{"id":1910473,"url":"https://alion.io/job/inetum-java-software-engineer-e","title":"Java Software Engineer / E","company":{"id":3561,"name":"Inetum","domain":"inetum.com","url":"https://alion.io/company/inetum","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"A","score":85,"open_postings":555,"ghost_share":0,"stale_share":0.596,"repost_share":0,"time_to_fill_p50_days":34,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Poznań, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":36000,"max_usd":64000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":82},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"Java","optional":false},{"name":"PostgreSQL","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Rest API","optional":false},{"name":"ServiceNow","optional":false},{"name":"SQL","optional":false},{"name":"Agile","optional":true},{"name":"Scrum","optional":true}],"status":"live","first_seen_at":"2026-10-05T13:36:49Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-12T00:55:32Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Inetum Polska is part of the global Inetum Group and plays a key role in driving the digital transformation of businesses and public institutions. Operating in cities such as Warsaw, Poznan, Katowice, Lublin, Rzeszow, Lodz the company offers a wide range of IT services. Inetum Polska actively supports employee development by fully funding training, certifications, and participation in technology conferences. Additionally, the company is involved in local social initiatives, such as charitable projects and promoting an active lifestyle. It prides itself on fostering a diverse and inclusive work environment, ensuring equal opportunities for all.\nGlobally, Inetum operates in 19 countries and employs over 28,000 professionals. The company focuses on four key areas:\n Consulting (Inetum Consulting): Strategic advisory services that help organizations define and implement innovative solutions.\n Infrastructure and Application Management (Inetum Technologies): Designing and managing IT systems tailored to clients’ individual needs.\n Software Implementation (Inetum Solutions): Deploying partner solutions from industry leaders like Microsoft, SAP, Salesforce, and ServiceNow.\n Custom Software Development (Inetum Software): Creating unique software solutions to meet specific client needs.\nWith strategic partnerships with major technology giants, including Microsoft, SAP, Salesforce, and ServiceNow, Inetum delivers advanced technological solutions tailored to customer requirements. In 2023, Inetum reported revenues of €2.5 billion, underscoring its strong position in the digital services market.\nInetum distinguishes itself by offering a comprehensive range of benefits that meet the diverse needs of employees, providing flexibility, support and commitment. Here's what makes working at Inetum unique:\nAttractive financial benefits:\nA cafeteria system that allows employees to personalize benefits by choosing from a variety of options.\nGenerous referral bonuses, offering up to PLN6,000 for referring specialists.\nAdditional revenue sharing opportunities for initiating partnerships with new clients.\nProfessional development and team support:\nOngoing guidance from a dedicated Team Manager for each employee.\nTailored technical mentoring from an assigned technical leader, depending on individual expertise and project needs.\nCommunity and Well-Being:\nDedicated team-building budget for online and on-site team events.\nOpportunities to participate in charitable initiatives and local sports programs.\nA supportive and inclusive work culture with an emphasis on diversity and mutual respect.\n We are looking for a Java Software Engineer to join our team responsible for backend development and the integration of banking systems.\nIn this role, you will focus on designing, developing, and maintaining integration services using Java, REST APIs, and asynchronous messaging technologies such as Kafka or RabbitMQ. You will also contribute to integrations between Calypso and PayHub.\nThe project operates within a banking environment with high requirements for software quality, reliability, and system integration. You will work closely with analysts, testers, and other technical teams to deliver and enhance business-critical solutions.\nYour responsibilities:\nDevelop and maintain backend components using Java.\nDesign and implement integrations between Calypso and PayHub.\nDesign, develop, and maintain REST APIs.\nImplement asynchronous communication using Kafka or RabbitMQ.\nAnalyze and troubleshoot integration and production issues.\nWork with PostgreSQL, including creating and analyzing SQL queries.\nParticipate in requirements analysis and the implementation of new functionalities.\nCollaborate closely with business/system analysts, testers, and other technical teams.\nSupport integration testing and deployments of new solution versions.\nContribute to the reliability and quality of integrations within the banking ecosystem.\n Must-have requirements:\nMinimum 3 years of commercial experience with Java.\nHands-on experience in developing and maintaining backend applications.\nPractical knowledge of REST APIs and system integrations.\nExperience with Kafka or RabbitMQ.\nGood knowledge of PostgreSQL and SQL.\nExperience in analyzing and troubleshooting integration-related issues.\nUnderstanding of synchronous and asynchronous communication.\nGood teamwork and communication skills, including cooperation with analysts and testers.\nUnderstanding of the Software Development Life Cycle (SDLC).\nNice to have:\nExperience working on banking or financial projects.\nExperience with integration projects involving enterprise-class systems.\nKnowledge of payment processes and payment systems.\nExperience with event-driven architecture.\nUnderstanding of integration performance, reliability, and resilience.\nExperience analyzing logs and diagnosing production issues.\nExperience working in an Agile/Scrum environment.\n Hybrid work model: 2 days from the office, 3 days of home office.\nOffice location: Poznań.\nThank you for your interest in our offer. We will contact selected candidates whose experience best matches the requirements of the role.\nAdditional Information\nWe hereby inform you that Inetum Polska sp. z o.o. has implemented an internal reporting (whistleblowing) procedure. The content of the procedure and the possibility to submit an internal report are available at:\nhttps://inetum.whispli.com/speakup?locale=pl","description_format":"text","description_chars":5438,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Cafeteria","Home office","Hybrid work","Professional development"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Managed IT Services (MSP)","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-10-05T14:27:11Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":34,"reasons":["conf:2","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/inetum-java-software-engineer-e","json_url":"https://alion.io/job/inetum-java-software-engineer-e.json","meta":{"generated_at":"2026-10-12T02:43:02Z","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":3993,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":3561},"rest":"https://alion.io/mcp/rest/get_company?id=3561"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finetum-java-software-engineer-e"},{"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%2Finetum-java-software-engineer-e"},{"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%2Finetum-java-software-engineer-e"},{"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/inetum-java-software-engineer-e\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finetum-java-software-engineer-e"}]}