Principal Software Engineer, Cloud

Calero

Full-time Royal Tunbridge Wells, England Computer Occupations

Posted:

June 07, 2026

Location:

Royal Tunbridge Wells, England, United Kingdom

Job Description

Principal Software Engineer, Cloud
Senior Full-Stack .NET Developer – AI-Forward Engineering
Type: Full-time
Level: Senior 
About the Role
We’re looking for a senior full-stack .NET developer who treats AI tooling as a core part of their engineering practice. You’ll build and maintain a multi-service technology expense management platform built on .NET 8, working across both backend microservices and modern frontend applications. You should use AI coding assistants (Cursor, GitHub Copilot, Claude, ChatGPT, or similar) fluently, critically, and responsibly, reviewing generated code with the same rigor you’d apply to a junior developer’s PR.
What You’ll Do
Design and implement features across a distributed .NET 8 microservice platform (REST APIs, background workers, message bus handlers)
Build and maintain modern front-end applications using React and TypeScript
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Job Overview

Job Type: Full-time

Location: Royal Tunbridge Wells, United Kingdom

Posted: June 07, 2026

Deadline: July 17, 2026