{"id":85214,"url":"https://alion.io/job/reaktor-mobile-developer","title":"Mobile Developer","company":{"id":34008,"name":"Reaktor","domain":"reaktor.com","url":"https://alion.io/company/reaktor","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":79,"open_postings":22,"ghost_share":0.273,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":91,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Mobile","role_family":"Mobile","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Helsinki, Finland"],"countries":["FI"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Objective-C","optional":false},{"name":"Swift","optional":false},{"name":"C++","optional":true},{"name":"Dart","optional":true},{"name":"Flutter","optional":true},{"name":"Jetpack Compose","optional":true},{"name":"Reactive Programming","optional":true},{"name":"SwiftUI","optional":true}],"status":"live","first_seen_at":"2026-07-23T08:10:07Z","employer_posted_date":"2026-07-23","last_verified_at":"2026-10-16T14:50:59Z","board_verified":true,"closed_at":null,"days_open":85,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":84},"description":"Reaktor's tech community is looking for an experienced Senior Native Mobile Developer to join our Gaming & Entertainment Business Unit in Helsinki.\nIf you thrive in native mobile development, enjoy solving complex challenges in multidisciplinary teams, and are curious to work in a low-hierarchy environment, you might just be what we’re looking for.\nYou will join our Gaming & Entertainment Business Unit, where you will support clients in this domain across both iOS and Android native mobile development.\nYour daily tasks may include:\nDeveloping native mobile applications for both iOS and Android\n\nBuilding polished mobile UI experiences, including high-performance animations\n\nWorking on mobile SDKs, integrations, analytics, ads, or attribution frameworks depending on the client project\n\nCollaborating with clients and stakeholders to clarify requirements, autonomously driving initiatives across the client organization and guiding technical and business teams in selecting the right technologies for their needs.\n\nContributing to architectural decisions and long-term technical direction\n\nParticipating in discovery, concepting, and iterative delivery - not just implementation\n\nTaking ownership of testing, debugging, monitoring, troubleshooting, and production quality\n\nOccasionally contributing beyond mobile when the project benefits from backend, API, or cloud infrastructure understanding\n\nTo thrive in this position, you’ll need:\nMust-haves\nStrong experience in native iOS development using Swift and/or Objective-C\n\nStrong experience in native Android development using Kotlin and/or Java\n\nA testing ownership mindset - you take responsibility for the full development cycle, from implementation to ensuring features are defect-free and shipped to users\n\nExperience with production app monitoring and troubleshooting\n\nExperience engaging with multiple stakeholders to solve challenging, ambiguous problems\n\nFluent verbal and written English to collaborate in an international environment\n\nWe notice that it usually takes several years of professional experience to build this level of depth across both mobile ecosystems.\nNice-to-haves\nExperience with SwiftUI and/or Jetpack Compose\n\nExperience with reactive programming\n\nExperience with Flutter\n\nExperience with C++\n\nFamiliarity with backend development, APIs, databases, or cloud infrastructure\n\nInterest in building polished animations and working closely with Motion Designers\n\nFinnish language skills\n\nAdaptability\nWillingness to work in a hybrid setup. This means balancing office, client premises, and remote work.\nWhy join us?\nFor two decades, we’ve been developing qualities and capabilities for adapting, reacting, and supporting change - building Reaktor to hold up in a fast-paced environment while ensuring the well-being of our people.\nWhile working at Reaktor, we’ll provide you with:\nThe ability to impact how you work. Together with the client, your team chooses the approach, technologies, and methodologies you think will work best in any given situation\n\nA community with as much support as your heart desires\n\nA team that’s not only experienced but considerate as well - they all want you to succeed\n\nA sustainable work-life balance and support for your daily life outside of work. (e.g., free moving day, Reaktor car share, sick child care services, office space to use for your private events, etc.)\n\nAn opportunity to grow as a professional. In addition to the day-to-day work, we offer internal training courses, community events, and 15-minute coffee breaks to discuss hot topics in tech and design\n\nA possibility to take part in more extended academy-like studies like Cloud Academy\n\n300+ hobby clubs, from winter swimming and running to knitting and archery, that bring people together outside of (and sometimes inside) office hours. Many of these are supported by Reaktor\n\nDiversity, equity, and inclusion\nTogether, we are committed to making Reaktor an environment that embraces and values all of our employees for the whole of who they are. We encourage applicants from all backgrounds to apply, knowing that studies show that members of underrepresented communities don’t apply for jobs unless they fully satisfy all of the requirements. If you're thinking twice about applying for this reason, we invite you to send us your application anyway. You could be just the person we're looking for. Read more about our DEI work here.\nInterested? Drop us a line - We'll be happy to hear from you!","description_format":"text","description_chars":4488,"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":[{"language":"English","level":"All levels","optional":false},{"language":"Finnish","level":"All levels","optional":false}]},"benefits":["Equity"],"hiring_locations":[{"name":"Finland","iso":"FI","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["UI/UX Design","IT Consulting & Digital Transformation","Custom Software Development","AI Consulting & Integration"],"lifecycle":[{"event":"open","at":"2026-07-23T08:10:07Z"}],"visa":[],"liveness":{"score":49,"band":"ok","label":"Likely open","p_open":1,"p_active":0.823,"p_room":0.6,"age_days":84,"expected_fill_days":91,"reasons":["conf:0","velocity","win:late","crowd:"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/reaktor-mobile-developer","json_url":"https://alion.io/job/reaktor-mobile-developer.json","meta":{"generated_at":"2026-10-16T18:28:46Z","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":3598,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"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":34008},"rest":"https://alion.io/mcp/rest/get_company?id=34008"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Freaktor-mobile-developer"},{"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%2Freaktor-mobile-developer"},{"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%2Freaktor-mobile-developer"},{"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/reaktor-mobile-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Freaktor-mobile-developer"}]}