{"id":3069136,"url":"https://alion.io/job/veeam-software-senior-c-developer-for-ms365-3","title":"Senior C# Developer for MS365","company":{"id":2260,"name":"Veeam Software","domain":"veeam.com","url":"https://alion.io/company/veeam-software","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":83,"open_postings":31,"ghost_share":0,"stale_share":0.677,"repost_share":0.032,"time_to_fill_p50_days":48,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":100000,"max_usd":167000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":348},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"Active Directory","optional":true},{"name":"Azure","optional":true},{"name":"Azure DevOps","optional":true},{"name":"C++","optional":true},{"name":"Git","optional":true},{"name":"Jenkins","optional":true},{"name":"PostgreSQL","optional":true},{"name":"PowerShell","optional":true},{"name":"Rest API","optional":true},{"name":"SharePoint","optional":true},{"name":"TeamCity","optional":true}],"status":"closed","first_seen_at":"2026-10-22T08:27:10Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-23T18:38:15Z","board_verified":false,"closed_at":"2026-10-23T18:38:15Z","days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"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.\nWe are looking for a Senior C# Developer for Veeam Backup for Office 365.\nYour tasks will include:\nSupervise the team’s day-to-day operations\nAnalyze and establish business requirements in collaboration with the product management team\nDevelop new product features, currently focusing on backend\nEstimate the efforts required for feature implementation, including costs and capacity\nDevelop your hard and soft skills together with the team\nMake technical decisions\nLead and involve others into code reviews\nEnsure work atmosphere inside of the team, team members learning and motivation\nCommunicate with the project’s stakeholders\nEstablish and review communication and processes inside of the team: prepare and perform regular meetings, planning, daily, retro\nTechnologies we work with:\nLatest C# (and a bit of C++, C++CLI), REST, PowerShell\n.NET 10\nVisual Studio, Rider\nAzure DevOps, Git, Jenkins, TeamCity\nAzure, Office 365, Amazon, Google\nExchange, SharePoint, Active Directory, PostgreSQL\nWhat we expect from you:\n5+ years of software development in commercial projects\nStrong knowledge of C#, .Net, Win API, data structures, and algorithms\nStrong organizational and leadership skills, self-control and responsibility\nResult-oriented, proactive approach\nStrong problem-solving skills\nTechnical mindset with great attention to details\nGood communication skills\nEnglish proficiency level sufficient to communicate with international teams\nWhat You’ll Get:\n26 paid days off annually, plus 4 extra global VeeaMe Days for self-care and 24 paid volunteer hours annually through Veeam Cares\nPaid parental, maternity, and paternity leave\nFully covered family medical plan, dental, rehab, and vaccinations\nLife, critical illness, and disability insurance\nEmployer pension contribution via PPK\nMonthly Edenred allowance of 450 PLN for meals\nMultiSport card fully covered by Veeam, giving access to sports facilities nationwide\nUp to 12 free therapy sessions annually, plus legal and financial advice\nOpportunities to learn and grow through on-demand libraries (LinkedIn Learning, O’Reilly), mentoring, workshops and learning events like our annual Global Day of Learning\nVeeam 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.\nPersonal 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. \nBy 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.","description_format":"text","description_chars":3769,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Backup & Disaster Recovery"],"lifecycle":[{"event":"open","at":"2026-10-22T08:54:38Z"},{"event":"close","at":"2026-10-23T18:38:15Z"}],"visa":[],"liveness":null,"pay":null,"html_url":"https://alion.io/job/veeam-software-senior-c-developer-for-ms365-3","json_url":"https://alion.io/job/veeam-software-senior-c-developer-for-ms365-3.json","meta":{"generated_at":"2026-10-23T22:22:49Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":5074,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2260},"rest":"https://alion.io/mcp/rest/get_company?id=2260"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fveeam-software-senior-c-developer-for-ms365-3"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fveeam-software-senior-c-developer-for-ms365-3"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fveeam-software-senior-c-developer-for-ms365-3"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/veeam-software-senior-c-developer-for-ms365-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fveeam-software-senior-c-developer-for-ms365-3"}]}