{"id":1587092,"url":"https://alion.io/job/itds-poland-senior-backend-developer-java-net-cloud-native-solutions","title":"Senior Backend Developer - Java/.NET Cloud-Native Solutions","company":{"id":879,"name":"ITDS Poland","domain":"itds.pl","url":"https://alion.io/company/itds","size_band":"201-500","is_staffing_agency":false,"employer_type":"staffing","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":21000,"max":23730,"currency":"PLN","period":"month","gross":null,"usd_annual":73572},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Agile","optional":false},{"name":"Apache Kafka","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"OpenShift","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"C#","optional":true}],"status":"live","first_seen_at":"2026-10-01T14:20:14Z","employer_posted_date":null,"last_verified_at":"2026-10-01T14:20:14Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Empower scalable innovation - build robust, cloud-native backend solutions that transform user experiences!\nWarsaw-based opportunity with hybrid work model.\nAs a Senior Backend Developer, you will be working for our client, a leading technology-driven organization dedicated to delivering cutting-edge portal solutions. Join a team focused on designing and maintaining high-performance backend services that empower seamless user interactions and drive digital transformation in the financial sector. This is your chance to accelerate your career while shaping innovative solutions on a global scale.\nYour main responsibilities:\nDevelop and maintain backend services and RESTful APIs using Java or .NET to ensure reliable portal functionality.\nDesign data models and integrate with relational or NoSQL databases to support portal features.\nCollaborate closely with front-end teams to define API contracts and ensure smooth integration.\nBuild, deploy, and optimize containerized applications within Docker/Kubernetes/OpenShift environments.\nImplement secure coding practices, conduct unit/integration testing, and integrate with CI/CD pipelines.\nTroubleshoot and resolve production issues, participating in on-call and support rotations.\nContribute to Agile ceremonies, sprint planning, and technical design discussions to foster continuous improvement.\nOptimize system performance, scalability, and reliability to meet evolving user needs.\nYou're ideal for this role if you have:\n5+ years of experience in backend software development with strong expertise in Java or .NET (Spring Boot / .NET Core preferred).\nProven experience building and consuming REST APIs.\nHands-on experience with container technologies and orchestration tools-Docker, Kubernetes, or OpenShift.\nWorking knowledge of relational databases, data modeling, and query optimization.\nFamiliarity with CI/CD pipelines and automated testing practices.\nIt is a strong plus if you have:\nExperience with messaging or event-driven architectures using Kafka, MQ, etc.\nDomain experience in financial services, fund administration, or transfer agency.\nExposure to cloud-native development practices.\nLanguage required for the role:\nFluent English.\nEligibility for the role:\nOnly candidates with an existing legal right to work in the European Union will be considered.\nInterested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.","description_format":"text","description_chars":2491,"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":["Hybrid work"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-10-01T15:14:27Z"}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":47,"reasons":["seen:0","win:early"],"computed_at":"2026-10-01T19:49:54Z"},"pay":{"stated_usd_annual":73572,"is_top_pay":false},"html_url":"https://alion.io/job/itds-poland-senior-backend-developer-java-net-cloud-native-solutions","json_url":"https://alion.io/job/itds-poland-senior-backend-developer-java-net-cloud-native-solutions.json","meta":{"generated_at":"2026-10-01T19:49:54Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":2434,"day_limit":5000,"remaining_today":2566,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}