Principal Software Engineer

Salary: £80,000 - 80,000 per year

Requirements:

• I require 10 years of C#/.NET (Core/5) development experience.
• I need proven expertise in scalable, distributed, low-latency systems.
• A strong background in web applications, gRPC, Kafka/RabbitMQ, and multithreading is essential.
• I expect a solid understanding of performance tuning, security, and software architecture.
• Experience with WPF and design patterns such as MVVM, MVP, and MVC is necessary.
• Excellent leadership and communication skills are a must.

Responsibilities:

• I will need you to lead the design and development of high-performance, secure communication systems in C#.NET.
• You will be tasked with building low-latency, high-volume data applications for real-time processing.
• I expect you to define and drive the technical strategy aligned with our business objectives.
• Your role will involve overseeing code quality, conducting reviews, and implementing CI/CD pipelines.
• I want you to troubleshoot complex issues and ensure system reliability.
• You will also mentor developers and foster a culture of technical excellence.

Technologies:

• C#
• CI/CD
• Kafka
• MVC
• MVVM
• RabbitMQ
• Security
• WPF
• Web
• gRPC
• ASP.NET

More:

We are a rapidly growing company based in Cambridgeshire, specializing in the development and supply of radio terminals, accessories, and applications for mission-critical and business-critical communications. Due to our continued expansion, we are looking for a Principal Software Engineer to join our growing team and play a key role in the development, integration, and maintenance of our web and communication platforms. If you have the relevant experience and are ready for your next challenge, I invite you to apply with a copy of your latest CV/Resume.

last updated 31 week of 2026