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Research Scientist Jobs at AI Startups

There are currently 443 open Research Scientist jobs across 194 AI startups. 53% of these roles are at early-stage (Pre-Seed through Series B) companies. Every listing links straight to the company's official application page.

443Open roles
194Companies hiring
Oct 30, 2026Last updated
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Filter by funding stage

Series B 98 (22%)Seed 74 (17%)Series A 60 (14%)Series G+ 42 (9%)Series E 41 (9%)Growth 35 (8%)Series C 33 (7%)Series D 29 (7%)Unknown 8 (2%)Series F 7 (2%)Bootstrapped 5 (1%)Debt 4 (1%)Series G 4 (1%)Pre-Seed 2 (0%)Private Equity 1 (0%)
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Open Research Scientist Roles

RoleCompanyStageLocationPosted
AI Biologist - Drug DevelopmentLatchBioSeries BSan Francisco or RemoteOct 30, 2026
Member of Technical Staff - ML Research Engineer, Pre-Training DataLiquid AISeries ASan FranciscoOct 30, 2026
AI ResearcherVegaSeries BOn -Site, IsraelOct 29, 2026
Threat ResearcherAbnormal SecuritySeries EUS RemoteOct 29, 2026
Research Scientist, Life Sciences (Chemistry)AnthropicSeries G+San Francisco, CAOct 29, 2026
Research Scientist, Life Sciences (Large Molecules, Antibody Design)AnthropicSeries G+San Francisco, CAOct 29, 2026
Research Scientist, Life Sciences (Large Molecules, Process Development)AnthropicSeries G+San Francisco, CAOct 29, 2026
AI Research Engineer (New York)EdraSeries ANew YorkOct 29, 2026
AI Research Engineer (London)EdraSeries ALondonOct 29, 2026
Senior User ResearcherFeverGrowthMadridOct 29, 2026
Sr. AI Researcher, Agentic SystemsOpenSpaceSeries DMultiple locationsOct 29, 2026
Director, Forward Deployed Researcher - Data as a ServiceSnorkel AISeries EMultiple locationsOct 29, 2026
Forward Deployed Researcher - Data as a ServiceSnorkel AISeries EMultiple locationsOct 29, 2026
Research ScientistSnorkel AISeries EMultiple locationsOct 29, 2026
Research Scientist - Human-AI SystemsSnorkel AISeries EMultiple locationsOct 29, 2026
Research Scientist, Medical World ModelsFunction HealthDebtUnited States - RemoteOct 28, 2026
Security ResearcherVegaSeries BOn -Site, IsraelOct 28, 2026
Researcher, Robot LearningMenlo ResearchBootstrappedMultiple locationsOct 28, 2026
Senior Product Security ResearcherIslandSeries FTel AvivOct 28, 2026
Research Engineer / Research Scientist, Human FlourishingOpenAIGrowthSan FranciscoOct 28, 2026
AI Security ResearcherCogent SecuritySeries AUS RemoteOct 27, 2026
AI Research Intern (BS/MS)AtomsGrowthMultiple locationsOct 27, 2026
AI Research Intern (PhD)AtomsGrowthMultiple locationsOct 27, 2026
PhD GenAI Research Scientist InternDatabricksSeries G+Multiple locationsOct 27, 2026
Senior Security ResearcherEndor LabsSeries BMultiple locationsOct 27, 2026
AI Research Resident (Algorithms Codesign)NormalSeries BNew YorkOct 27, 2026
Researcher II, Weekend TeamWhoopSeries G+Boston, MAOct 27, 2026
AI ResearcherCyeraSeries G+Tel AvivOct 26, 2026
AI Research Team LeadCyeraSeries G+Tel AvivOct 26, 2026
AI Biologist - Structural BiologyLatchBioSeries BSan Francisco or RemoteOct 26, 2026
Ai Biologist - Peptide DiscoveryLatchBioSeries BSan Francisco or RemoteOct 26, 2026
Senior UX ResearcherFivetranSeries DMultiple locationsOct 26, 2026
Machine Learning Scientist – Generative Molecular DesignSandboxAQSeries EUnited StatesOct 26, 2026
Machine Learning Scientist, Generative Molecular Design (Material Discovery)SandboxAQSeries EUnited StatesOct 26, 2026
Computational Chemist - Machine Learned Force Fields, Material DiscoverySandboxAQSeries EUnited StatesOct 26, 2026
Machine Learning Scientist - Molecular Force FieldsSandboxAQSeries EUnited StatesOct 26, 2026
Sr. AMO PhysicistQuEra ComputingSeries BMultiple locationsOct 26, 2026
Senior / Staff AI Research Engineer, Data InfrastructureRoboForceSeries AMilpitas, CAOct 26, 2026
Research Scientist Intern - PhDSaviyntSeries BMilpitas, CaliforniaOct 26, 2026
Research Scientist, Life Sciences (Computational Chemistry)AnthropicSeries G+San Francisco, CAOct 25, 2026
Security ResearcherCato NetworksSeries GMultiple locationsOct 25, 2026
Research Scientist, STEMTuringSeries EMultiple locationsOct 25, 2026
Senior Research Scientist, STEMTuringSeries EMultiple locationsOct 25, 2026
Staff Research ScientistTuringSeries EMultiple locationsOct 25, 2026
Principal Product Security ResearcherChainguardDebtMultiple locationsOct 23, 2026
Principal Product Security ResearcherChainguardDebtUnited States - RemoteOct 23, 2026
Principal Product Security ResearcherChainguardDebtUnited Kingdom - RemoteOct 23, 2026
Technical Recruiter, AI ResearchLila SciencesSeries BMultiple locationsOct 23, 2026
Senior/Staff Applied AI Researcher, GrowthQuinceSeries EMultiple locationsOct 23, 2026
Clinical Research ScientistWellTheorySeries AUS RemoteOct 23, 2026
View all 443 Research Scientist jobs
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FAQ

How many Research Scientist jobs are open at AI startups?

There are currently 443 open Research Scientist jobs across 194 AI startups on Fast AI Jobs.

What funding stages are hiring Research Scientists?

53% of open Research Scientist roles are at early-stage (Pre-Seed through Series B) startups, with the remainder at later-stage and growth companies.

How often is this Research Scientist list updated?

Listings are refreshed daily from official company career pages and deduplicated by posting. Every link points to the original application page.