Senior Backend Engineer

Technology company revolutionizing debt capital markets by providing financial, credit, legal & ESG analysis through proprietary technology.
Backend
Senior Software Engineer
Hybrid
51 - 100 Employees
5+ years of experience
Finance · Enterprise SaaS

Description For Senior Backend Engineer

9fin is transforming the debt capital markets through innovative technology, providing crucial financial, credit, legal, and ESG analysis to major financial institutions. As a Senior Backend Engineer, you'll play a pivotal role in developing and maintaining the core systems that power 9fin's platform. The position offers an opportunity to work with modern technologies like Python, FastAPI, and AWS, while tackling complex challenges in financial data modeling and processing.

The role combines technical leadership with hands-on development, requiring expertise in backend development, system design, and API development. You'll be working in a cross-functional environment, collaborating with product teams and domain experts from financial, legal, and editorial backgrounds. The company emphasizes quality through code reviews, mentorship, and best practices in software development.

9fin offers an attractive compensation package, including equity options and comprehensive benefits. The hybrid working model provides flexibility in how and where you work, including the option to work abroad for up to 3 months annually. The company culture promotes professional growth through a dedicated learning budget and regular team events.

This position is ideal for experienced backend engineers who want to make a significant impact in the fintech space while working with a modern tech stack and contributing to a product used by top investment banks, asset managers, and law firms. The role offers substantial opportunities for technical growth and leadership in a rapidly scaling startup environment.

Last updated 5 days ago

Responsibilities For Senior Backend Engineer

  • Lead projects by defining and designing systems, building proof of concepts, and delivering new service functionality
  • Development of 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 with cross-functional teams
  • Work on complex financial data modelling and access control business logic

Requirements For Senior Backend Engineer

Python
PostgreSQL
  • Experience as a Senior IC Engineer
  • Ability to plan and communicate software purpose and business impact
  • Hands-on experience designing data flow through software
  • Experience with Python and its 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
Education Budget
Commuter Benefits
  • 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
  • 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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