Concentrix
Website:
concentrix.com
Job details:
About The Role
We are seeking a Senior .NET Developer with deep experience in building, securing, and maintaining enterprise web applications. The role requires strong hands-on expertise in the Microsoft technology stack, web application security, and integration of third-party services. The ideal candidate brings a balance of technical depth, security awareness, and ownership mindset.
Key Responsibilities
Design, develop, and maintain robust web applications using .NET Core 2.2, .NET Framework, ASP.NET, and C#
Develop UI and server-side components using Razor and JavaScript (ECMAScript 6)
Build and consume services using WCF and REST-based APIs
Work extensively with SQL Server (MSSQL) for data modeling, queries, and performance tuning
Use LINQ for efficient data access and business logic implementation
Integrate third-party services and APIs such as Twilio
Develop automation scripts or supporting components using Python, where required
Implement strong application security controls across the development lifecycle
Ensure applications comply with OWASP guidelines and application security best practices
Perform secure code reviews, vulnerability analysis, and remediation
Collaborate with QA, DevOps, and Architecture teams throughout the delivery lifecycle
Required Skills & Experience
10+ years of experience in software development with strong hands-on exposure to the Microsoft stack
Proven experience with .NET Core 2.2, .NET Framework, ASP.NET, and C#
Strong working knowledge of JavaScript (ES6) and Razor
Solid experience with SQL, MSSQL, and relational database concepts
Proficiency in LINQ
Experience developing and consuming WCF services
Hands-on experience integrating Twilio or similar communication platforms
Working knowledge of Python for scripting or auxiliary development
Strong understanding of web application security, OWASP Top 10, and secure coding practices
Good to Have
Experience modernizing legacy .NET applications
Exposure to authentication and authorization mechanisms (OAuth, JWT, SSO)
Experience working in regulated or compliance-driven environments
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