Backend Engineer – Python/C#, AI & Cloud (Hybrid)

Client Server; Greater London; Hybrid; GBP 40,000 - 70,000; Full time

Benefits offered by this job

Pension

Private health insurance

Life assurance

Critical illness cover

Employee assistance programme

Company share scheme

Enhanced paternity leave

Wellness benefits

Medical and dental health insurance

25 days holiday

Kids Pass

Smart tech scheme

Job summary

Client Server is seeking a strong backend software engineer to join our UK team. You will build and scale cloud-native services in Python or C#, and help shape architecture for a diverse portfolio of insurance products spanning international businesses.

We value AI-minded engineers, collaboration, and experience with React/Angular frontends and cloud platforms (AWS/Azure). Hybrid work from our London City office available.

Qualifications

• Backend software engineering experience with Python or C#.
• Strong CS fundamentals including OOP, multithreading, patterns, and system design.
• Frontend understanding with React or Angular; connectivity between front-end and back-end.
• Hands-on cloud-native architectures (Azure/AWS), microservices, CI/CD, Terraform, Kubernetes, and Docker.
• Interest in applying AI to processes and products; Claude or similar tools preferred.
• Collaborative, communicative, and problem-solving mindset; startup or small-team experience desired.

Responsibilities

• Work as an individual contributor on backend and cloud-native development.
• Help build the technology platform behind a diverse portfolio of insurance products across international businesses.
• Explore how AI can improve engineering productivity and product value.
• Utilize Claude alongside solid software design principles and best practices.
• Contribute to greenfield development and influence architecture and engineering practices.
• Support embedding AI into the software development lifecycle.

Skills

Backend development

Python / C#

OO / design patterns

System design

Cloud-native architectures

React / Angular

CI/CD

Kubernetes

Docker

AI tools experience

Tools

Docker

Kubernetes

Terraform

CI/CD

Job description

Client Server is seeking a strong backend software engineer to join our UK team. You will build and scale cloud-native services in Python or C#, and help shape architecture for a diverse portfolio of insurance products spanning international businesses.

We value AI-minded engineers, collaboration, and experience with React/Angular frontends and cloud platforms (AWS/Azure). Hybrid work from our London City office available.