IT & Software

Full Stack .net Core Developer – Fintech50- Bath

Quant Capital

London · Greater London · United Kingdom

Overview

As a Full Stack .NET Core Developer, you will build and enhance a rapidly expanding ISA platform and new back office system for a fintech client. You’ll work in an agile, greenfield environment, delivering production-ready web applications and driving technical innovation. You’ll collaborate with a cross-functional team and have a pathway toward Team Lead or Development Manager. This role blends backend with modern frontend work to scale high data systems for financial services.

Pay / Benefits
  • remote work / home working
  • training and development package
  • flexible work arrangements
Responsibilities
  • Develop and modify production websites and a major web application, with strong focus on greenfield work
  • Contribute to the ISA platform and new back office platform as part of an expanding product set
  • Work within two-week sprints in an Agile environment and drive delivery
  • Support usability improvements and advocate for innovative technologies
  • Engage in cloud migration and related development on AWS
  • Collaborate with cross-functional teams and report to the Development Team Lead
Key requirements
  • NET Core 2/3 knowledge
  • Strong C# expertise
  • ASP.NET WebAPI experience
  • Document-oriented databases (MongoDB, DocumentDB or similar)
  • GraphQL experience (frontend/backend)
  • Strong React / TypeScript and SPA development
  • BDD / TDD
  • RESTful API design and development
  • Git and GitHub experience
  • Cloud experience with AWS (migration project highlighted)
  • collaboration
  • initiative
  • adaptability
  • NET Core
  • C#
  • WebAPI

Reference: WJ-747_31193075 · Posted 01 Nov 2026, 12:11 PM

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