.Net Developer

Qualient Technology Solutions UK Limited; West Yorkshire; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading technology firm in the UK is seeking an experienced AWS .NET Core Developer to build cloud-native applications. The ideal candidate should have strong expertise in AWS services, DevOps practices, and back-end development with .NET Core. You will design and develop scalable serverless applications, optimize microservices, and implement CI/CD pipelines. Skills in front-end frameworks like React or Blazor are a plus.

Qualifications

• Strong experience in building cloud-native applications with .NET Core.
• Hands-on experience with serverless architectures and CI/CD pipelines.
• Ability to communicate technical concepts effectively.

Responsibilities

• Design and maintain scalable serverless applications using AWS services.
• Build and optimize .NET Core microservices and RESTful APIs.
• Implement CI/CD pipelines using Azure DevOps or GitHub Actions.

Skills

AWS serverless services

.NET Core/ASP.NET Core

DevOps practices

SQL/NoSQL databases

Git

Docker

Education

AWS Certified Developer – Associate

Tools

AWS CDK

Terraform

Azure DevOps

GitHub Actions

Job description

We are seeking an experienced AWS .NET Core Developer with strong expertise in building modern, cloud-native applications. The ideal candidate will have hands‑on experience in serverless architectures, DevOps pipelines, and a strong back‑end development background using .NET Core. Knowledge of front‑end frameworks such as React or Blazor is an added advantage.

Job Description

• Strong experience in .NET Core/ASP.NET Core (Web APIs, microservices).
• Expertise in AWS serverless services (Lambda, API Gateway, DynamoDB, S3, etc.).
• Knowledge of DevOps practices and CI/CD pipelines.
• Proficiency with Git and automated deployment strategies.
• Experience with SQL/NoSQL databases (SQL Server, PostgreSQL, DynamoDB).
• Familiarity with Docker and containerization.
• Strong problem‑solving skills and ability to work in an agile team.
• Strong verbal and written communication skills, with the ability to articulate technical concepts clearly to both technical and non‑technical stakeholders.
• Good to have AWS Certified Developer – Associate certification.

Key Responsibilities

• Design, develop, and maintain scalable serverless applications using AWS services such as:
• AWS Lambda, API Gateway, DynamoDB, S3, Step Functions, Event Bridge, SNS/SQS, AppSync.
• Build and optimize .NET Core microservices and RESTful APIs.
• Implement and manage CI/CD pipelines using Azure DevOps or GitHub Actions.
• Apply Infrastructure as Code (IaC) using AWS CDK, Terraform, or CloudFormation.
• Ensure application security, monitoring, and logging using AWS CloudWatch, X‑Ray, and IAM best practices.
• Collaborate with cross‑functional teams to define, design, and deliver high‑quality solutions.
• (Optional) Contribute to UI development using React.js or Blazor for customer‑facing applications.
• Troubleshoot production issues, perform root cause analysis, and drive continuous improvements.