Senior .NET Developer at Longbridge Technologies Limited

Longbridge Technologies Limited - From its inception, Longbridge Technologies has been driven by a bold vision: to transform the operational landscape of businesses. Specializing in bespoke software solutions, the company caters to the diverse needs of its clientele with precision and expertise. Backed by a team of seasoned professionals across various domains, Longbridge Technologies takes pride in delivering top-notch products and services. Its offerings are meticulously crafted to enhance efficiency, boost productivity, and foster growth across diverse sectors.

Fuelled by an unwavering commitment to innovation and customer satisfaction, Longbridge Technologies is dedicated to empowering businesses with the tools they require to flourish in today's competitive climate. Whether it's crafting tailor-made software solutions, streamlining processes through automation and system integration, implementing Enterprise Solutions, or providing Managed Services and Support, Longbridge Technologies remains steadfast in its mission to enable clients to realize their ambitions and maximize their potential.

We are recruiting to fill the position below:

Job Title: Senior .NET Developer

Location: Lagos 
Employment Type: Full-time

Responsibilities

• Design, develop, and maintain high-performance web and enterprise applications using .NET Core / .NET Framework (C#)
• Collaborate with UI/UX designers, frontend engineers, database administrators, and product managers to deliver scalable business solutions
• Build and consume RESTful APIs, integrating with third-party systems and internal services
• Optimize application performance, scalability, and security across the full development lifecycle
• Implement robust application architectures using microservices, event-driven, or layered design patterns
• Conduct comprehensive code reviews, enforce coding standards, and mentor junior developers
• Perform unit testing, integration testing, and support end-to-end QA processes
• Maintain and enhance existing applications with new features, performance tuning, and bug fixes
• Participate actively in Agile ceremonies (sprint planning, stand-ups, retrospectives)
• Ensure adherence to secure coding practices and compliance with company development standards
• Document technical designs, system components, and deployment processes
• Stay up-to-date with emerging Microsoft technologies, frameworks, and development tools

Requirements

• Bachelor’s Degree in Computer Science, Software Engineering, or a related discipline
• 4–7 years of hands-on experience developing applications using C# and .NET (Core/Framework)
• Proven expertise in ASP.NET MVC, Web API, and Entity Framework (Core)
• Strong understanding of SQL Server development, database design, and stored procedures
• Experience with front-end integration using JavaScript, TypeScript, Angular, or React (added advantage)
• Familiarity with Azure DevOps, CI/CD pipelines, and containerization (Docker/Kubernetes)
• Sound knowledge of object-oriented programming, design patterns, and software architecture principles
• Experience integrating applications with authentication standards such as OAuth2, OpenID Connect, or Azure AD
• Proficiency in Git or other version control systems
• Solid problem-solving, analytical, and debugging skills
• Excellent communication and teamwork abilities
• Ability to deliver high-quality solutions in a fast-paced, deadline-driven environment

Preferred/Added Advantages:

• Experience building microservices or distributed systems
• Exposure to message queues (RabbitMQ, Kafka, or Azure Service Bus)
• Knowledge of unit testing frameworks such as xUnit, NUnit, or MSTest
• Familiarity with cloud-native development on Microsoft Azure or AWS
• Understanding of application security, performance tuning, and DevOps practices
• Contributions to open-source .NET projects or a portfolio of enterprise-grade solutions.

Application Closing Date
27th October, 2025.

How to Apply
Interested and qualified candidates should send their CV to: HR@longbridgetech.com using the Job Title as the subject of the mail.