Senior Full Stack Developer

We’re looking for an experienced Senior Full Stack Software Engineer to join a growing engineering team within an established financial services organisation.This is a hands-on development role where you’ll work across the full technology stack, building and enhancing secure, scalable applications used within a business-critical financial environment.

You’ll have the opportunity to influence technical decisions, contribute to architecture and engineering standards, and work closely with other developers, product teams and stakeholders to deliver high-quality software.

Key Responsibilities

• Design, develop and maintain high-quality applications using C# and .NET.

• Build modern, responsive user interfaces using React and TypeScript.

• Develop and integrate RESTful APIs and backend services.

• Work with Azure to build, deploy and support cloud-based applications.

• Contribute to technical design and architectural decisions.

• Write clean, maintainable and well-tested code.

• Contribute to CI/CD pipelines and modern software delivery practices.

Technology Stack

• C#

• .NET / .NET Core

• RESTful APIs

• Entity Framework Core

• React

• Microsoft Azure

• SQL Server

• Entity Framework Core

Experience within financial services, fintech, payments, trading or other regulated environments would be advantageous, particularly where you've worked on systems requiring high levels of security, reliability and performance.

Apply now to find out more!

Location:
Newcastle upon Tyne Tyne and Wear
Newcastle upon Tyne
NE12 8BX

Salary:
85000 - 95000

Sector: Full Stack Developer

Type:
Permanent

Posted:
10/12/2026