{"id":3340857,"url":"https://alion.io/job/n-ix-senior-net-backend-engineer","title":"Senior .Net Backend Engineer","company":{"id":13248,"name":"N-iX","domain":"n-ix.com","url":"https://alion.io/company/n-ix","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":84,"open_postings":11,"ghost_share":0,"stale_share":0.636,"repost_share":0,"time_to_fill_p50_days":37,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ukraine"],"countries":["UA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"Kubernetes","optional":false},{"name":"MS SQL","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"SQL","optional":false},{"name":"ArgoCD","optional":true},{"name":"Azure AKS","optional":true},{"name":"C#","optional":true},{"name":"Dapr","optional":true},{"name":"Erlang","optional":true},{"name":"Go","optional":true},{"name":"Microsoft Orleans","optional":true},{"name":"OpenTelemetry","optional":true},{"name":"Redis","optional":true},{"name":"Service Mesh","optional":true}],"status":"live","first_seen_at":"2026-10-27T13:46:11Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-31T14:06:20Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"N-iX is looking for a talentedSenior .Net Engineer to join our team! \nOur client is one of Europe's fastest-growing mobile companies with 6 million active customers, 1,000 employees worldwide, and operations in five countries. The client is using the mobile virtual network operator business model. We are looking for a Senior .NET Engineer who combines strong technical expertise with a product mindset, proactive problem-solving, and end-to-end ownership of delivery.\nResponsibilities:\nTake end-to-end ownership of features and services, from requirements clarification and technical design through implementation, testing, deployment, and production support.\nDeliver reliable, scalable, and maintainable back-end solutions using modern .NET technologies and engineering best practices\nUnderstand business requirements, product objectives, and customer impact to make pragmatic technical decisions and deliver business value\nCollaborate closely with Product Owners, Business Analysts, QA Engineers, DevOps, Support Engineers, Architects, Infrastructure and DB Engineers, and other teams to ensure successful delivery\nProactively identify and address technical risks, dependencies, blockers, and potential delivery challenges\nContribute to system design, architectural decisions, technical improvements, and ongoing platform modernisation\nTake ownership of production issues, troubleshooting, root-cause analysis, and improvements to system reliability and performance\nEnsure high engineering quality through code reviews, automated testing, observability, and continuous improvement\nConfidently communicate in a multinational environment, communication is in English.\nDesign, build, and maintain performant, efficient, reusable, and reliable code\nTranslate business logic into code and automate business processes\nSupport and mentor other engineers, share knowledge, and promote engineering best practices\nRequirements:\n6+ years of commercial .NET development in Microservice environment\nStrong knowledge of modern .NET (8/9 or later)\nWeb API, ASP.NET Core, Microservices\nStrong experience with SQL, MS SQL Server, Entity Framework, and database performance optimisation\nGood understanding of Docker, Kubernetes, and containerised application environments\nSolid understanding of software architecture, microservices, design patterns, SOLID principles, and clean code practices\nHands-on experience with Microsoft Azure Cloud\nExperience with Messaging or Evening (ServiceBus, RabbitMQ, EventHub, Kafka,. Etc.)\nExperience designing and integrating REST APIs, SOAP and third-party services.\nHands-on experience with serverless architectures and cloud functions (Azure Functions, AWS Lambda)\nExperience with automated testing, CI/CD practices, and production troubleshooting\nStrong problem-solving skills, proactive communication, and the ability to identify risks and propose solutions\nBeing result-oriented, ability to get things done\nExcellent verbal and written English communication skills, with the ability to confidently lead technical discussions, articulate complex topics, challenge decisions constructively, and communicate effectively with both technical and non-technical stakeholders\nWould be a plus:\nProduction experience with durable-execution, stateful distributed-systems platform (Microsoft Orleans, Temporal, Azure Durable Task Framework, Akka, Dapr Actors, Cadence, Netflix Conductor, Erlang/OTP)\nDay-to-day responsibilities involves dealing with long-running workflows, stateful coordination, distributed execution, failure recovery, retries, idempotency in production\nSerious experience in Event Driven Architecture\nExperience with microservice practices, i.e. Service mesh, Blue/Green deployments, ArgoCD, etc.\nExperience with Stored procedures in MS SQL\nExperience with .Net Native AOT\nExperience with Monitoring (Azure Application Insights, Open Telemetry, etc.)\nAzure LogicApps, API Apps, AKS, Redis\nExperience integrating with Microsoft Dynamics CRM or similar enterprise systems\nExperience working with high-availability, business-critical, or transaction-processing systems\nWe offer*:\nFlexible working format - remote, office-based or flexible\nA competitive salary and good compensation package\nPersonalized career growth\nProfessional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)\nActive tech communities with regular knowledge sharing\nEducation reimbursement\nMemorable anniversary presents\nCorporate events and team buildings\nOther location-specific benefits\n*not applicable for freelancers","description_format":"text","description_chars":4570,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":["Flexible schedule","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams","Custom Software Development","AI Consulting & Integration"],"lifecycle":[{"event":"open","at":"2026-10-27T15:26:05Z"}],"visa":[],"liveness":{"score":70,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.695,"p_room":1,"age_days":3,"expected_fill_days":37,"reasons":["conf:3","stale_co","urgency","velocity","win:early","comp:brand"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/n-ix-senior-net-backend-engineer","json_url":"https://alion.io/job/n-ix-senior-net-backend-engineer.json","meta":{"generated_at":"2026-10-31T15:24:25Z","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":24049,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":13248},"rest":"https://alion.io/mcp/rest/get_company?id=13248"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fn-ix-senior-net-backend-engineer"},{"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%2Fn-ix-senior-net-backend-engineer"},{"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%2Fn-ix-senior-net-backend-engineer"},{"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/n-ix-senior-net-backend-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fn-ix-senior-net-backend-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3340857}},{"tool":"search_jobs","arguments":{"company":"n-ix.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3340857},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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