aimlroles

Full time - Researcher / Natural Language Processing (NLP) for Multimodal Machine Learning

Sonyjapan Open · verified Oct 22, 2026
Tokyo Full-time Mid-level AI Research

At a glance

Mid-level AI Research role at Sonyjapan. Tokyo · full-time.

Pay not stated AI Research salary

RoleAI Research
SeniorityMid-level
LocationTokyo
EmploymentFull-time
PostedJul 31, 2026 · 2mo ago
Role brief

aimlroles summary, based on the employer's posting.

What you'll do

  • Investigate NLP topics such as multimodal models, music and video understanding, reasoning, and controllable generation
  • Prepare research for leading conferences and work with universities or business groups on joint projects
  • Bring research into Sony or external products alongside product teams
  • Develop R&D tools that help creators make music, movies, and games more efficiently

What you bring

  • A relevant master's degree or equivalent practical experience in NLP, AI, machine learning, or a close field
  • At least three years using Python, C or C++, and Linux or Unix
  • At least two years in machine learning and NLP, with frameworks such as PyTorch or TensorFlow
  • Research evidence such as conference papers, open-source software, or other scientific work
  • Fluent, natural spoken and written English

Who this fits

This role suits a mid-career researcher who wants to take NLP work from research through product deployment. You’ll collaborate with university or business groups and product teams, and the job is based in Tokyo, Japan.

From the employer

Technology Field

Natural Language Processing

Machine Learning

Position Summary

We are an R&D organization dedicated to the research and development of large-scale generative AI technologies for content creation and production in the entertainment domain, including music, film, and games. Generative AI technologies have the potential to transform both consumer lifestyles and the workflows of professional creators, and are expected to become an essential component of the music, film, and gaming industries in the years ahead. By leveraging opportunities to collaborate directly with world-leading entertainment groups across these industries, our team engages in cutting-edge research and development to contribute to Sony Group’s businesses. For more information about our research activities and publications, please visit: https://sony.github.io/creativeai

Responsibilities

Fundamental research in natural language processing such as multimodal learning, multimodal LLM, music/video understanding, agent, reasoning, controllable generative modeling, deep generative models for discrete data, image/audio captioning, text-to-image/audio, vision-language pre-training, commonsense knowledge graphs, large-scale data development, etc.

You will be responsible for a wide range of activities, including paper submissions to top conferences (e.g. ACL, EMNLP, NeurIPS, ICLR, CVPR, etc.), collaborative research with universities and/or business groups, deployment of developed technologies within Sony and/or to third-party products together with product teams, etc.

You will also contribute to improving the efficiency of content creation in Sony's studios for music, movies, and game services by delivering AI-assisted tools developed by R&D.

Required qualifications

All of the following criteria are required.

■ Master's degree in natural language processing, artificial intelligence, machine learning, or closely related areas OR equivalent practical experience.

■ 3 years of experience with Python, C/C++, and Linux/Unix.

■ 2 years of experience in machine learning fields and NLP, using common frameworks such as PyTorch and TensorFlow.

■ Research ability, as demonstrated by a track record of conference papers, open-source software, or other scientific activities.

■ Ability to speak and write in English fluently and idiomatically.

Preferred qualifications

Qualifiction at the Ph.D level or higher in natural language processing, artificial intelligence, or machine learning is desirable.

Product, Service

Content creation support for movies/music/games, robots (Aibo), etc.

Development Environment

■OS: Windows and Linux

■Language: Python, C/C++, etc.

■PC, Server, Cloud Computing

Application Requirements

Essay: Not Required

Coding Test: Not Required

Required Skills:

Optional Skills: