.NET Full Stack Engineers

Req ID: 376159 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a .NET Full Stack Engineers to join our team in Gurugaon, Haryāna (IN-HR), India (IN). Job Title: Senior .NET Engineer Job Summary: We are seeking a highly experienced Senior .NET Engineer with 8+ years of experience in designing, developing, and supporting scalable enterprise applications and integrations. The ideal candidate will have strong expertise in C# / .NET Core, REST API development, event-driven architecture, and AWS services including Lambda, S3, SQS, and RDS. Experience integrating with iLEVEL and internal workflow tools is essential. The role requires a strong backend engineering mindset, excellent problem-solving skills, and the ability to build reliable, secure, and maintainable systems in a cloud-based environment. Key Responsibilities:

• Design, develop, and maintain robust backend applications using C# and .NET Core
• Build and enhance scalable REST APIs for internal and external system integrations
• Develop and support integrations with iLEVEL and internal workflow tools
• Design and implement solutions using event-driven architecture principles
• Work with AWS services including Lambda, S3, SQS, and RDS to build and support cloud-native solutions
• Collaborate with product managers, business analysts, architects, and cross-functional engineering teams
• Translate business and integration requirements into scalable technical solutions
• Ensure application performance, reliability, security, and maintainability
• Build reusable components and services for integration-heavy environments
• Troubleshoot production issues, perform root cause analysis, and implement fixes
• Participate in code reviews, architecture discussions, and technical design sessions
• Contribute to testing, deployment, and operational readiness activities
• Create and maintain technical documentation for APIs, integrations, and workflows
• Mentor junior team members and support engineering best practices Required Skills and Qualifications:
• 8+ years of software development experience with strong backend engineering expertise
• Strong hands-on experience with C# and .NET Core
• Proven experience in REST API development
• Experience integrating enterprise systems, including iLEVEL and internal workflow tools
• Strong understanding of event-driven architecture
• Hands-on experience with AWS, specifically:
• Lambda
• S3
• SQS
• RDS
• Strong knowledge of application integration patterns and service-oriented design
• Experience with relational databases and backend data processing
• Familiarity with secure coding standards and API security best practices
• Experience with source control systems such as Git
• Knowledge of unit testing, integration testing, and debugging practices
• Experience working in Agile/Scrum development environments
• Strong communication, collaboration, and problem-solving skills Preferred Qualifications:
• Experience in financial services, investment systems, or workflow-driven enterprise platforms
• Familiarity with message-based processing and asynchronous workflows
• Experience with cloud monitoring and logging tools in AWS environments
• Exposure to CI/CD pipelines and DevOps practices
• Understanding of domain-driven design, microservices, or distributed system concepts
• Experience documenting and managing system integrations in complex enterprise ecosystems Key Competencies:
• Backend engineering and API development
• Enterprise application integration
• Event-driven system design
• Cloud-native development on AWS
• Reliability, scalability, and performance optimization
• Strong ownership and delivery focus
• Cross-functional collaboration and technical leadership Sample Tech Stack:
• Backend: C#, .NET Core
• Integration: REST APIs, iLEVEL, Internal Workflow Tools
• Architecture: Event-Driven Architecture
• Cloud: AWS Lambda, S3, SQS, RDS Education:
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field preferred

About NTT DATA NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com, @nttdatafed.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact\-us. NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact\-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.