Senior .NET Backend Engineer - Industrial Protocols Remote

Sii Sp. z o.o.; Katowice; Remote; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Great Place to Work

Private healthcare

Remote work

Job summary

Sii Sp. z o.o. in Katowice is seeking a Senior .NET Developer to join our in-house team and deliver long-term C#/.NET backend solutions for industrial systems, collaborating with colleagues and CI/CD practices from a remote Poland base.

The ideal candidate has 5+ years in C#/.NET, is fluent with OPC UA, Modbus and IO-Link, and uses Azure DevOps and Git, SQL databases and agile methods to build robust, scalable applications.

Qualifications

• Minimum 5 years of experience in C#/.NET backend development.
• Familiarity with industrial protocols OPC UA, Modbus and IO-Link.
• Strong expertise in Azure DevOps and Git.
• Proficient in relational databases and SQL.
• Experience working in agile methodologies.
• Excellent communication and teamwork skills.
• Advanced level of English.

Responsibilities

• Developing C#/.NET backend solutions for industrial systems
• Supporting system integration, including industrial protocols
• Maintaining and enhancing existing applications
• Collaborating within an agile team using Azure DevOps and Git
• Implementing CI/CD practices to optimize development workflows
• Ensuring high code quality and performance standards
• Participating in code reviews and team meetings to foster knowledge sharing

Skills

C#/.NET

Azure DevOps

Git

SQL

Agile methodologies

English

Tools

OPC UA

Modbus

IO-Link

Job description

Sii Sp. z o.o. in Katowice is seeking a Senior .NET Developer to join our in-house team and deliver long-term C#/.NET backend solutions for industrial systems, collaborating with colleagues and CI/CD practices from a remote Poland base.

The ideal candidate has 5+ years in C#/.NET, is fluent with OPC UA, Modbus and IO-Link, and uses Azure DevOps and Git, SQL databases and agile methods to build robust, scalable applications.