Mid-Level Full-Stack Engineer - .NET/C# & React

InvestorFlow; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

InvestorFlow in London seeks a skilled Full-Stack Software Engineer to design, develop, and maintain robust APIs and modern user interfaces.

You will work across the stack with .NET Core, React, SQL Server, MongoDB, and cloud tools, ensuring secure, scalable applications. Collaboration with product teams and CI/CD pipelines will be essential, with opportunities to apply AI tooling to boost productivity.

Qualifications

• 3–5 years of experience in .NET Core and API development.
• Strong RESTful API design, patterns, and secure coding.
• Experience with EF, SQL Server, and Git.
• Front-end experience with React, TypeScript, HTML, and CSS.
• Experience with modern tooling (Vite/Webpack) and state management.
• CI/CD (GitHub Actions), IaC (Terraform), and cloud platforms (Azure/AWS).
• Leveraging AI tools to improve productivity where appropriate.

Responsibilities

• Design, develop, and maintain RESTful APIs using .NET Core.
• Build responsive UIs with React, TypeScript, HTML, and CSS.
• Work with SQL Server and MongoDB data and external APIs.
• Ensure secure coding and scalable architecture.
• Collaborate with cross-functional teams to integrate frontend and backend systems.
• Write unit and integration tests and participate in code reviews.
• Use CI/CD pipelines and IaC tools to automate deployments.
• Leverage AI tools to improve productivity where appropriate.

Skills

NET Core

REST APIs

React

TypeScript

SQL Server

MongoDB

CI/CD

Terraform

Azure/AWS

Git

Job description

InvestorFlow in London seeks a skilled Full-Stack Software Engineer to design, develop, and maintain robust APIs and modern user interfaces.

You will work across the stack with .NET Core, React, SQL Server, MongoDB, and cloud tools, ensuring secure, scalable applications. Collaboration with product teams and CI/CD pipelines will be essential, with opportunities to apply AI tooling to boost productivity.