Principal Software Engineer

Platform Recruitment

📍 waterbeach, england, United-Kingdom

Full-time IT & Technology Posted June 18, 2026

Job Description

Principal Software Engineer

Role: Distributed Systems & Communications

Location: Cambridgeshire

Salary: £60-£80k

Platform Recruitment has partnered with an innovative technology company developing mission-critical systems used by organisations worldwide. They're looking for a Principal Software Engineer to help shape the technical direction of their platform.

Key Responsibilities

  • Lead architecture and implementation of systems in C#/.NET
  • Build low-latency applications handling high-volume data traffic
  • Drive technical vision and mentor engineers across the team
  • Oversee code reviews, coding standards and CI/CD pipelines

Key Requirements

  • 10+ years C# and .NET Core
  • Strong distributed systems and microservices background
  • Hands-on experience with RabbitMQ, Kafka or similar messaging technologies
  • Proficiency with TCP/IP, gRPC and high-avai...