Senior Backend Engineer

9fin delivers fast and comprehensive financial, credit, legal & ESG analysis for debt capital markets using proprietary technology.
Backend
Senior Software Engineer
Hybrid
5+ years of experience
Finance

Description For Senior Backend Engineer

9fin is revolutionizing the debt capital markets through advanced technology and data analysis. As a Senior Backend Engineer, you'll join a company that's tackling the world's largest asset class with modern solutions. The role offers an opportunity to work on diverse platforms, from complex financial data modeling to ML/AI prediction services.

You'll be part of a cross-functional team, leading critical projects and mentoring other developers while working with cutting-edge technologies. The tech stack is primarily Python-based, utilizing Flask & FastAPI, with PostgreSQL databases and AWS cloud infrastructure. The position offers significant technical challenges in financial data processing, API development, and system architecture.

The company provides an impressive benefits package, including competitive compensation, equity options, comprehensive healthcare, and flexible working arrangements. With a strong focus on work-life balance, 9fin offers 25 holiday days, hybrid working options, and the ability to work abroad for up to 3 months annually.

This is an ideal role for a senior engineer who wants to make a significant impact in financial technology while working with a modern tech stack and enjoying excellent professional development opportunities. The company's success in attracting top-tier clients, including 9 of the top 10 Investment Banks, demonstrates its strong market position and growth potential.

Last updated a day ago

Responsibilities For Senior Backend Engineer

  • Lead projects by defining and designing systems
  • Build proof of concepts and deliver new service functionality
  • Develop 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
  • Work on complex financial data modelling and access control business logic

Requirements For Senior Backend Engineer

Python
PostgreSQL
  • Experience operating as a Senior IC Engineer
  • Ability to lead systems design and infrastructure discussions
  • Experience mentoring junior team members
  • Strong communication skills for explaining technical concepts
  • 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
  • Competitive salary (75-90th percentile of market)
  • 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
  • Hybrid working model
  • 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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