Senior C# & Cloud Platform Lead

Bytes Group; Leatherhead; Hybrid; GBP 80,000 - 110,000; Full time

Benefits offered by this job

Gym access

Canteen

Incentives

Job summary

Bytes Group is seeking a Lead Software Developer in Leatherhead to guide a small, agile engineering team. You will design, build and support secure, scalable applications across the full stack, emphasising clean architecture, TDD and reliable delivery.

You will own backend services in C#/.NET Core, craft responsive UIs in React/Next.js, and drive DevOps with Docker, Kubernetes and ArgoCD, leveraging Azure services. Opportunity for technical leadership and internal growth.

Qualifications

• Relevant degree or equivalent practical software engineering experience.
• Experience in backend services with C# and .NET.
• Frontend with React/Next.js and modern UI principles.

Responsibilities

• Design and Develop: Build and maintain backend services in C#/.NET Core with clean architecture.
• Full-Stack Delivery: Develop React/Next.js front-ends integrated with APIs.
• DevOps & Deployment: Containerise with Docker, orchestrate with Kubernetes, GitOps with ArgoCD.
• Cloud Infrastructure: Use Azure App Services/AKS/SQL Database to host and scale."
• CI/CD & Security: Automated pipelines in GitHub Actions, Snyk security scans and Jira workflows.
• Observability: Instrument apps with LGTM or equivalent logging and metrics.

Skills

C#

.NET Core

React.js

Next.js

Docker

Kubernetes

GitOps

ArgoCD

Azure

PostgreSQL

SQL Server

LGTM

ELK

Prometheus

OpenTelemetry

xUnit

NUnit

JIRA

Go (Golang)

Education

Relevant degree, apprenticeship or equivalent practical experience in software engineering

Microsoft Azure, Kubernetes, security or software development certification

Tools

Docker

Kubernetes

GitHub/GitLab

ArgoCD

Snyk

Go

Azure

Job description

Bytes Group is seeking a Lead Software Developer in Leatherhead to guide a small, agile engineering team. You will design, build and support secure, scalable applications across the full stack, emphasising clean architecture, TDD and reliable delivery.

You will own backend services in C#/.NET Core, craft responsive UIs in React/Next.js, and drive DevOps with Docker, Kubernetes and ArgoCD, leveraging Azure services. Opportunity for technical leadership and internal growth.