.NET Developer (Mid–Senior Level | 4–8 Years Experience)

Location: Lagos, Nigeria (Hybrid)
Employment Type: Full-time
Experience Level: Mid to Senior
Reports To: Engineering Manager / Lead Developer

Position Overview

We are seeking an experienced .NET Developer to design, build, and maintain scalable enterprise applications. The ideal candidate will have 4–8 years of hands-on experience within the .NET ecosystem, strong software architecture knowledge, and a proven track record of delivering high-quality solutions. You will be involved in the full software development lifecycle—from design and development to deployment and optimization.

Key ResponsibilitiesCore Development (70%)

• Design, develop, and maintain scalable applications using .NET 6/7/8, C#, and ASP.NET Core
• Build and consume RESTful APIs and gRPC services
• Develop and optimize database solutions using SQL Server (or Oracle DB) with Entity Framework Core
• Implement microservices and modular monolith architectures
• Write clean, maintainable code following SOLID principles and design patterns
• Conduct unit and integration testing using xUnit, NUnit, MSTest, Moq, or NSubstitute

Architecture & Solution Design (20%)

• Participate in architectural discussions and design reviews
• Design and implement cloud-native solutions (Azure preferred, AWS acceptable)
• Containerize applications using Docker and orchestrate with Kubernetes or AKS
• Implement CI/CD pipelines using Azure DevOps, GitHub Actions, or Jenkins
• Evaluate and integrate third-party libraries, tools, and frameworks

Leadership & Collaboration (10%)

• Mentor junior and mid-level developers
• Collaborate with product managers, QA engineers, and DevOps teams
• Participate in Agile/Scrum ceremonies
• Document technical decisions and system architecture

Required QualificationsTechnical Skills

• 4–8 years of experience with C# and .NET Core / ASP.NET Core
• Strong experience with Entity Framework Core or Dapper
• REST APIs, Swagger/OpenAPI, JWT, OAuth2

Databases

• SQL Server or Oracle DB (schema design, indexing, optimization)
• NoSQL (MongoDB, Cosmos DB) is a plus

Tools & Platforms

• Git, CI/CD tools (Azure DevOps, GitHub Actions, Jenkins)
• Docker and container basics

Cloud (any one)

• Azure / AWS / GCP experience

Professional Experience

• Enterprise applications or distributed systems
• Microservices, DDD, Clean Architecture
• Messaging systems (RabbitMQ, Service Bus) and Redis caching
• Front-end exposure (React, Angular, Blazor) is a plus

Soft Skills

• Strong analytical and problem-solving skills
• Good communication skills
• Ability to work independently and in teams
• Proactive and adaptable mindset

Education

• Bachelor's degree in Computer Science, IT, or related field (or equivalent experience)

Apply Now

Interested candidates should apply here:
https://plentytechjobs.careers-page.com/