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Description

Mid to Senior Remote .NET Developer with skills in Aveva (formerly Wonderware), software development kit (SDK), C# and will be tasked with coming on as a "Sunset" .Net Developer Contract type employee to help our client phase out, maintain, and support an outgoing software platform while FTE staff architects a new platform for company use. This position does have the opportunity to convert over permanently given the fit and skill set to support the new sof

Design, develop, and maintain robust backend services and APIs using C# and .NET Core / .NET 6+

Write clean, maintainable, and well-tested code following SOLID principles and best practices

Develop and optimize complex SQL queries, stored procedures, and database schemas (SQL Server)

Integrate and extend functionality using the AVEVA (formerly Wonderware) Software Development Kit (SDK), InTouch, System Platform, Historian, or OMI

Work with industrial protocols (OPC UA, OPC DA, SuiteLink, etc.) when interfacing with AVEVA products

Collaborate with SCADA engineers, automation teams, and frontend developers to deliver end-to-end solutions

Participate in code reviews, architectural discussions, and agile ceremonies

Troubleshoot, debug, and upgrade existing systems

Contribute to CI/CD pipelines and DevOps practices

Requirements

Required Skills & Experience:

5+ years of professional software development experience with C# and the .NET ecosystem

Strong proficiency in .NET Core / .NET 5+ (ASP.NET Core Web API, Entity Framework Core, etc.)

Advanced SQL Server skills (T-SQL, performance tuning, indexing strategies)

Hands-on experience with AVEVA (Wonderware) SDKs – especially ArchestrA, InTouch, Application Server, Historian Client, or OMI SDK

Solid understanding of object-oriented programming, design patterns, and clean architecture

Experience with version control (Git) and modern development workflows

Familiarity with RESTful API design and microservices architecture

Nice-to-Have Skills

Experience in industrial automation, SCADA, HMI, or manufacturing environments

Knowledge of AVEVA System Platform, AVEVA Edge, or AVEVA Plant SCADA

Front-end skills (Blazor, Angular, React, or JavaScript/TypeScript)

Containerization (Docker, Kubernetes)

Cloud platforms (Azure or AWS)

Unit/integration testing frameworks (xUnit, NUnit, Moq, etc.)

Message queuing (RabbitMQ, Azure Service Bus, Kafka)

Qualifications

Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience

Excellent problem-solving and communication skills

Ability to work independently and in a collaborative team environment

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