{"id":3490875,"url":"https://alion.io/job/apple-intern-swift-runtimes-engineer","title":"Intern - Swift Runtimes Engineer","company":{"id":12,"name":"Apple","domain":"apple.com","url":"https://alion.io/company/apple","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Apple Jobs","truth_index":{"grade":"A","score":91,"open_postings":860,"ghost_share":0,"stale_share":0.171,"repost_share":0.002,"time_to_fill_p50_days":96,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":41000,"max_usd":96000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":55},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"GitHub","optional":false},{"name":"Assembly","optional":true}],"status":"live","first_seen_at":"2026-10-29T22:59:38Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-10-31T13:09:35Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"The Swift Runtimes team at Apple is looking for an intern to contribute to our work on the Swift language runtime libraries. This position provides the opportunity to work with our world-class runtime engineers on code whose performance has an impact both across Apple's product range and in the wider Swift community.\nDescription\nYou will contribute to the evolution and development of the cross-platform runtime libraries that underpin the Swift programming language itself, and will have a chance to learn about the lowest level aspects of the runtime environment for a sophisticated modern programming language.\nAs a member of the Swift Open Source community, you will contribute code publicly to the Swift project repositories on Github, and will have access to technical guidance, code reviews and mentorship from other community members to help you grow and get valuable experience contributing to a large, popular, Open Source project.\nThe position is based on-site at Apple's London campus. We are looking for candidates with strong development skills and an interest in the low-level runtime aspects of programming languages.\nMinimum Qualifications\nInterest in low-level systems programming\nPractical experience with C++\nBasic knowledge of Swift\nStrong communication and teamwork skills\nPreferred Qualifications\nPractical experience with Swift\nFamiliarity with x86-64 and/or Arm64 assembly language\nExperience contributing to Open Source projects\nInterest in compilers and programming languages\nDevelopment experience on multiple platforms","description_format":"text","description_chars":1549,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Operating Systems","Laptops","Smartwatches & Fitness Trackers","Tablets"],"lifecycle":[{"event":"open","at":"2026-10-29T23:28:11Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Skilled Worker, Graduate Trainee, Senior or Specialist Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Skilled Worker; Global Business Mobility: Graduate Trainee; Global Business Mobility: Senior or Specialist Worker","cap_exempt":false,"checked_at":"2026-10-31T06:23:40+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":99,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.993,"p_room":1,"age_days":1,"expected_fill_days":96,"reasons":["conf:0","urgency","velocity","win:early","comp:junior,brand"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/apple-intern-swift-runtimes-engineer","json_url":"https://alion.io/job/apple-intern-swift-runtimes-engineer.json","meta":{"generated_at":"2026-10-31T16:06:39Z","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":25194,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":12},"rest":"https://alion.io/mcp/rest/get_company?id=12"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fapple-intern-swift-runtimes-engineer"},{"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%2Fapple-intern-swift-runtimes-engineer"},{"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%2Fapple-intern-swift-runtimes-engineer"},{"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/apple-intern-swift-runtimes-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fapple-intern-swift-runtimes-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3490875}},{"tool":"search_jobs","arguments":{"company":"apple.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3490875},"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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