Senior .NET Full Stack Developer _ AWS

Tata Consultancy Services; Owings Mills (MD); On-site; USD 115,000 - 125,000; Full time

Benefits offered by this job

Discretionary Incentive

Medical Coverage

Parental Leave

Commuter Benefits

Training Reimbursement

Paid Time Off

Job summary

Tata Consultancy Services is seeking an experienced .NET full-stack engineer to lead design and development of scalable, secure applications. You will modernize legacy systems, build RESTful services, and implement AWS-based solutions.

The role emphasizes CI/CD practices, cross-functional collaboration, and mentoring junior developers. Applicants should have strong C#, ASP.NET Core, Web API, EF Core experience, and hands-on AWS, Docker, and Kubernetes skills, with agile delivery experience.

Qualifications

• 10+ years of hands-on experience with Microsoft technologies.
• Strong experience with modern .NET and legacy versions in apps.
• Proficiency in C#, ASP.NET Core, Web API, EF Core, LINQ, DI, async code, patterns.
• Full-stack development with Angular or React, TypeScript, JavaScript, HTML5, CSS3.
• RESTful APIs, microservices, secure integrations, AWS cloud services.
• Docker, Kubernetes, and AWS container deployments.
• SQL Server and PostgreSQL, including design and tuning.
• CI/CD pipelines, Git, automated builds, and test automation.
• Security best practices, OAuth 2.0, OpenID Connect, JWT, RBAC.
• Agile delivery with cross-functional collaboration.

Responsibilities

• Lead design and development of scalable .NET full-stack apps.
• Develop back-end services with C#, ASP.NET Core, Web API, EF Core.
• Create responsive front-ends with Angular or React and ensure UX consistency.
• Modernize legacy apps with migration strategies to newer .NET versions and cloud-native architectures.
• Design AWS solutions for compute, storage, databases, and security.
• Create technical designs, API specs, coding standards, and deployment plans.
• Build and maintain CI/CD pipelines and infrastructure-as-code templates.
• Mentor developers, conduct code reviews, and enforce standards.
• Improve performance, reliability, observability, and cost efficiency.
• Investigate production issues and implement root-cause actions.

Skills

Microsoft technologies

.NET 10/9/8

.NET Framework 4.x

C# & ASP.NET Core

RESTful APIs

AWS (EC2, Lambda, S3)

Docker & Kubernetes

SQL Server & PostgreSQL

CI/CD & Git

Agile methodologies

Education

Bachelor of Computer Science

Tools

AWS

Docker

Kubernetes

Angular

React

TypeScript

JavaScript

HTML5

CSS3

Git

Job description

• 10+ years of hands-on experience in application design, development, integration, testing, deployment, and production support using Microsoft technologies.
• Strong experience with modern .NET, including .NET 10, .NET 9, and .NET 8, along with earlier .NET and .NET Core versions used in legacy applications.
• Strong hands-on experience with .NET Framework 4.x, ASP.NET MVC, ASP.NET Web API, Windows Services, and legacy application maintenance or modernization.
• Advanced proficiency in C#, ASP.NET Core, Web API, Entity Framework Core, LINQ, dependency injection, asynchronous programming, and design patterns.
• Experience designing and implementing RESTful APIs, microservices, event-driven solutions, and secure system integrations.
• Hands-on AWS experience with EC2, ECS or EKS, Lambda, API Gateway, S3, RDS, DynamoDB, SQS, SNS, EventBridge, CloudWatch, Secrets Manager, IAM, and CloudFormation or AWS CDK.
• Experience containerizing applications with Docker and deploying workloads through Kubernetes or AWS-managed container services.
• Strong database skills using SQL Server and PostgreSQL, including schema design, stored procedures, query tuning, indexing, and performance optimization.
• Experience with CI/CD pipelines, Git, automated builds, code quality controls, unit testing, integration testing, and deployment automation.
• Working knowledge of application security, OAuth 2.0, OpenID Connect, JWT, RBAC, encryption, secure coding, vulnerability remediation, and audit logging.
• Experience working in Agile delivery environments and collaborating with architecture, security, infrastructure, QA, operations, and business teams.
• Strong analytical, troubleshooting, written communication, and stakeholder-management skills.
• Lead the design and development of scalable, secure, and maintainable .NET full-stack applications.
• Develop and enhance back-end services using C#, ASP.NET Core, Web API, Entity Framework Core, and appropriate integration patterns.
• Modernize legacy .NET Framework applications by assessing dependencies, defining migration approaches, and incrementally transitioning workloads to supported .NET versions and cloud-native architectures.
• Design and implement AWS solutions using managed compute, storage, database, integration, monitoring, identity, and security services.
• Create technical designs, solution diagrams, API specifications, coding standards, test strategies, deployment plans, and support documentation.
• Build and maintain automated CI/CD pipelines, infrastructure-as-code templates, quality gates, and release processes.
• Perform code reviews, enforce engineering standards, mentor developers, and support technical decision-making.
• Optimize application performance, reliability, observability, scalability, and cloud cost efficiency.
• Investigate production issues, complete root-cause analysis, implement corrective actions, and improve monitoring and alerting.
• Collaborate with product owners, ar chitects, QA, DevOps, cybersecurity, data, operations, and business stakeholders.
• Lead a small to medium development team in an onsite-offshore delivery model and provide transparent status, risk, dependency, and issue reporting.

Job Description

Must Have Technical/Functional Skills

• 10+ years of hands-on experience in application design, development, integration, testing, deployment, and production support using Microsoft technologies.
• Strong experience with modern .NET, including .NET 10, .NET 9, and .NET 8, along with earlier .NET and .NET Core versions used in legacy applications.
• Strong hands-on experience with .NET Framework 4.x, ASP.NET MVC, ASP.NET Web API, Windows Services, and legacy application maintenance or modernization.
• Advanced proficiency in C#, ASP.NET Core, Web API, Entity Framework Core, LINQ, dependency injection, asynchronous programming, and design patterns.
• Full-stack development experience using Angular or React, TypeScript, JavaScript, HTML5, CSS3, responsive design, and reusable component development.
• Experience designing and implementing RESTful APIs, microservices, event-driven solutions, and secure system integrations.
• Hands-on AWS experience with EC2, ECS or EKS, Lambda, API Gateway, S3, RDS, DynamoDB, SQS, SNS, EventBridge, CloudWatch, Secrets Manager, IAM, and CloudFormation or AWS CDK.
• Experience containerizing applications with Docker and deploying workloads through Kubernetes or AWS-managed container services.
• Strong database skills using SQL Server and PostgreSQL, including schema design, stored procedures, query tuning, indexing, and performance optimization.
• Experience with CI/CD pipelines, Git, automated builds, code quality controls, unit testing, integration testing, and deployment automation.
• Working knowledge of application security, OAuth 2.0, OpenID Connect, JWT, RBAC, encryption, secure coding, vulnerability remediation, and audit logging.
• Experience working in Agile delivery environments and collaborating with architecture, security, infrastructure, QA, operations, and business teams.
• Strong analytical, troubleshooting, written communication, and stakeholder-management skills.

Roles & Responsibilities

• Lead the design and development of scalable, secure, and maintainable .NET full-stack applications.
• Develop and enhance back-end services using C#, ASP.NET Core, Web API, Entity Framework Core, and appropriate integration patterns.
• Develop responsive front-end applications using Angular or React and ensure a consistent user experience across supported browsers and devices.
• Modernize legacy .NET Framework applications by assessing dependencies, defining migration approaches, and incrementally transitioning workloads to supported .NET versions and cloud-native architectures.
• Design and implement AWS solutions using managed compute, storage, database, integration, monitoring, identity, and security services.
• Create technical designs, solution diagrams, API specifications, coding standards, test strategies, deployment plans, and support documentation.
• Build and maintain automated CI/CD pipelines, infrastructure-as-code templates, quality gates, and release processes.
• Perform code reviews, enforce engineering standards, mentor developers, and support technical decision-making.
• Optimize application performance, reliability, observability, scalability, and cloud cost efficiency.
• Investigate production issues, complete root-cause analysis, implement corrective actions, and improve monitoring and alerting.
• Collaborate with product owners, ar chitects, QA, DevOps, cybersecurity, data, operations, and business stakeholders.
• Lead a small to medium development team in an onsite-offshore delivery model and provide transparent status, risk, dependency, and issue reporting.

Generic Managerial Skills, If any

• Experience leading technical delivery for small to medium teams in an onsite-offshore model.
• Ability to estimate work, plan delivery, manage dependencies, and proactively address risks and issues.
• Strong customer-facing communication, presentation, negotiation, and stakeholder-management skills.
• Ability to mentor team members and promote engineering discipline, documentation, and continuous improvement.

TCS Employee Benefits Summary

Discretionary Annual Incentive.

Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.

Family Support: Maternal & Parental Leaves.

Insurance Options: Auto & Home Insurance, Identity Theft Protection.

Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.

Time Off: Vacation, Time Off, Sick Leave & Holidays.

Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.

Salary Range $115,000 - $125,000 a year

Qualifications

BACHELOR OF COMPUTER SCIENCE