{"id":2113293,"url":"https://alion.io/job/link-group-c-net-developer-2","title":"C# / .NET Developer","company":{"id":3913591,"name":"Link Group","domain":"linkgroup.pl","url":"https://alion.io/company/link-group-2","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","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":{"min":37000,"max":43000,"currency":"PLN","period":"month","gross":null,"usd_annual":132012},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AWS","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Kubernetes","optional":true},{"name":"Python","optional":true},{"name":"Snowflake","optional":true}],"status":"live","first_seen_at":"2026-09-21T09:52:36Z","employer_posted_date":null,"last_verified_at":"2026-09-21T09:52:36Z","board_verified":false,"closed_at":null,"days_open":21,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":21},"description":"We are seeking an experienced Software Engineer with strong expertise in C# and .NET to join our technology team. In this role, you will design and enhance data-intensive applications. You will work in close partnership with engineers, data engineers, and DevOps specialists to deliver solutions that are robust, scalable, and high-performing.\n\nThis position requires someone who enjoys solving complex technical challenges, takes ownership of their work from concept to release, and thrives in a collaborative environment where knowledge sharing and continuous improvement are key values.\nZakres obowiązków\nDevelop, optimize, and support C#/.NET applications designed for large-scale data processing and financial analytics.\nPartner with multidisciplinary teams to deliver complete solutions aligned with business requirements.\nEnsure systems meet demanding standards for performance, reliability, and scalability.\nPromote modern engineering practices, such as peer code reviews, automated testing, and CI/CD pipelines.\nTroubleshoot and resolve complex technical issues to maintain platform stability.\nTranslate technical work into clear updates and documentation for both business and technical audiences.\nContribute to a culture of learning, innovation, and shared expertise within the team.\nWymagania\n\nMinimum 5 years of professional experience in software development, with strong hands-on knowledge of C# and the .NET Core, multi-threaded programming, and object-oriented design.\n\nExperience with AWS\n\nProven ability to deliver end-to-end solutions independently in distributed or remote team setups.\n\nSolid background in designing high-performance, scalable applications using established design patterns.\n\nExperience working with systems that handle large volumes of data with efficiency and reliability.\n\nStrong track record of delivering production-ready, high-quality code supported by automated testing.\n\nDegree in Computer Science, Engineering, Mathematics, or related technical discipline.\n\nExcellent problem-solving, multitasking, and communication skills.\n\nNice to Have\n\nFamiliarity with container technologies (Kubernetes), and cloud-native solutions.\n\nAbility to integrate .NET services with Python libraries and APIs.\n\nKnowledge of data warehousing principles and column-oriented databases (e.g., Snowflake).\n\nTech stack\nC#\n.NET CORE\nAWS\nProblem-solving\nCommunication skills\nKubernetes\ncloud-native solutions\n.NET\nPython libraries\nAPI\nSnowflake","description_format":"text","description_chars":2463,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-08T22:25:03Z"}],"visa":[],"liveness":{"score":51,"band":"ok","label":"Likely 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