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updated october 2026

AI Engineer Jobs in Japan (October 2026)

16 open AI Engineer positions in Japan as of October 2026, across 11 hiring companies. OpenAI leads with 4 openings. Listings are updated daily, and every role links straight to the employer's official application page.

All data science jobs in Japan →

Research Scientist (20)Data Engineer (8)Machine Learning Engineer (7)Data Analyst (6)Data Scientist (5)Analytics Engineer (3) (2)
AA

AI Engineer

Automation Anywhere·Osaka, Japan·On-site
Mid·AI Engineer
PythonJavaRpaMachine learning
1w ago→
O

Applied AI Engineer, Codex | Tokyo

OpenAI·Tokyo, Japan·On-site
Senior·AI Engineer
PythonLLMsPrompt engineeringApi development
1mo ago→
A

Data Scientist, Analytics - Tokyo,Japan.

Appier·Tokyo, Japan·On-site
Senior·AI Engineer
Real-time bidding systemsAuction algorithmsLarge-scale distributed computingAd recommendation systems
1mo ago→
D

Senior AI Engineer - FDE (Forward Deployed Engineer)

Databricks·Tokyo, Japan·On-site
Senior·AI Engineer
PythonSparkDatabricksLLMOps
1mo ago→
A

Applied AI Engineer

Anthropic·Tokyo, Japan·On-site
Mid·AI Engineer
LLMsNatural language processingPythonDeep learning
1mo ago→
O

Applied AI Engineer, Startups

OpenAI·Tokyo, Japan·On-site
Mid·AI Engineer
PythonGenerative AIApi-integrationModel-deployment
2mo ago→
B

Applied AI Engineer

BJAK·Tokyo, Japan·On-site
Mid·AI Engineer
PythonMachine learningData pipelinesFinancial modeling
2mo ago→
L

Principal AI Engineer — Tech@Lilly Japan (APEX - AI Products & Experience)

Lilly·Japan, Kobe office·On-site
Senior·AI Engineer
MLOpsGenerative AIAgentic ai systemsPipeline architecture
3mo ago→
O

Applied AI Engineer, Cyber | Tokyo

OpenAI·Tokyo, Japan·On-site
Mid·AI Engineer
Cybersecurity architectureAi model deploymentApi integrationAgentic workflows
3mo ago→
WB

Driver Workload Estimation AI Engineer, Info Mobility Car

Woven By Toyota·Tokyo·On-site
Mid·AI Engineer
PythonMachine learningComputer visionDeep learning
5mo ago→
O

Applied AI Engineer - Tokyo

OpenAI·Tokyo, Japan·On-site
Mid·AI Engineer
PythonMachine learningMloopsDistributed systems
6mo ago→
WB

Engineering Manager, Generative AI Engineering

Woven By Toyota·Tokyo·On-site
Senior·AI Engineer
Generative-ai-model-developmentLLMsAutonomous-vehicle-software-architectureCloud-infrastructure-for-ai
6mo ago→
A

Eng28_シニアコンピュータービジョンエンジニア / Senior Computer Vision Engineer

Astroscale·Tokyo, Sumida-ku, Japan·On-site
Senior·AI Engineer
Computer visionDeep learningObject detectionSpace debris analysis
7mo ago→
T

AI Engineer

Tailor·Tokyo·On-site
Mid·AI Engineer
PythonMachine learningAi agent developmentHeadless erp platform
19mo ago→
T

AI Engineer

Tailor·Tokyo·On-site
Mid·AI Engineer
PythonMachine learningAi agent developmentHeadless erp platform
29mo ago→
M

Computer Vision Engineer (Object Detection & 3D Pose Estimation)

Mujin·Tokyo, Japan (MJHQ)·On-site
AI Engineer
Object detection3d pose estimationComputer visionDeep learning
42mo ago→
Top AI Engineer hiring companies in Japan →

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All locations →

Methodology: live AI Engineer listings whose location includes Japan, updated daily. Multi-office roles appear under every listed location.