Benefits:
Competitive salary
Opportunity for advancement
Training & development
Role: C#/.NET Developer
Location: New York, NY (Hybrid)
Let’s create our future together at The AES Group!
About The AES Group
The AES Group is a premier technology staffing and services company that has been bringing businesses and talent together for over 20 years to deliver innovative technology solutions that create meaningful impact. AES helps enterprises, including Fortune 500 organizations, engage users, empower employees, and transform operations through cloud, data, AI, and emerging technologies.
What you’ll get
Hybrid schedule in New York, NY
Work on high-scale, high-traffic server-side systems supporting multiple application types
Collaborate with global engineering teams on performance, reliability, and distributed architecture
Solve complex problems at scale in an environment where engineering quality and best practices matter
About the Role
We are seeking a C#/.NET Developer who treats software development as a craft—an engineer who enjoys building reliable systems, improving performance, and delivering scalable server-side capabilities. In this role, you’ll help create and enhance high-volume backend features, design robust web services/APIs, and contribute to distributed server systems that support console applications, browser applications, and external service integrations.
Key Responsibilities
Build and enhance high-volume, highly scalable server-side features using C#, .NET, Windows Server, IIS, and SQL Server (MSSQL)
Design and develop web services/APIs supporting console apps, browser apps, and external service integrations
Contribute to highly reliable distributed server systems, including fault tolerance and resiliency improvements
Drive web performance optimization through profiling, tuning, and reducing latency under load
Apply best practices for scalability, security, and performance across service and API layers
Collaborate with engineering stakeholders and partner with global technology teams
Participate in Agile ceremonies and work in an iterative, delivery-focused environment
Maintain clean, maintainable code using strong OO design principles and proven design patterns
Use source control (preferably Perforce) with discipline around branching, merging, and review workflows
Required Qualifications
6+ years building scalable distributed systems in production environments
Strong expertise in C#/.NET (C++ is a plus depending on project alignment)
Strong computer science fundamentals, including object-oriented design patterns and concepts
Proven experience with API design and development (REST and service-oriented patterns)
Strong understanding of web service scalability, performance, and security practices
Solid database development experience with Microsoft SQL Server (MSSQL)
Hands-on experience with source control, ideally Perforce
Working knowledge of Agile software development processes
Nice to Have (Preferred)
Experience building services supporting multiple application types (console/mobile/web/external services)
Experience tuning IIS/.NET applications for performance and throughput
Background in large-scale consumer platforms, gaming, media, or high-traffic digital products
Ready to make an impact? Apply now and join us on our journey!
Flexible work from home options available.