Senior Python Software Engineer

Senior Software Engineer Location: London, UK Working Environment: Hybrid (2 days on-site per week)

This is an opportunity to join a leading fintech business operating at the forefront of market data and analytics during a period of rapid growth! Their SaaS products are the market-leading applications for data visualisation and data science across the industry, and they are now in search of an experienced software engineer to join their SaaS team.

As a Senior Software Engineer, you will own and technically lead the end-to-end delivery of several components within the platform, working closely with the SaaS Product Owner and collaborating with both internal teams and external customers. You will also be expected to leverage modern AI tools and automated workflows to accelerate delivery, champion high engineering standards, and help mentor and support your teammates.

Key Requirements:

Degree in computer science or other relevant subject. Experience working on the development of multi-tenant B2B SaaS applications. 6+ years of experience programming in Python, with good working knowledge of PostgreSQL. Experienced with core AWS services (Cognito, Lambda, API Gateway, S3…) and IaC via Terraform.Desired, but not essential:

Experience working in a full-stack capacity, with Typescript / React for front-end development. Experience with AI assisted tools (Claude, GitHub Copilot, Cursor…) to improve day-to-day productivity