{"id":157137,"url":"https://alion.io/job/profesia-lead-java-developer-mfd","title":"Lead Java Developer (m/f/d)","company":{"id":62083,"name":"Deutsche Telekom IT Solutions Slovakia","domain":"deutschetelekomitsolutions.sk","url":"https://alion.io/company/deutschetelekomitsolutions","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":20,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":39,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Košice, Slovakia"],"countries":["SK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":26000,"max_usd":77000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2257},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-05-29T08:29:11Z","employer_posted_date":"2026-05-29","last_verified_at":"2026-10-28T17:16:05Z","board_verified":true,"closed_at":null,"days_open":152,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":151},"description":"Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.\n As the Login & Access Hub, we provide a central authentication service for millions of external customers, enabling access to essential services such as TV, email, Customer Center, and OneApp. With over 70 million logins and 15 million unique active users daily, this functionality is critical to the customer experience. The login process is far more complex than it appears, relying on a combination of existing and new applications. Our team works every day to enhance and simplify the login experience while integrating innovative solutions like OneApp and OneShop. We are looking for talented professionals to join us in shaping the future of secure and seamless access.\nPurpose\nThe Lead Java Developer is responsible for designing, developing, and maintaining complex software applications while managing all phases of the software development lifecycle. This includes analyzing requirements, creating technical solutions, implementing features, testing, and optimizing performance. The role involves acting as a technical leader and mentor, ensuring architectural consistency and guiding the development team toward best practices. The Lead Java Developer collaborates closely with Product Owners and Managers to align technology decisions with business objectives and contributes to strategic initiatives. This position offers the opportunity to work with cutting-edge technologies in an agile environment that fosters innovation, scalability, and continuous improvement.\nWHAT WILL YOU DO?\nDesign, develop, and maintain software applications for strategic products.\nAnalyze requirements, prepare solution designs, and implement features.\nAutomate infrastructure and application deployments.\nMonitor and optimize system performance to guarantee high availability and reliability.\nContribute to system testing and support fault analyses.\nDevelop and execute unit tests to ensure code quality and functionality.\nWorks in SCRUM team on developing and building complex application solutions for customer DTAG\nImplement customer’s requirements based on specification in selected object-oriented programming language into functional and user-friendly application\nProvide testing of programmed functionality before deployment to avoid bugs and ensure quality of code\nListen to user requests, consult with internal /external customers, project managers.\nMentoring\nTake part on internal evaluation processes\n YOU WILL SUCCEED IF YOU:\nHold a Master’s degree in Information Technologies\nHave at least 7 years of experience in ICT Systems Engineering\nAre an expert in programming with Java and have strong knowledge of Spring Boot and Hibernate\nPossess advanced knowledge of RESTful APIs, web services, containerization (Docker/Kubernetes), and CI/CD pipelines\nHave advanced experience with database development (OracleDB, PostgreSQL)\nAre skilled in working with Linux-based operating systems\nDemonstrate strong general IT skills\nExcel in communication, analytical thinking, team cooperation, mentoring, and product management\nSpeak English at an upper-intermediate level (B2)\nBring experience from a senior application development position\nYou’re driven by a passion for AI, committed to continuous learning, and excited to make AI a core part of your daily work-constantly exploring innovative ways to implement it and unlock its full potential\n Benefits\nWe believe in balance between work and personal life. An attractive and extensive work-life balance portfolio guarantees lasting motivation for employees and thus a better quality of life, promotes physical and mental well-being and contributes to a positive work environment. All this with the aim of providing more freedom in reconciling work, career growth, private life and individual lifestyle. Therefore we offer to our employees over 25 different benefits to improve their personal and professional life in these areas:\nFinancial benefits\nBenefits with focus on learning and development\nBenefits with focus on health and sport\nBenefits with focus on family and work - life balance\nOther benefits\nFor more information about our benefits click to Benefits\nSalary\nFinal salary is negotiable.\nWe are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 4100 € /brutto.\nAdditional information\n* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.","description_format":"text","description_chars":5086,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Continuous learning"],"hiring_locations":[{"name":"Slovakia","iso":"SK","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Help Desk & Service Desk","IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-05-29T08:29:11Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.338,"p_room":0.28,"age_days":151,"expected_fill_days":39,"reasons":["conf:2","stale_co","urgency","velocity","win:tail","crowd:"],"computed_at":"2026-10-28T05:59:10Z"},"pay":null,"html_url":"https://alion.io/job/profesia-lead-java-developer-mfd","json_url":"https://alion.io/job/profesia-lead-java-developer-mfd.json","meta":{"generated_at":"2026-10-28T20:35:10Z","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":28449,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-29T00:00:00Z"}},"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":62083},"rest":"https://alion.io/mcp/rest/get_company?id=62083"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fprofesia-lead-java-developer-mfd"},{"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%2Fprofesia-lead-java-developer-mfd"},{"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%2Fprofesia-lead-java-developer-mfd"},{"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/profesia-lead-java-developer-mfd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fprofesia-lead-java-developer-mfd"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":157137}},{"tool":"search_jobs","arguments":{"company":"deutschetelekomitsolutions.sk","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":157137},"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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