Senior Backend Developer, Django/Python

London 16 days agoFull-time External
Negotiable
Job Description: • Design and develop efficient, scalable server-side components that integrate seamlessly with client applications. • Contribute to architectural improvements and maintain high standards of code performance and maintainability. • Build and extend backend features using internal and third-party APIs (e.g., Modulr, Truelayer, Checkout.com) to support lending products including loan applications, collections, and payments. • Develop internal tools to automate operational workflows, significantly reducing manual effort and increasing team efficiency. • Collaborate with the data team to deliver data-driven enhancements such as dynamic pricing and personalised user experiences. • Work alongside front-end and product teams to build innovative solutions that empower users to manage their finances more effectively. Requirements: • **Experience designing and scaling backend services** from scratch, with solid understanding of microservices architecture and distributed systems. • **Commercial experience in high-scale startups. **Years of experience is a poor yard stick but likely 5-7+ years working on backend systems. • **Comfortable with integrating third-party APIs** (e.g., Modulr, Truelayer, Checkout.com) to build lending, collections, and payment systems. • **Experience in fintech** preferred but not essential • **Proven ability to build internal tools** that automate operations and save engineering hours. • **Collaborative mindset**, working closely with data, product, and front-end teams to deliver impactful features. • **Strong awareness of security practices** including best practices around performance, maintainability, and data integrity.We are a small team so it is important that the successful candidate is not only technically highly competent, but also a great cultural fit with shared ambition with the rest of the team. Benefits: • As an early stage employee in a fast moving startup you have the opportunity to shape the structure of the organisation, team and technical architecture. • Share options in a potentially high value business with an amazing platform in place • Mentorship & support from an experienced executive team • A great employee benefits package including Medical insuranceWe welcome applications from all and are fully committed to diversity and equality as an equal opportunities employer.