Senior .NET Tech Lead - Remote, AWS Cloud-Native

Cognizant Technology Solutions Corporation; Honolulu (HI); Remote; USD 100,000 - 155,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays plus Paid Time Off

401(k) plan and contributions

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant Technology Solutions Corporation is seeking a Senior .NET Technical Lead to modernize legacy business applications into scalable AWS cloud-native services. You will lead design, development, and delivery of .NET microservices, drive engineering excellence, and mentor offshore teams to ensure high-quality solutions.

You will extract business logic from SQL Server stored procedures into scalable C# services, support CI/CD, and help ensure secure, compliant deployments.

Qualifications

• 12+ years of software development experience, including 5+ years working with modern .NET and ASP.NET Core Web APIs.
• Proven experience designing, building, and deploying microservices or independently deployable distributed applications.
• Strong expertise in C#, .NET, SQL Server, and advanced T-SQL development.
• Hands-on experience migrating business logic from stored procedures into application services.
• Solid understanding of RESTful API design, OpenAPI specifications, OAuth 2.0, and JWT-based security models.
• Experience with EF Core, Dapper, asynchronous programming, and application performance optimization.
• Hands-on AWS experience, including ECS/Fargate, RDS for SQL Server, and messaging/event-driven technologies such as SQS, SNS, or EventBridge.
• Experience implementing automated testing frameworks, including unit, integration, and API/contract testing.
• Demonstrated leadership experience managing and mentoring development teams, including offshore resources.

Responsibilities

• Lead the design, development, and delivery of modern .NET services and APIs, supporting the migration of legacy applications to a cloud-native architecture.
• Drive engineering excellence through sprint planning, code reviews, coding standards, and best practices for quality and maintainability.
• Partner with business and product stakeholders to refine requirements, define acceptance criteria, and ensure successful delivery of customer features.
• Mentor and guide offshore development teams, remove delivery blockers, and provide regular progress updates to project leadership.
• Modernize legacy data architectures by extracting business logic from SQL Server stored procedures into scalable C# services while maintaining functional parity through automated testing.
• Support CI/CD pipelines and production releases, ensuring secure, reliable deployments and adherence to compliance and delivery standards.
• Utilize AI-assisted development tools to improve productivity while maintaining accountability for code quality, security, and technical decisions.

Skills

Senior .NET expertise

AWS proficiency

Microservices

C#

SQL Server

OpenAPI

JWT security

CI/CD

Leadership

Tools

EF Core

Dapper

OpenAPI

Job description

Cognizant Technology Solutions Corporation is seeking a Senior .NET Technical Lead to modernize legacy business applications into scalable AWS cloud-native services. You will lead design, development, and delivery of .NET microservices, drive engineering excellence, and mentor offshore teams to ensure high-quality solutions.

You will extract business logic from SQL Server stored procedures into scalable C# services, support CI/CD, and help ensure secure, compliant deployments.