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Software Engineer, Full Stack Developer, Backend Developer

Job in Greater London, London, Greater London, EC1A, England, UK
Listing for: TechTree
Full Time position
Listed on 2026-01-13
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer, Backend Developer
Salary/Wage Range or Industry Benchmark: 120000 - 180000 GBP Yearly GBP 120000.00 180000.00 YEAR
Job Description & How to Apply Below
Location: Greater London

About the Company

We aim to turn our users into superhuman financial modellers. Financial models underpin every important decision a company makes. The process of building them today is broken. We think there is a $100bn+ opportunity to fix that and build a new generation of AI tooling for high-stakes business decisions.

About the Role

Develop AI tooling for financial models, improve UI, backend, and infrastructure, and become a technical leader in the company.

Responsibilities
  • Building the infrastructure to handle huge spreadsheets with low latency - in Type Script and Rust.
  • Improving the core AI agent by building better tools, representations, feedback loops.
  • Create a fast, intuitive UI that abstracts complex state.
  • Long-term, become a technical leader in the company, owning significant portions of the product, leading people, and building the team.
Requirements
  • Top centile engineer
  • High agency
  • High determination
Skills
  • UI development
  • Rendering bug solving
  • Complex state management
  • AI agent improvement
  • Backend development
  • Infrastructure improvement
  • API bug fixing
  • Deployment optimization
  • Technical leadership

    Team building
  • Type Script
  • React
  • LLMs
Team
  • Exceptional team with an elite engineering organisation
Salary

£120,000 – £180,000 GBP

Seniority Level

Mid-Senior level

Employment Type

Full-time

Job Function

Engineering and Information Technology

Industry

Software Development

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