{"id":2182179,"url":"https://alion.io/job/king-principal-aiml-engineer","title":"Principal AI/ML Engineer","company":{"id":51625,"name":"King","domain":"king.com","url":"https://alion.io/company/king","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Phenom","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Stockholm, Sweden"],"countries":["SE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":83000,"max_usd":200000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1041},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-05T00:00:00Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-14T11:33:48Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Craft:\nData, Analytics & StrategyJob Description:\nPrincipal AI/ML Engineer - Decision Automation\nCandy Crush Saga | King\nAre you motivated by building the shared decisioning foundations for how a live game learns, experiments, and adapts at scale?\nJoin King as aPrincipal AI/ML Engineer in the Decision Automation team for Candy Crush Saga. In this role, you will help turn fragmented AI/ML and decisioning approaches into scalable, production-grade systems that support faster experimentation, safer adaptation, and more coherent player experiences across the game.\nThis is a hands-on senior technical leadership role. You will shape direction through architecture, code, prototyping, design reviews, and deep technical judgment. We are not looking for a strategy-only leader. We are looking for someone who can build, simplify, and connect complex systems across team boundaries.\nThe Role\nYou’ll join the Decision Automation team within Candy Crush Saga: a cross-functional AI/ML team working closely with product, analytics, engineering, game teams, and central platform partners to enable faster, smarter, and more player-centric decisions across the game.\nOur mission is to accelerate Candy’s learning loop by automating insight generation, experimentation, and adaptation at scale. This role is central to helping define and build the shared architecture needed to make decision automation more scalable, reliable, and reusable across Candy.\nThe team works across areas such as:\nCausal inference and simulation capabilities usable by product teams\n\nGeneralized automated decisioning systems across multiple game features\n\nOrchestration across ML systems to reduce conflicting treatments and coordination overhead\n\nWith hundreds of millions of players, the systems you help shape will operate at significant scale and influence core player-facing decisions across Candy Crush Saga.\nWhat You’ll Do\nInfluence technical direction across Candy Crush Saga in AI/ML and decisioning through credibility, clarity, and delivery\n\nStay hands-on through meaningful production coding, technical prototyping, and implementation work on critical paths\n\nSet a high bar for production AI/ML engineering, including reliability, observability, maintainability, and quality of execution\n\nMentor senior engineers and raise the standard of technical judgment, design quality, and cross-team collaboration\n\nLead the shared architecture for AI/ML and automated decisioning systems used across multiple components in Candy Crush Saga\n\nHelp unify fragmented approaches into reusable technical foundations that improve consistency, speed, and scalability\n\nPartner with product and game teams to turn high-value opportunities into reusable capabilities rather than one-off solutions\n\nWhat You Bring\nDeep AI/ML Expertise\nDeep experience building and shipping production AI/ML systems with meaningful business impact\n\nStrong applied expertise in areas such as personalization and causal inference\n\nTrack record of connecting AI/ML methodology with real production guardrails, constraints and operational use\n\nTechnical Leadership\nProven ability to influence technical direction across teams through credibility, clarity, and execution\n\nExperience defining shared patterns, technical standards, or architectural direction in complex environments\n\nAbility to lead senior-level technical discussions with substance and precision\n\nCommunication and Collaboration\nExcellent communication skills, with the ability to explain complex technical ideas clearly to both technical and non-technical audiences\n\nProven ability to influence across departments and align teams around shared technical direction\n\nStrong mentoring capability, especially with senior engineers and technical leaders\n\nComfortable representing technical work in high-visibility forums, internally and externally\n\nProduct and Cross-Functional Collaboration\nAble to shape product bets through technical insight and co-create reusable capabilities with cross-functional partners\n\nEffective working across engineering, analytics, product, and platform teams\n\nStrong judgment in translating business goals into scalable technical systems\n\nNice to Have\nExperience with large-scale experimentation platforms, personalization systems, or decisioning infrastructure\n\nFamiliarity with game technology, player-facing optimization, or content adaptation systems\n\nExperience reducing fragmented or bespoke ML workflows into shared technical foundations\n\nLocations:\nStockholm, Barcelona and London\n\nAbout King\nWith a mission of Making the World Playful, King is a leading interactive entertainment company for the mobile world with more than 20 years of history of delivering some of the world’s most iconic games in the mobile gaming industry, including the world-famous Candy Crush franchise, as well as other mobile titles such as Farm Heroes Saga. Around 200 million people play a King game every month. King, part of Microsoft (NASDAQ: MSFT), has Kingsters in Stockholm, Malmö, London, Barcelona, Berlin, Dublin, San Francisco, New York, Los Angeles and Malta. More information can be found at King.com or by following us on LinkedIn and @lifeatking on Instagram.","description_format":"text","description_chars":5191,"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":["Mobile Games"],"lifecycle":[{"event":"open","at":"2026-10-09T15:15:20Z"}],"visa":[],"liveness":{"score":43,"band":"fade","label":"Fading","p_open":1,"p_active":0.738,"p_room":0.578,"age_days":9,"expected_fill_days":7,"reasons":["conf:4","velocity","win:tail"],"computed_at":"2026-10-14T06:34:16Z"},"pay":null,"html_url":"https://alion.io/job/king-principal-aiml-engineer","json_url":"https://alion.io/job/king-principal-aiml-engineer.json","meta":{"generated_at":"2026-10-14T12:07:09Z","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":14701,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"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":51625},"rest":"https://alion.io/mcp/rest/get_company?id=51625"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fking-principal-aiml-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%2Fking-principal-aiml-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%2Fking-principal-aiml-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/king-principal-aiml-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fking-principal-aiml-engineer"}]}