Senior Software Engineer II Core Device Communication Software (.NET)
First seen by Alion on Oct 27, 2026.
As a Senior Software Engineer II at our client , you will develop a shared software library that powers hearing
aid communication and configuration across desktop, mobile, and web applications where correctness,
performance, and maintainable design are critical.
Key Responsibilities
• Collaborate closely with US‐based engineers and cross‐functional product development partners
• Own the architecture, design, and implementation of new features in a cross-platform C#/.NET
library that powers hearing aid communication and configuration
• Drive long-term evolution of the library's API surface, compatibility, and performance
• Write clear, maintainable code with comprehensive test coverage
• Develop performance-sensitive algorithms where correctness and efficiency are critical
Required Qualifications
• Excellent verbal and written English communication skills, with the ability to clearly express and
understand complex technical concepts in a US‐based engineering environment
• Minimum 10 years of professional experience on software engineering teams developing shared,
production-grade .NET class libraries or SDKs in C#
• Proven ability to drive architectural decisions by leading teams in evaluating complex technical
tradeoffs
• Proven people leadership experience, including interviewing, mentoring, and developing
engineers toward greater ownership and impact
• Experience working with globally distributed engineering teams
• Deep expertise in C# and modern .NET
Preferred Experience
• Bluetooth Low Energy (BLE) client development on Windows and Linux, including building libraries
that manage device connection and control over BLE using USB‐attached radios and hardware APIs
• Embedded BLE firmware development for central and peripheral devices, including connection
management, GATT implementation, and protocol-level communication
• Performance‐sensitive systems in resource‐constrained environments
This opportunity is with one of our product based client.