Backend Software Engineer C# .Net - FinTech

  • Category: Software Developer Jobs
  • Location: Newcastle upon Tyne, England
  • Job Type: Full Time / Part Time
  • Salary: Estimated: $ 23K to 27K
  • Published on: 2025/09/21

Backend Software Engineer / Developer (C# .Net) *Newcastle onsite* to £130k+

Are you a backend focussed .Net technologist looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role?

You could be joining a FinTech start-up as a founding member, they have secure backing and an established Hedge Fund client as a partner.

As a Backend Software Engineer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. Once the Beta has been rolled out and tested the company has ambitious growth plans, this is a great opportunity to be involved from the ground up and progress your career.

Location / WFH:

You'll join colleagues in Central Newcastle offices on a full-time basis (Monday to Friday).

About you:
• You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems
• You have expertise with modern C# .Net
• You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle
• You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
• You're excited to join a start-up in a role that you can shape and influence
• You have achieved a minimum 2.1 BSc in Computer Science or similar technical discipline from a top tier / Russel Group university, backed by A's at A-level

What's in it for you:

As a Backend Software Engineer / Developer you will earn a competitive salary (to £130k) plus significant bonus and benefits package.

Apply now to find out more about this Backend Software Engineer / Developer (C# .Net) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, ****** orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.


Company Name: Client Server

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