{"id":3395422,"url":"https://alion.io/job/tieto-senior-macos-developer-objective-c-tieto-tech-consulting-mfd","title":"Senior macOS Developer (Objective-C) - Tieto Tech Consulting (m/f/d)","company":{"id":6293,"name":"Tieto","domain":"tieto.com","url":"https://alion.io/company/tieto","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":61,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":28,"computed_at":"2026-10-30T05:48:23Z"}},"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":["Lviv, Ukraine"],"countries":["UA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude Code","optional":false},{"name":"Core Data","optional":false},{"name":"GCD","optional":false},{"name":"Objective-C","optional":false},{"name":"XCTest","optional":false}],"status":"live","first_seen_at":"2026-10-28T09:49:01Z","employer_posted_date":"2026-10-28","last_verified_at":"2026-10-30T20:43:21Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Do you have a strong macOS Developer (Objective-C) background, passion for problem-solving, and want to join one of the largest tech companies in the Nordics? Then this is the role for you!\nWe are looking for talented professionals to join our team as a Senior macOS Developer (Objective-C).\nOur customer is a leading photo processing software publisher aimed at bringing new life to image processing. You will be a part of an international team developing a cross-platform solution. Project timeline: till June 2027, with a potential extension.\nQualifications\n5+ years of production Objective-C experience on AppKit/Cocoa, with a proven track record\nStrong proficiency in Objective-C\nSolid modern C++ (C++17 or later) experience\nExperience working with large, long-lived codebases, including multi-framework Xcode workspaces, Core Data, GCD/concurrency, memory management, debugging and profiling\nAbility to independently investigate issues, propose and implement solutions, and deliver tested code through a code review process\nFull working proficiency in English\nHands-on experience with AI coding agents, preferably Claude Code, for daily development tasks, including code investigation, testing, refactoring, and critical evaluation of AI-generated results\nWill be an advantage\nSwift knowledge\nExperience developing desktop image-processing or photo-editing applications, or other performance-sensitive desktop software\nExperience with unit and acceptance testing frameworks, such as XCTest, OCMock, or GoogleTest, and familiarity with continuous integration (CI) workflows.\nExperience shipping Mac App with notarized direct distribution\nWe offer\nWe offer you professional growth, meaningful projects, open culture, and an outstanding work-life balance! We offer you an opportunity to create the future of a growing, fast-developing, and important sector. We believe that our organizational culture is an important part of enabling you to be successful. We provide a flexible hybrid work model as part of our culture and way of working. Finally, we also believe in curiosity and learning as a lifestyle where you need to unlearn and relearn every day as new possibilities emerge.\nDid we get you inspired?\nWe look forward to your application!\nPlease attach your CV or LinkedIn-profile and we will reach out to you. Interviews will be held on a continuous basis, so we encourage you to apply today.\nHope to hear from you soon!\nWe perform background checks on all final candidates.\nTieto declines calls from recruitment companies.\n At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.\nDiversity, equity and inclusion | Sustainability | Tieto\nStay alert to recruitment scams:\nTieto only communicates via @tieto.com email addresses.\nWe never ask candidates to pay fees or share financial details during recruitment.\nIf you receive a suspicious message claiming to be from Tieto, don't respond - verify it via our official careers site.\nFor more information visit Important Advisory Regarding Recruitment Fraud | Tieto Blog","description_format":"text","description_chars":3370,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Equity","Hybrid work"],"hiring_locations":[{"name":"Ukraine","iso":"UA","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams","Managed IT Services (MSP)","EHR & Clinical Software"],"lifecycle":[{"event":"open","at":"2026-10-28T12:17:12Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":1,"expected_fill_days":28,"reasons":["conf:2","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-30T05:48:23Z"},"pay":null,"html_url":"https://alion.io/job/tieto-senior-macos-developer-objective-c-tieto-tech-consulting-mfd","json_url":"https://alion.io/job/tieto-senior-macos-developer-objective-c-tieto-tech-consulting-mfd.json","meta":{"generated_at":"2026-10-30T21:23:50Z","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":11831,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"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":6293},"rest":"https://alion.io/mcp/rest/get_company?id=6293"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftieto-senior-macos-developer-objective-c-tieto-tech-consulting-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%2Ftieto-senior-macos-developer-objective-c-tieto-tech-consulting-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%2Ftieto-senior-macos-developer-objective-c-tieto-tech-consulting-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/tieto-senior-macos-developer-objective-c-tieto-tech-consulting-mfd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftieto-senior-macos-developer-objective-c-tieto-tech-consulting-mfd"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3395422}},{"tool":"search_jobs","arguments":{"company":"tieto.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3395422},"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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