C# .NET Developer – Industrial Systems

GROUPE LR TECHNOLOGIES

. Analyze business needs and functional and technical specifications .

Posted 9/24/2026full-timeAix-en-Provence • FranceMid-LevelSenior💰 €45,000 - €55,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C#/.NET development, software design and architecture principles, and the full software development lifecycle. Proficient in debugging, defect resolution, and collaborating in complex technical environments.

Highest-signal resume keywords

C#/.NET DevelopmentSoftware Design and ArchitectureObject-Oriented ProgrammingREST API DevelopmentVersion Control (Git)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#.NETSQLSoftware Development LifecycleUnit TestingIntegration TestingDefect ResolutionContinuous IntegrationAPI/Service ArchitecturesFront-End Technology

Soft Skills

Collaborative TeamworkProblem Solving

Tools & Technologies

Git.NET Core/.NET 6+Relational DatabaseContinuous Deployment Tools

Certifications & Qualifications

Master’s Degree in Computer Science

Industry Keywords

Industrial EnvironmentService-Oriented ArchitecturesPerformance ConsiderationsCybersecurity Considerations

Tech Stack

Tools & technologies

LinuxSQL.NET

About the role

Key responsibilities & impact

Analyze business needs and functional and technical specifications
Design and develop software applications and components in C#/.NET
Contribute to the design and evolution of the software architecture
Develop new features and enhance existing solutions
Participate in integrating software with industrial systems and equipment
Perform unit, integration, and validation testing
Identify, analyze, and resolve defects
Participate in debugging and fine-tuning activities
Contribute to improving code performance, robustness, and maintainability
Participate in code reviews and apply software development best practices
Write and maintain the associated technical documentation
Collaborate with software, systems, business, and other project teams
Contribute to the full software development lifecycle, from requirements analysis through integration and validation

Requirements

What you’ll need

Master’s degree (Bac+5) in computer science, software development, or a related field
Significant experience in C#/.NET development, ideally gained in an industrial or technically complex environment
Proficiency in C# and the .NET environment
Strong knowledge of object-oriented programming
Strong knowledge of software design and architecture principles
Proficiency in development, debugging, and defect resolution
Proficiency with version control tools, particularly Git
Strong knowledge of software development and testing practices
Experience with .NET Core/.NET 6+, API/service architectures, databases, or Windows/Linux environments is a plus
Comfortable working in complex technical environments and enjoying collaborative teamwork
Experience in an industrial environment
Knowledge of distributed or service-oriented architectures
Experience developing REST APIs
Knowledge of a front-end technology
Proficiency in SQL and a relational database
Experience with continuous integration and deployment tools
Awareness of performance, reliability, and cybersecurity considerations
Knowledge of systems or software that communicate with industrial equipment