Principal Software Engineer — Shared Components (C#/.NET)

Elekta; Crawley Down; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Vacation days (25+)

Holiday Purchase Scheme

Private Medical Insurance

Employer Pension

Cycle to work

Life Assurance

Onsite restaurant

EV salary sacrifice

Job summary

Elekta in Crawley is seeking a Principal Software Engineer to lead shared components and services across the product portfolio. You'll work with architects and product teams to define direction and ensure secure, scalable software for customers worldwide.

The role requires strong C#, .NET/ASP.NET Core, and distributed systems experience, plus Docker, Kubernetes, and modern deployment practices. You will mentor engineers and help raise software quality while supporting safety and cybersecurity

Qualifications

• Bachelor’s degree in a relevant field or equivalent experience.
• Strong background in C#, .NET/ASP.NET Core and distributed systems.
• Experience leading technical initiatives and mentoring engineers.

Responsibilities

• Lead design, development and maintenance of shared components and services.
• Define APIs and integration boundaries across products.
• Drive architectural decisions balancing performance, security and reliability.
• Promote CI/CD, automated testing and engineering standards.
• Mentor engineers and elevate software quality across the organization.
• Contribute to safety, cybersecurity and technical documentation.

Skills

C#

.NET

ASP.NET Core

Distributed systems

API design

CI/CD

Docker

Kubernetes

Mentoring

Architecture leadership

Education

Bachelor's degree in Computer Science or equivalent

Tools

Azure DevOps

Jenkins

Helm

Kubernetes

Job description

Elekta in Crawley is seeking a Principal Software Engineer to lead shared components and services across the product portfolio. You'll work with architects and product teams to define direction and ensure secure, scalable software for customers worldwide.

The role requires strong C#, .NET/ASP.NET Core, and distributed systems experience, plus Docker, Kubernetes, and modern deployment practices. You will mentor engineers and help raise software quality while supporting safety and cybersecurity