Principal Software Engineer

Platform Recruitment; Cambridge; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Platform Recruitment is partnering with an innovative technology business in Cambridge seeking a Principal Software Engineer. You will lead architecture and development of high-performance systems using C#/.NET, shaping the platform strategy while mentoring peers.

The role is hybrid in Cambridge and offers leadership across CI/CD, coding standards and agile practices. You will tackle complex challenges and deliver scalable, distributed solutions.

Qualifications

• Strong experience with C#/.NET in building high-performance, scalable systems.
• Experience designing distributed microservices and real-time processing.
• Proven mentoring and leadership of mid/senior developers.

Responsibilities

• Lead architecture, design and development of high-performance, secure systems.
• Develop scalable, low-latency applications handling high-volume data and real-time processing.
• Shape the technical vision and long-term platform strategy.

Skills

C#/.NET

Architecture

Mentoring

CI/CD

Agile/Scrum

Performance

Distributed systems

Real-time processing

Tools

WPF

MVVM

MVC/MVP

Job description

I’m working with an innovative technology business that is looking for an experienced Principal Software Engineer.

You’ll have the opportunity to influence technical strategy, solve complex engineering challenges and mentor other developers.

Location: Cambridge (Hybrid)

The role:

• Lead the architecture, design and development of high-performance, resilient and secure systems using C#/.NET.
• Develop scalable, low-latency applications handling high-volume data and real-time processing.
• Shape the technical vision and long-term platform strategy.
• Drive coding standards, code reviews and CI/CD best practices.
• Troubleshoot complex technical issues and optimise system performance and reliability.
• Mentor and support mid and senior-level developers.
• Work within an Agile/Scrum development environment alongside wider software and engineering teams.
• Strong commercial experience with C# and .NET,
• Proven experience designing and developing scalable, distributed systems and microservices.
• Experience with front-end technologies/UI such as WPF, MVVM, MVP or MVC