Senior Software Engineer (Python / Rust) – FinTech

Company: Orbis Group
Apply for the Senior Software Engineer (Python / Rust) – FinTech
Location: London
Job Description:

Senior Software Engineer (Python / Rust) – FinTech

Orbis is working with a rapidly growing FinTech firm whose core technology has helped to transform the Investment Management industry. They are now seeking a Senior Software Engineer with excellent Python or Rust experience.

This is an excellent opportunity for a Senior Software Engineer with a background in Financial Services to work alongside an industry-leading team of Quant, Product and Software Engineers on the technology underpinning the operations of some of the world’s leading Investment Managers.

Your key responsibilities in this role will be:

  • Working with senior business stakeholders to capture requirements for new solutions and enhancements to the core technology product offering
  • Architect and develop scalable cloud-native back-end services in AWS and other performance-critical systems written in Rust / Python
  • Building a strong understanding of the asset classes, financial products and broader industry serviced by the core technology

To be successful in this role, you will need:

  • 8+ years commercial experience of Software Engineering with Python as the core programming language (including Django, Flask and/or FastAPI) as well as strong exposure to other programming languages (ideally Rust)
  • Excellent system design and architecture experience
  • A strong interest in the Financial Services / Investment Management industry
  • Proven track record in developing distributed systems in a microservices architecture on cloud infrastructure (AWS preferred)

If your experience is a good fit with the above, please apply with an updated CV in the first instance

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Posted: June 13th, 2026