Senior C# Developer for MS365

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.

We are looking for a Senior C# Developer for Veeam Backup for Office 365 .

Your tasks will include:

Supervise the team’s day-to-day operations

Analyze and establish business requirements in collaboration with the product management team

Develop new product features, currently focusing on backend

Estimate the efforts required for feature implementation, including costs and capacity

Develop your hard and soft skills together with the team

Make technical decisions

Lead and involve others into code reviews

Ensure work atmosphere inside of the team, team members learning and motivation

Communicate with the project’s stakeholders

Establish and review communication and processes inside of the team: prepare and perform regular meetings, planning, daily, retro

Technologies we work with:

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

.NET 10

Visual Studio, Rider

Azure DevOps, Git, Jenkins, TeamCity

Azure, Office 365, Amazon, Google

Exchange, SharePoint, Active Directory, PostgreSQL

What we expect from you:

5+ years of software development in commercial projects

Strong knowledge of C#, .Net, Win API, data structures, and algorithms

Strong organizational and leadership skills, self-control and responsibility

Result-oriented, proactive approach

Strong problem-solving skills

Technical mindset with great attention to details

Good communication skills

English proficiency level sufficient to communicate with international teams

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

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.