Capgemini · 8 hours ago
.Net Developer
New York, United States
Full-time
Onsite
Senior Level, Lead/Staff
$100K/yr - $117K/yr
8+ years expCapgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world. They are seeking an experienced Senior .NET Developer to design, develop, and deliver scalable enterprise applications while mentoring junior developers and driving technical excellence.
ConsultingInformation TechnologyInsurTechIT ManagementSoftware
Responsibilities
Design develop and maintain complex applications using .NET Core, ASP.NET Core, C# and related technologies
Lead end-to-end technical delivery including architecture coding standards and performance optimization
Develop and consume RESTful APIs and microservices
Collaborate with product managers architects and cross functional teams to translate business requirements into technical solutions
Conduct peer code reviews and ensure adherence to best practices and coding guidelines
Troubleshoot complex technical issues in development testing and production environments
Optimize system performance scalability and reliability
Work extensively with databases SQL Server stored procedures indexing and query optimization
Guide and mentor junior developers providing technical leadership and knowledge sharing
Participate in DevOps processes CICD pipelines and cloud deployments
Qualification
Required
Bachelors or Masters degree in Computer Science Engineering or related field
8-10 years of strong experience in C#, .NET Framework, .NET Core, ASP.NET, MVC, ASP.NET Core
Strong understanding of Object-Oriented Programming (OOP) and design patterns (e.g., Repository, Singleton, Factory, Dependency Injection)
Hands-on experience with Entity Framework (EF Core) and ADO.NET
Expertise in REST APIs, Microservices architecture, and distributed systems
Strong knowledge of SQL Server including performance tuning and DB optimization
Experience with frontend technologies (Angular, React, jQuery or equivalent is an advantage)
Familiarity with Azure or AWS cloud services (App Services, Functions, SQL, Containers)
Experience with DevOps tools (Git, CI/CD pipelines, and automated build systems)
Proficient in writing unit tests using xUnit, NUnit, MSTest
Preferred
Experience with Docker, Kubernetes, and container orchestration
Knowledge of Azure DevOps pipelines, boards, and release management
Exposure to message brokers like RabbitMQ, Kafka, or Azure Service Bus
Experience working in Agile/Scrum environments
Strong understanding of security best practices (authentication and authorization, JWT, OAuth)
Benefits
Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave
Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
Life and disability insurance
Employee assistance programs
Other benefits as provided by local policy and eligibility
Company
Capgemini
Capgemini is a software company that provides consulting, technology, and digital transformation services.
10001+ employees
H1B Sponsorship
Capgemini has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2856)
2024 (3012)
2023 (3424)
2022 (4392)
2021 (3311)
2020 (5871)
Funding
Current Stage
Public CompanyTotal Funding
$4.72B2025-09-18Post Ipo Debt· $4.72B
1999-04-01IPO
Leadership Team
Aiman Ezzat
CEO, Capgemini Group
Anirban Bose
CEO of Americas SBU | Member of the Group Executive Board
Recent News
2026-02-06
Company data provided by crunchbase