{"id":2860191,"url":"https://alion.io/job/capco-full-stack-engineer-java-react","title":"Full Stack Engineer (Java & React)","company":{"id":1444,"name":"Capco","domain":"capco.com","url":"https://alion.io/company/capco-poland","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":76,"open_postings":120,"ghost_share":0.017,"stale_share":0.908,"repost_share":0.017,"time_to_fill_p50_days":42,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"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":null,"salary_estimate":{"min_usd":47000,"max_usd":91000,"period":"year","method":"role_country_seniority_unknown","sample_n":924},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"ChatGPT","optional":false},{"name":"CI/CD","optional":false},{"name":"Copilot","optional":false},{"name":"Java","optional":false},{"name":"JMeter","optional":false},{"name":"JUnit","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React.js","optional":false},{"name":"Ruby","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-19T12:22:06Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-20T03:22:29Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"CAPCO POLAND - WARSAW\n*We are looking for Poland based candidate. \nAt Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.\nRole Overview\nWe are seeking React / Java Full Stack Engineer to join our Global Asset Servicing Platform team. This is a hands-on engineering role where you will design, build, and test features end-to-end - with full ownership of code and quality. \nYou will work across development and test automation: coding new functionality, writing unit and integration tests, and adding Cucumber-based end-to-end tests - not only for your own work but also for features built by your teammates, to ensure unbiased validation.\nThe ideal candidate will be skilled in Java backend development and modern UI development using React. This role will work across the full stack to build a scalable, reliable, and user-friendly application.\nKey Responsibilities\nDesign, develop, and maintain features using Java and React.\nBuild responsive and modern frontend applications using ReactJS,\nDevelop and integrate APIs and web services.\nExperience working with relational databases (Oracle, Postgres)\nWrite clean, well-structured unit tests (JUnit or equivalent) alongside your code.\nContribute to and maintain our automated test framework using Ruby and Cucumber:\nWrite new Ruby step definitions as needed.\nCreate and maintain Cucumber feature files for end-to-end testing.\nWrite automated tests for features developed by other engineers, ensuring high-quality outcomes and reducing development bias.\nChampion a test-first approach, delivering code that is reliable, maintainable, and scalable.\nApply performance and scalability considerations; use tools such as JMeter for load/performance testing where required.\nEnsure instrumentation, configuration, and logging are embedded in code to support ongoing monitoring and support.\nAnalyse and debug issues using logs; propose and implement fixes.\nCollaborate in Agile ceremonies, helping the squad plan effectively and commit to clear sprint goals.\nPartner with product managers and analysts to understand what is being built, why it matters, and how best to implement it for both functional and non-functional needs.\nBuild with a product mindset - appreciating client impact, configurability, and long-term supportability.\nSkills & Experience\nTechnical Skills\nProficiency in:\n Java (with strong JUnit testing experience)\n React (with associated unit testing frameworks)\nFamiliarity with automation frameworks & languages:\nRuby scripting for step definitions\nCucumber for end-to-end testing\nStrong understanding of:\nMulti-threading, parallel processing, and real-time messaging\nTest-first design, CI/CD practices\nAbility to use JMeter or similar tools for performance testing (a plus)\nBasic understanding of cloud services: databases, servers, storage, gateways (not at architect level, but practical awareness of hosting environments).\n Experience using AI-assisted engineering tools (such as GitHub Copilot, ChatGPT, or similar) to accelerate coding, testing, debugging, and documentation, while maintaining code quality and critical thinking.\nFunctional / Domain Knowledge\nFamiliarity with financial markets concepts.\nKnowledge of corporate actions lifecycle preferred.\nSoft Skills\nStrong analytical and debugging abilities.\nClear communicator, able to articulate trade-offs and solutions to both technical and business audiences.\nCollaborative team player, comfortable working in agile, cross-functional squads.\nCurious and thoughtful: able to look beyond the ticket to understand requirements, impact, and broader context.\nProduct mindset - balancing immediate delivery with long-term maintainability and client impact.\nB2B cooperation in a hybrid model, with the option to provide services from the Warsaw office to the extent agreed based on project needs.\nRecruitment Process:\nHR Interview with the recruiter\nTechnical Interview\nClient Interview \nFeedback and offer","description_format":"text","description_chars":4186,"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":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["RegTech, AML & Compliance","IT Consulting & Digital Transformation","Management Consulting"],"lifecycle":[{"event":"open","at":"2026-10-19T16:01:19Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":42,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-10-20T04:37:19Z"},"pay":null,"html_url":"https://alion.io/job/capco-full-stack-engineer-java-react","json_url":"https://alion.io/job/capco-full-stack-engineer-java-react.json","meta":{"generated_at":"2026-10-20T04:37:19Z","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":5234,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"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":1444},"rest":"https://alion.io/mcp/rest/get_company?id=1444"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcapco-full-stack-engineer-java-react"},{"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%2Fcapco-full-stack-engineer-java-react"},{"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%2Fcapco-full-stack-engineer-java-react"},{"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/capco-full-stack-engineer-java-react\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcapco-full-stack-engineer-java-react"}]}