← WorkMundi · 1M+ jobs from around the world, liveSign inCreate free account

Middle C# Developer for MS365

veeamsoftware · Warsaw, Poland

📅 20/08/2026
🔔 Alert me about jobs like this
No password, no sign-up. Just the email — and you can leave the list anytime.
🔓 Apply — free →
Opens this job on WorkMundi. The account is free and takes under a minute.

See the other 14,038 jobs in Poland →

🎁 Before you apply, rehearse this interview. Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card. I want my training →
Veeam is the Data and AI Trust Company, specializing in helping organizations ensure their data and AI are fully understood, secured, and resilient to enable the acceleration of safe AI at scale. As the market leader in both data resilience and data security posture management, Veeam is built for the convergence of identity, data, security, and AI risk. Headquartered in Seattle with offices in more than 30 countries, Veeam protects over 550,000 customers worldwide, who trust Veeam to keep their businesses running. Join us as we go fearlessly forward together, growing, learning, and making a real impact for some of the world’s biggest brands. 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-TK1 #Hybrid Veeam Software is an equal opportunity employer and does not tolerate discrimination in any form on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state or local law. All your information will be kept confidential. Personal data collected during the recruitment process will be processed in accordance with our Recruiting Privacy Notice , which explains how your information is collected, used, and handled in connection with hiring activities. By applying for this position, you consent to this processing. By submitting your application, you confirm that the information provided, including any supporting documents, is complete and accurate to the best of your knowledge. Any misrepresentation, omission, or falsification may result in disqualification from consideration or, if discovered after employment begins, termination of employment.
Read the rest of the job →
For people searching Developer

24,795 developer jobs are open right now

Here's where they are and how to stand out in your next interview.

24.795Jobs
9.577IN
74%EN

That number includes positions in India (9,577), Poland (3,429), the United States (1,753), Singapore (787), and Brazil (779). If you're looking to move or work remotely, check which countries match your goals — then filter WorkMundi by location to see what's actually hiring near you.

Most developer ads you'll see are written in English: 18,397 of the 24,795. That doesn't tell you whether the job itself requires you to speak English or work in English daily, so read each posting carefully. Don't assume the language of the ad matches the language of the team.

The employers posting the most developer roles are Link Group (369 jobs), Upvanta (257), jobgether (226), and OfferZen (212). If you're applying to any of these, research their hiring patterns. They move fast and post often, which means they're either scaling hard or replacing people who didn't fit.

In your interview, expect this: 'Walk me through the last time you had to debug something that took you more than an hour. What was it, what did you try first, and what would you do differently?' Hiring managers ask this to see if you think systematically or just try random fixes. Have a real example ready with specifics.

👁 34 have read this
0 comments
Want to comment?

Leave your e-mail to comment, react and follow the posts for your role. It is free.

Similar jobs

Job on WorkMundi — the world's largest job board. See more jobs from every continent, updated live.

📢
🎁

Before you apply, rehearse this interview.

Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card.

I want my training →