Senior Python Developer No CC

Senior Python Developer – London

About Us

We are a fast-growing London-based technology startup on a mission to build the next generation of intelligent data infrastructure. We move fast, think big, and put engineering excellence at the heart of everything we do. As we scale, we're looking for a talented Senior Python Developer to join our team and help shape the future of our platform.

The Role

This is a pivotal engineering role within our core product team. You'll design, build, and maintain scalable backend systems and cloud-native solutions, working closely with our infrastructure, data, and AI teams. You'll have genuine ownership of your work and the opportunity to make a meaningful impact from day one.

Essential Requirements

All of the following are mandatory for this role:

• 5+ years of professional Python development experience, with a strong track record delivering production-grade applications


• Strong proficiency in both Amazon Web Services (AWS) and Google Cloud Platform (GCP), including deploying and managing cloud infrastructure at scale


• Deep expertise in serverless architecture, specifically AWS Lambda and S3 storage, including design patterns, performance optimisation, and cost management


• Practical experience working with AI large language models such as OpenAI's ChatGPT or Anthropic's Claude, whether through API integration, prompt engineering, or AI-assisted product development


• A university degree in Computer Science, Mathematics, or a closely related discipline

What We Offer

• Competitive salary depending on experience


• Meaningful equity in a high-growth startup


• Flexible hybrid working from our London office


• A collaborative, low-ego engineering culture where your ideas genuinely matter


• Access to the latest AI tools and cloud technologies

How to Apply

If you meet all of the essential requirements above and are excited by the opportunity to build something exceptional, we'd love to hear from you. Please send your CV and a brief cover note