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Lead C# Developer .Net Core - Fintech

Client ServerShieldfield, Newcastle Upon Tyne🇬🇧United KingdomPosted 9 Sept 2026

Why This Role Stands Out

You can elevate your career as a Lead C# Developer in a well-funded Fintech scale-up, where your technical leadership will directly shape product vision and drive the development of core applications. This hands-on role is perfect for an experienced C# developer with a passion for best practices and mentoring, offering significant growth potential within a dynamic industry. Apply now to leverage your expertise and contribute to innovative solutions in a collaborative environment.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
On Site
Location
Shieldfield, Newcastle Upon Tyne, United Kingdom
Posted
9 hours ago
MicroservicesC#.NETC++JavaPython

Job Description

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

Do you have expertise with backend C# combined with strong technical leadership skills?

You could be progressing your career in a hands-on Lead C# Developer role at a well-funded Fintech scale-up.

As a Lead C# Developer / Backend Software Engineer you'll design and implement the logic behind core applications, build APIs and microservices that handle data processing, business rules and third-party integrations and oversee the configuration and upkeep of secure, reliable server environments.

You'll work closely with internal teams and customers to gather detailed requirements through meetings and workshops and help shape the product vision and roadmap by offering technical insight and feasibility guidance, remaining hands-on with architecture and design.

You will be a technical leader, instilling best practices, conducting code reviews, mentoring and collaboratively problem solving to help your team remove any blockers and delivery high quality software.

Location:

You'll join colleagues in Central Newcastle offices on a full-time basis (Monday to Friday), working hours 0900-1800 with some flexibility. The offices are well equipped and offer fantastic views across the City and the local countryside, many employees walk or cycle in (onsite showers available!).

About you:

  • 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
  • You have strong technical leadership skills
  • You have expertise with modern C# .Net Core, Python skills would also be of benefit (will also consider other OO languages e.g. C++, Java)
  • You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle
  • You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems
  • You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
  • You're excited to join a scaling company in a role that you can shape and influence

What's in it for you:

As a Lead C# Developer / Backend Software Engineer you will receive a competitive package:

  • Salary to £130k + Bonus
  • 25 days holiday
  • Bupa healthcare
  • Generous pension contribution
  • Continuous career development opportunities
  • Social team atmosphere with a range of events

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



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