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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on industrial systems with a backend based on C#/.NET. Key technologies include Azure DevOps, Git, and industrial protocols such as OPC UA, Modbus, IO-Link. Main responsibilities cover backend development and maintenance, system integration, and CI/CD implementation. Database knowledge and agile methodology are required. Tasks involve code reviews and teamwork.
from: 22 July 2026
to: 21 August 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:senior
working mode:remote • hybrid • full office
Białystok, Centrum
Requirements
Expected technologies
.NET
C#
Git
AzureDevOps
Agile Methodology
Modbus
IO-Link
OPC UA
Database Administration
SQL
Our requirements
- Minimum 5 years of experience in C#/.NET backend development
- Familiarity with industrial protocols such as 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
Your 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
About the project
We are looking for a skilled Senior .NET Developer to join our agile in-house development team. You will be responsible for delivering long-term C#/.NET backend solutions for industrial systems, focusing on collaboration, CI/CD practices, and integration with communication protocols. This is a remote position based in Poland, where you will work closely with your team to create impactful solutions. If you are passionate about developing robust applications and enhancing system integration, this opportunity may be the right fit for you.
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
Senior .NET Developer with Industrial Communication Protocols (f/m/x)
I apply to:
Sii Sp. z o.o.
Białystok, Centrum
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