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OakNorth

OakNorth

Job listing

London, United KingdomNot Disclosed

Senior Fullstack Engineer - Business Banking - Onboarding at OakNorth - High-growth SME banking scale-up

OakNorth is looking for a Senior Fullstack Engineer to join their Business Banking Onboarding squad in London. This is a rare opportunity to join a profitable scale-up that has lent over $18 billion to ambitious UK businesses. You will build an intelligent, AI-enhanced platform using Python and React while enjoying a truly hybrid culture with equity stakes and end-to-end product ownership.

Overview

Role overview

Join OakNorth's Business Banking squad to revolutionize SME onboarding through an intelligent platform blending human expertise with smart technology. As a Senior Engineer, you will scale onboarding throughput using Python and React, ensuring quality and compliance while fueling the UK economy. You will own features end-to-end in a mission-driven, autonomous environment.

Company

OakNorth

OakNorth

SoftwareLondon, United KingdomGrowth (VC-backed)

The digital bank for entrepreneurs, by entrepreneurs. We provide bespoke credit and banking services to businesses with £1m-£100m turnover across the UK and US.

With funding ranging from £1m to tens of millions, we have lent billions to businesses across a whole range of sectors, performing among the top 1% of commercial banks globally.

To date, OakNorth financing has helped create tens of thousands of new jobs and affordable homes.

Backed by SoftBank Vision Fund, Clermont Group, GIC, EDBI, NIBC, Toscafund, Coltrane, Clermont Group, Indiabulls.

Responsibilities

What you will do

  • Architect and engineer large-scale fullstack systems using Python, React, and TypeScript to automate complex onboarding workflows.
  • Lead cross-functional delivery of features from conception to production, embracing a DevOps culture and end-to-end product ownership.
  • Leverage Generative AI tools to enhance productivity and decision-making processes while mentoring colleagues to foster technical growth.

Candidate profile

Who this is a fit for

  • Possesses 5+ years of experience designing and engineering large-scale systems with a pragmatic approach to technology and simple designs.
  • Demonstrates technical proficiency across Python, React, and cloud-native infrastructure including AWS/GCP, Docker, and Terraform.
  • Advocates for high-quality engineering practices such as TDD (Test-Driven Development), pair programming, and continuous deployment to ensure system resiliency.

What makes it remarkable

Why this role is remarkable

  • Impact a massive scale business that has already lent over $18 billion and created over 36,000 jobs since 2015.
  • Benefit from a truly hybrid work model with no fixed office days, focusing on meaningful in-person collaboration and deep remote work.
  • Work in a high-ownership "you build it, you run it" culture with equity stakes for employees and a barista-serviced office environment.

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