Software Engineer- Python

At OakNorth, we’re on a mission to empower the UK’s most ambitious businesses. Since 2015, we’ve lent over $18 billion across the UK and US, helped create more than 58,000 new homes and 36,000 new jobs, and supported hundreds of thousands of personal savers — all while fuelling the UK economy. Team Mission 🚀  Role

Have a strong technical background, including 5+ years of experience designing and engineering large scale systems

Measure your success in terms of business impact, not lines of code

Internalise the best ideas from across the organisation, humbly setting a vision that others can get behind

Embrace DevOps culture: You build it, you run it

Work well cross-functionally and earn trust from co-workers at all levels

Care deeply about mentorship and growing your colleagues

Prefer simple solutions and designs over complex ones

Enjoy working with a diverse group of people with different areas of expertise.

You challenge the existing approach when you see the cliff edge racing towards us, but also get on board once the options have been debated and the team has made a decisionYou're comfortably organised amongst chaos

You’re a broad thinker and have the capability to see the potential impact of decisions across the wider business

Utilise GenerativeAI: Leverage GenAI tools to increase productivity and enhance decision making processes within the role

Desired Technology 🧱

We're pragmatic about our technology choices. These are some of the things we use at the moment:

🗃 Python

🗄️ PostgreSQL, BigQuery, MySQL

🎨 TypeScript, React, styled-components

🔧 Jest, React Testing Library, Cypress, pytest

☁️ AWS, GCP

🚀 ECS Fargate, Docker, Terraform, GitHub Actions

Nice-to-Have Skills

Experience with AI/LLM integrations and Generative AI applications

Knowledge of intelligent document processing and NLP techniques

Familiarity with vector databases (e.g., Pinecone, Weaviate) and search platforms (e.g., OpenSearch, Elasticsearch)

Exposure to agentic workflows or orchestration frameworks for multi-step AI reasoning, and familiarity with MCP (Model Context Protocol)