{"id":3462817,"url":"https://alion.io/job/itds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2","title":"Senior Java Backend Developer – Cloud and Microservices Expertise","company":{"id":879,"name":"ITDS Poland","domain":"itds.pl","url":"https://alion.io/company/itds","size_band":null,"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":"contractor","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Kraków, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":27720,"max":33600,"currency":"PLN","period":"month","gross":null,"usd_annual":102060},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"API Gateway","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GitHub","optional":false},{"name":"Groovy","optional":false},{"name":"Java","optional":false},{"name":"Jenkins","optional":false},{"name":"Jira","optional":false},{"name":"Kong","optional":false},{"name":"Kubernetes","optional":false},{"name":"Maven","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-10-29T14:15:19Z","employer_posted_date":null,"last_verified_at":"2026-10-29T14:15:19Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"Kick-start innovation in banking technology — develop scalable, secure, and high-performing microservices!\nKrakow-based opportunity with hybrid work model (up to 3 remote days per week).\nAs a Senior Java Backend Developer – Cloud and Microservices Expertise, you will be working for our client, a leading financial institution dedicated to delivering state-of-the-art messaging solutions to enhance customer engagement. Your expertise will drive the design and development of distributed systems, supporting the modernization and standardization of critical messaging platforms. Join us and contribute to shaping the future of banking communication technology.\nYour main responsibilities:\nApplying your technical expertise to develop high-quality applications/systems in line with requirements and standards.\nCollaborating within a multi-disciplinary, Agile product team to design and build distributed microservices using modern technology stacks.\nDefining and maintaining technical quality standards across platforms.\nBuilding strong decision-making and problem-solving skills within your area of expertise.\nProducing efficient, maintainable code that aligns with business needs and technical dependencies.\nConducting thorough unit testing to ensure software performance and reliability.\nChallenging code and design quality to uphold industry standards and project excellence.\nContributing to automation test coverage and quality assurance processes.\nMaintaining effective communication with team members and stakeholders.\nPromoting innovative technologies and mentoring engineering colleagues.\nYou’re ideal for this role if you have:\nMinimum of 5 years’ senior experience in Java, Spring Boot, and Kubernetes.\nPractical experience working with Cloud platforms, especially AWS.\nStrong knowledge of CI/CD tools such as GitHub, Jira, Jenkins, Maven, and Groovy.\nExpertise in API design standards: Swagger, OpenAPI 3.0, REST, JSON, Microservices architecture.\nKnowledge of authentication and authorization via OAuth 2.0, with experience using Kong API Gateway.\nFamiliarity with Agile testing methodologies, particularly TDD, and extensive Agile/Scrum development experience.\nAbility to work closely with business stakeholders to translate functional requirements into robust technical solutions.\nStrong problem-solving capability with a focus on innovative, scalable solutions.\nIt is a strong plus if you have:\nExperience with additional cloud services or certifications.\nKnowledge of DevOps practices beyond the core technologies listed.\nLanguage Required for the role:\nEnglish – Communicative proficiency essential for effective collaboration and stakeholder engagement.\nEligibility for the role:\nOnly candidates with an existing legal right to work in Europe will be considered for this role.\n#MAKEYourCareerBETTER\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.\nTech stack\nJava\nSpring Boot\nKubernetes\nAWS\nMicroservices architecture\nREST API design\nCI/CD (Jenkins, GitHub, Maven)\nOAuth 2.0\nTDD / Agile Testing\nDevOps practices","description_format":"text","description_chars":3146,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Hybrid work"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-10-29T14:25:00Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":11,"reasons":["seen:2","velocity","win:early"],"computed_at":"2026-11-01T06:10:25Z"},"pay":{"stated_usd_annual":102060,"is_top_pay":false},"html_url":"https://alion.io/job/itds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2","json_url":"https://alion.io/job/itds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2.json","meta":{"generated_at":"2026-11-02T04:27:20Z","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":6537,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":879},"rest":"https://alion.io/mcp/rest/get_company?id=879"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fitds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2"},{"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%2Fitds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2"},{"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%2Fitds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2"},{"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/itds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fitds-poland-senior-java-backend-developer-cloud-and-microservices-expertise-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3462817}},{"tool":"search_jobs","arguments":{"company":"itds.pl","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3462817},"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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