{"id":2300611,"url":"https://alion.io/job/s3-connected-health-senior-java-developer","title":"Senior Java Developer","company":{"id":2676,"name":"S3 Connected Health","domain":"s3connectedhealth.com","url":"https://alion.io/company/s3connectedhealth","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"eRecruiter","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Wrocław, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":57000,"max_usd":92000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":213},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"Apache Kafka","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Helm","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-11T21:06:33Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-10-12T03:47:57Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Key Responsibilities:\nWorking as a Senior Java Developer, you will be responsible for:\nDesigning and developing of leading-edge, highly scalable JAVA enterprise systems\nParticipation in system requirements\nThe input to the technology recommendations and decisions throughout the project lifecycle\nEffective communication with clients and team members to solve complex technical challenges\nIdentifying opportunities for improvement and making constructive suggestions for changes\nQualifications and experience required:\nMinimum 5 years of experience in design and development of JAVA systems\nUnderstanding of data models, OOP, and design patterns\nBroad knowledge of Spring (Spring Boot) framework\nExperience building server applications with REST API\nExperience with SQL database\nGood knowledge of JPA (Hibernate)\nKafka (or any messaging broker)\nBasic AI tools skills\nExperience in designing and implementing systems based on microservices architecture\nGood verbal and written communication skills in English and ability to work in both international and multifunctional teams\nExperience in any of the following areas is a distinct advantage:\nKubernetes, Docker, and Helm Charts.\nCI/CD pipelines\nKnowledge of serialization libraries (for example, Avro, Protobuf, JSON)\nApplication performance profiling/tuning\nIntegration with external systems\nTelehealth or Telecare system experience\nWe reserve the right to contact only the chosen candidates.\nWhy join S3 Connected Health?\nWork on products that have a real impact on patients' lives\nCollaborate with multidisciplinary teams spanning product design, software, hardware, systems engineering, quality, and regulatory affairs\nContribute to innovative connected medical device and digital health programs across global markets\nBe part of an organization with deep expertise in regulated healthcare technology and a strong track record of bringing complex products to market\nEnjoy a flexible working model with remote, hybrid and office-based collaboration options\n S3 Connected Health is a leading digital health company headquartered in Dublin, Ireland. 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