Middle C# Developer for MS365

Veeamsoftware · Warsaw, Poland · Engineering

Posted 2026-08-05

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Now we are looking for a Middle C# Developer to join the team that works on Veeam Backup for Office 365.

Your tasks will include:

Developing and supporting one of Veeam's core products: Veeam Backup for Office 365

Communicating with other participants of the product development process

Participating in planning and creating the features for your products

Technologies we work with:

Latest C# (and a bit of C++, C++\CLI), REST, PowerShell

.NET 8

Visual Studio 2022, Rider

Azure DevOps, Git, Jenkins, TeamCity

Azure, Office 365, Amazon, Google

Exchange, SharePoint, Active Directory, SQL, Oracle, PostgreSQL

What we expect from you:

Good knowledge of C# language

Deep understanding of the Windows platform (.NET, Win API), data structures and algorithms

Advanced knowledge of Windows or Linux operating systems

Experience in the development for public clouds Microsoft Azure, Office 365, Microsoft Exchange, SharePoint, Active Directory, SQL Server, Oracle, PostgreSQL, or commercial development of products for the mass market is an advantage

You should also have an open and flexible mind, common sense, clear logic, analytical skills, and the ability to work in a team

Will be an advantage:

Experience in the development for public clouds Microsoft Azure, Office 365

Experience in the development for Microsoft Exchange, SharePoint, Active Directory, SQL Server, Oracle, PostgreSQL

Experience in a commercial development of products for the mass market

What You’ll Get:

26 paid days off annually, plus 4 extra global VeeaMe Days for self-care and 24 paid volunteer hours annually through Veeam Cares

Paid parental, maternity, and paternity leave

Fully covered family medical plan, dental, rehab, and vaccinations

Life, critical illness, and disability insurance

Employer pension contribution via PPK

Monthly Edenred allowance of 450 PLN for meals

MultiSport card fully covered by Veeam, giving access to sports facilities nationwide

Up to 12 free therapy sessions annually, plus legal and financial advice

Opportunities to learn and grow through on-demand libraries (LinkedIn Learning, O’Reilly), mentoring, workshops and learning events like our annual Global Day of Learning

#LI-DS1

#Hybrid

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