Senior C# Desktop Engineer — Hybrid & High-Impact

Client Server Ltd.; Reigate; Hybrid; GBP 72,000 - 90,000; Full time

Benefits offered by this job

Hybrid working

Pension (up to 10%)

Health care

Life assurance

25 days holiday

Job summary

Client Server Ltd. is seeking a Senior C# Developer to join our flagship desktop platform in a hybrid role based near Reigate. You will lead the design and development of scalable systems.

In this hands-on leadership position, you’ll own features with the Product Owner, drive architectural decisions, ensure security and performance, and mentor peers while delivering high-quality code. The role offers up to £90k salary plus a bonus (c20%), hybrid working, generous holiday, pension, health care,

Qualifications

• Senior C# developer with experience in large, scalable desktop/backend systems.
• Strong technical leadership and ownership of features in an Agile team.
• Solid knowledge of modern Microsoft practices, security, reliability, and performance.
• Experience with CI/CD and IaC in cloud-based environments.

Responsibilities

• Architect, design and develop new features for a flagship desktop platform.
• Collaborate with Product Owner and other teams to shape design choices and drive technical ownership.
• Ensure high security, reliability, maintainability and performance across systems.

Skills

C# / .NET Core

Event-driven architecture

CI/CD / IaC

Azure / cloud services

Microservices

Software architecture

Technical leadership

OOP / CS fundamentals

Design patterns

Agile collaboration

Education

Bachelor's degree in Computer Science or related field

Job description

Client Server Ltd. is seeking a Senior C# Developer to join our flagship desktop platform in a hybrid role based near Reigate. You will lead the design and development of scalable systems.

In this hands-on leadership position, you’ll own features with the Product Owner, drive architectural decisions, ensure security and performance, and mentor peers while delivering high-quality code. The role offers up to £90k salary plus a bonus (c20%), hybrid working, generous holiday, pension, health care,