Senior Backend Engineer

Overview

Responsibilities

  • This role is the opportunity to take on the technical leadership on projects, defining and designing systems, making quick proof of concepts and working closely with Product and our Clients
  • Write code and lead others in the team in delivering new service functionality, implementing API’s, data routing/processing and automation mechanisms
  • Development and engineering primarily on the backend services and web application hosted tools and systems of the 9fin platform
  • Taking a leading role within project teams as a senior IC, running code reviews and mentoring of junior developers, involvement in early research and experimentation with new technologies providing input for new features and products
  • Continually improve on the 9fin codebase taking the chance to automate, refactor and document when you can
  • Variety: Our web platforms are incredibly diverse, from complex financial data modelling, capturing environmental, emission, energy data, incorporation of ML/AI prediction services, data visualisation serving and automation systems
  • Collaboration and teamwork: Cross functional teams are formed for all projects including the appropriate domain expertise from 9fin financial, legal and editorial colleagues. This allows the best quality information and feedback to go directly to engineering project teams. Your ability to explain and break down complex projects to non technical audiences will enable productive and efficient team progress
  • Developer Experience: Through managed automated preview environments, feature flags and well maintained non production environments. You will be able to move with velocity and get feedback and iterate quickly
  • Our Backend Stack:
  • Python is the dominant backend language used
  • Flask & FastAPI
  • Typing is used within our Python stack to power automated documentation and API definitions
  • Relational Databases (PostgreSQL) at the heart of majority of services
  • We’re AWS for Cloud hosted services
  • Heavy use of AWS lambda Serverless
  • Docker (AWS ECS) for uniform development/deployment from dev to prod

Requirements:

  • Have experience operating as a Senior IC Engineer, leading on discussions relating to systems design and infrastructure, mentoring more junior team members and scoping work with product teams
  • Can effectively plan and reason about your software, understanding where it fits into systems and the overall business
  • Can think about how data will pass through your software; from persistent storage through to API endpoint
  • Experience with Python and its web frameworks (we currently use Flask, and are moving to FastAPI with Typing)
  • Strong experience delivering APIs, Service Oriented Architecture
  • Good working knowledge of SQL statements for retrieving data
  • A good collaborator and communicator with cross functional engineering teammates and others within 9fin
  • Code Quality: Through writing testable, maintainable code, and by engaging in code review for your own work and for reviewing others

Benefits:

  • Vitality health insurance
  • Work from home, if you like
  • Technology budget
  • 22 weeks full pay maternity, 12 weeks full pay paternity + shared parental leave
  • Learning & development budget
  • 25 days off + bank holidays
  • Company trips + activities
9fin
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