Backend Engineer

9fin delivers fast and comprehensive financial, credit, legal & ESG analysis for debt capital markets through proprietary technology.
$100,000 - $160,000
Backend
Senior Software Engineer
Hybrid
51 - 100 Employees
5+ years of experience
Finance

Description For Backend Engineer

9fin is revolutionizing the debt capital markets through advanced technology. As a Backend Engineer, you'll join a company that's transforming how financial, credit, legal & ESG analysis is delivered in the world's largest asset class. You'll work with Python, Flask/FastAPI, and PostgreSQL in an AWS cloud environment, leading technical projects and mentoring team members. The role offers diverse challenges from financial data modeling to ML/AI integration.

The position combines technical leadership with hands-on development, where you'll design systems, implement APIs, and drive service functionality. You'll work in cross-functional teams, collaborating with financial, legal, and editorial experts. The company provides a modern development environment with automated preview environments and feature flags for rapid iteration.

9fin offers an exceptional benefits package including equity options, comprehensive healthcare, and flexible working arrangements. The company promotes a strong learning culture with a generous professional development budget. With clients including 9 of the top 10 Investment Banks and leading Asset Managers, you'll be working on impactful solutions that transform how the debt markets operate.

The ideal candidate will bring strong Python experience, API development expertise, and excellent collaborative skills. You'll have the opportunity to shape the technical direction of a scaling startup while enjoying significant responsibility and growth opportunities. 9fin values diversity and maintains an inclusive workplace where everyone can reach their full potential.

Last updated 16 days ago

Responsibilities For Backend Engineer

  • Take technical leadership on projects, defining and designing systems
  • Write code and lead others in delivering new service functionality
  • Implement APIs, data routing/processing and automation mechanisms
  • Run code reviews and mentor junior developers
  • Improve codebase through automation, refactoring and documentation
  • Collaborate with cross-functional teams

Requirements For Backend Engineer

Python
PostgreSQL
  • Experience with Python and its web frameworks (Flask, FastAPI)
  • Strong experience delivering APIs, Service Oriented Architecture
  • Good working knowledge of SQL statements
  • Ability to plan and reason about software architecture
  • Strong collaboration and communication skills
  • Experience writing testable, maintainable code

Benefits For Backend Engineer

Equity
Medical Insurance
Dental Insurance
Vision Insurance
Parental Leave
Education Budget
Commuter Benefits
  • Competitive Salary
  • Equity options
  • Pension with company matching up to 7%
  • Private Medical Insurance
  • Income Protection
  • Group Life Assurance
  • Season Ticket Loan & Cycle to Work schemes
  • 25 holiday days per year
  • Work abroad for up to 3 months a year
  • 1 month paid sabbatical after 5 years
  • Enhanced parental leave
  • Professional learning budget of £1250
  • Quarterly team socials
  • Summer and Winter company events

Interested in this job?

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