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# C# .NET Developer - FinTech / Trading

- **Company:** Neweasy
- **Location:** London, UK
- **Salary:** £50,000.0 - £80,000.0
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, .NET Framework, Application Programming Interfaces (APIs), Application Integration Architecture, C Sharp (Programming Language), Databases, Object-Oriented Software Development, Standard Sql, Software Engineering, Software Organization, .NET Core, Backend, Legacy Systems
- **Published:** August 19, 2026
- **Apply:** https://www.reed.co.uk/jobs/c-net-developer--fintech-trading/57252600

## About the Role

We're looking for an intelligent and ambitious software developer who wants to continually improve technically.

You should have experience with:

 * C#
 * .NET / .NET Core
 * Object-oriented programming
 * Software development best practices
 * Databases / SQL
 * APIs and backend development

Experience within FinTech, trading, financial services or capital markets would be useful, but isn't essential if you have strong C#/.NET development skills and an interest in the industry.
The opportunity

This would particularly suit someone who wants the technical challenges and financial-market exposure associated with a major trading organisation, but prefers the responsibility, visibility and progression available within a smaller engineering team.

 * If you're a C# Developer, .NET Developer, Backend Developer or Software Engineer looking to build sophisticated trading technology and progress quickly within a high-calibre engineering environment, we'd love to hear from you.areer progression

Who You'll Thrive Here

This role suits engineers who:

 * Love solving complex technical problems
 * Enjoy understanding systems from first principles
 * Care about writing clean, efficient, maintainable code
 * Want to work in an environment where technical ideas are valued
 * Are excited by the pace and ownership of an early-stage company
 * Prefer building new technology over maintaining legacy systems

## Description

You'll work on the development and improvement of the company's trading technology, including:

 * Designing and developing software using C# and .NET
 * Building reliable, scalable and high-quality applications
 * Developing and integrating APIs and backend services
 * Working with complex financial and trading data
 * Improving existing platforms and developing new functionality
 * Solving challenging technical and performance problems
 * Collaborating closely with other developers and stakeholders
 * Taking increasing ownership of projects as your experience develops


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