Senior Backend Engineer

Technology company revolutionizing debt capital markets by providing financial, credit, legal & ESG analysis through proprietary technology.
$120,000 - $180,000
Backend
Senior Software Engineer
Hybrid
101 - 500 Employees
5+ years of experience
Finance

Description For Senior Backend Engineer

9fin is transforming the debt capital markets through innovative technology. As the world's largest asset class, debt currently operates with outdated practices and scattered information. 9fin's mission is to modernize this space by providing cutting-edge solutions for financial, credit, legal & ESG analysis.

As a Senior Backend Engineer, you'll join a dynamic team working on diverse web platforms, from complex financial data modeling to ML/AI prediction services. You'll lead projects, mentor team members, and work with cross-functional teams including financial, legal, and editorial experts. The role offers significant technical challenges and opportunities to shape the future of financial technology.

The technology stack is primarily Python-based, utilizing modern frameworks like FastAPI, with PostgreSQL databases and AWS cloud infrastructure. You'll work in a developer-friendly environment with automated preview environments and feature flags, enabling rapid iteration and feedback.

The company offers an attractive benefits package including equity options, comprehensive healthcare, flexible work arrangements, and strong professional development support. 9fin's culture emphasizes growth, collaboration, and work-life balance, with regular team social events and opportunities for international work.

This is an ideal opportunity for a senior engineer who wants to make a significant impact in modernizing financial markets while working with cutting-edge technology in a supportive, growth-oriented environment.

Last updated 17 days ago

Responsibilities For Senior Backend Engineer

  • Lead projects by defining and designing systems
  • Build proof of concepts and deliver new service functionality
  • Development on backend services and web application hosted tools
  • Run code reviews and mentor other developers
  • Provide input for new features and products
  • Improve codebase through automation, refactoring and documentation
  • Collaborate in cross-functional teams

Requirements For Senior Backend Engineer

Python
PostgreSQL
  • Experience as a Senior IC Engineer, leading systems design and infrastructure discussions
  • Ability to plan and communicate software purpose and business impact
  • Hands-on experience designing data flow through software
  • Experience with Python and web frameworks (FastAPI with strong typing & Pydantic)
  • Strong experience delivering APIs, Service Oriented Architecture
  • Good working knowledge of SQL
  • Strong collaboration and communication skills

Benefits For Senior Backend Engineer

Medical Insurance
Dental Insurance
Vision Insurance
Equity
Parental Leave
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 social events

Interested in this job?

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