/CD guardrails, and schema contracts to accelerate product delivery.
  • Act as a hands-on player-coach, spending 75% of your time building and 25% mentoring talent to reduce key-person dependency.

Candidate profile

Who this is a fit for

  • Proven experience building and scaling production-grade data platforms using Python, SQL, and orchestration tools like Dagster or Airflow.
  • Strong track record of converting technical infrastructure improvements into measurable business outcomes like improved reliability and faster source onboarding.
  • Demonstrated technical leadership in a startup or scale-up environment with the ability to manage infrastructure-as-code and incident response.

What makes it remarkable

Why this role is remarkable

  • Significant impact at a fast-growing Series B scale-up backed by Spark Capital and Highland Europe, with 400% ARR growth since Series A.
  • Unique opportunity to modernize the $141 trillion debt market, moving trillions in trades from 1980s-era systems to real-time AI analytics.
  • High-agency environment where you own the platform end-to-end, growing a team from 1-2 to 4 engineers over the next 18 months.

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How Jack & Jill work together

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Jill
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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.

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