Senior Full-Stack .NET Developer

Senior Product Software Engineer

Senior Full-Stack .NET Developer – Job Description

Experience 6.5 to 9.5 Years

Expert in Microsoft Stack, Angular, and Modern Web Technologies

We are looking for a highly skilled Senior Full-Stack .NET Developer with extensive hands-on experience in both back-end and front-end technologies. The ideal candidate will be proficient in C#.NET, .NET Core, ASP.NET Core (Web API, MVC), REST API development, Angular (latest versions), HTML5, CSS3, and advanced database design and optimisation. You will collaborate with architects, technical leads, and business stakeholders to deliver robust, scalable, and secure solutions, leveraging modern design patterns, OOP, and SOLID principles.

Key Responsibilities

• Design, develop, and maintain high-quality applications using .NET Core, C#.NET, and ASP.NET Core (Web API, MVC), applying object-oriented programming (OOP) and SOLID principles throughout the development lifecycle.
• Build modern, responsive, and enterprise-grade front-end interfaces using Angular (latest versions), TypeScript, HTML5, and CSS3.
• Develop, consume, and document REST APIs for seamless integration with third-party and internal systems.
• Implement and optimise relational databases (SQL Server, MySQL, etc.)—including schema design, advanced query writing, performance tuning, stored procedures, and indexing—to ensure high performance and scalability.
• Apply recognised design patterns and best practices in application architecture and code structure.
• Integrate solutions with Microsoft Azure cloud services (App Services, Storage, Service Bus), including deployment, monitoring, and operational management.
• Participate in solution design, technical discussions, and code reviews to drive quality and maintainability.
• Develop and maintain automated unit and integration tests to ensure code reliability and quality.
• Diagnose and resolve performance bottlenecks, troubleshoot production issues, and implement fixes promptly.
• Collaborate with cross-functional teams in Agile/Scrum environments and contribute to the continuous improvement of development practices and processes.

Required Skills & Qualifications

• Strong programming skills in C#.NET and .NET Core, with a deep understanding of OOP and SOLID principles.
• Proven experience in designing and optimising relational databases (SQL Server/MySQL), including advanced query writing, stored procedures, indexing, and database performance tuning.
• 3+ years of experience building enterprise-grade web UIs with the latest Angular version, HTML5, and CSS3.
• Hands-on expertise in REST API and Web API development and consumption.
• Familiarity with microservices architecture, event-driven patterns, and recognised design patterns (such as DDD, Clean Architecture, CQRS).
• Experience with DevOps tools (Azure DevOps, Git, CI/CD pipelines) and cloud service deployments (preferably Azure).
• Strong understanding of security best practices, including OAuth2, OpenID Connect, and OWASP guidelines.
• Excellent problem-solving, debugging, and analytical skills.
• Effective communication and teamwork abilities, with experience working in Agile/Scrum teams.
• Exposure to AI/ML, GenAI integrations, or GitHub Copilot.

Nice-to-Have Skills

• Experience with Docker, Kubernetes, or other containerisation technologies.
• Knowledge of NoSQL databases (Cosmos DB, MongoDB) and caching solutions (e.g., Redis).
• Understanding of cloud cost optimisation strategies.
• Azure Functions, APIM

Our Interview Practices

To maintain a fair and genuine hiring process, we kindly ask that all candidates participate in interviews without the assistance of AI tools or external prompts. Our interview process is designed to assess your individual skills, experiences, and communication style. We value authenticity and want to ensure we’re getting to know you—not a digital assistant. To help maintain this integrity, we ask to remove virtual backgrounds and include in-person interviews in our hiring process. Please note that use of AI-generated responses or third-party support during interviews will be grounds for disqualification from the recruitment process

Our Interview Practices

To maintain a fair and genuine hiring process, we kindly ask that all candidates participate in interviews without the assistance of AI tools or external prompts. Our interview process is designed to assess your individual skills, experiences, and communication style. We value authenticity and want to ensure we’re getting to know you—not a digital assistant. To help maintain this integrity, we ask to remove virtual backgrounds and include in-person interviews in our hiring process. Please note that use of AI-generated responses or third-party support during interviews will be grounds for disqualification from the recruitment process.

Applicants may be required to appear onsite at a Wolters Kluwer office as part of the recruitment process.

Experience Level

Senior Level