.Net Developer (WPF), Device Integration, SDK - Neenah, Wisconsin

Key SKills
5 to 8 years of experience, with strong expertise in WPF and UI development
Core .NET and C# proficiency
Experience with serial communication
Strong knowledge of multithreading and asynchronous programming
Hands-on experience interfacing with hardware devices via APIs or SDK integrations

Role Overview
We are seeking a skilled Senior .NET / WPF Developer for a contract role to support the development and enhancement of a laboratory information management and instrument integration system. This role involves building a desktop application with complex instrument integrations, device communication, data processing workflows, and reporting capabilities.
The ideal candidate will bring strong expertise in WPF-based UI development, backend application logic, hardware/device integration, and real-time data handling in laboratory or instrument-driven environments.

Key Responsibilities
Design and develop a WPF-based desktop application using a modular and scalable architecture
Build and enhance workflows supporting laboratory data capture, calibration, measurement, review, and reporting
Implement device integration frameworks for multiple laboratory instruments and peripheral devices
Develop device management and configuration modules, including health checks, status monitoring, thresholds, and communication settings
Handle serial communication and device connectivity using COM protocols, device APIs, and SDKs
Implement multithreading and asynchronous programming patterns for real-time instrument interaction and responsive UI behavior
Develop data access, offline data handling, synchronization, and upload capabilities
Enable data export, reporting, and printing functionalities
Collaborate with engineering, product, and QA teams on architecture, testing strategy, and deployment planning
Perform end-to-end validation, integration testing, and issue resolution across device and application workflows

Required Skills & Experience
5 8 years of experience in software development
Strong proficiency in WPF and desktop UI development
Solid experience with C# and .NET Core / .NET Framework
Hands-on experience with serial communication and COM port-based integrations
Strong understanding of multithreading and asynchronous programming using Task and async/await
Experience integrating hardware devices through APIs, SDKs, or communication protocols
Knowledge of database access technologies such as
Experience with modular application architecture and desktop application design
Strong problem-solving and debADO.NET or ORMsugging skills in device-connected environments

Preferred Skills
Experience working with laboratory systems, scientific instruments, or embedded device integrations
Familiarity with LIMS workflows, sample/result handling, or regulated lab environments
Knowledge of NI libraries or equivalent integration frameworks
Experience with installer creation and deployment packaging
Exposure to offline-first applications and sync mechanisms

Work Model
Onsite role at PACE Centre, Neenah
Close collaboration with engineering, product, and quality teams
Agile, sprint-based delivery model

Scope Highlights
Multi-device and instrument integration
Calibration workflows and scientific data processing
Real-time data acquisition and validation
Reporting, export, and enterprise system integration
End-to-end system validation and deployment support

Immediate or early onboarding preferred