Jobs in Tokyo
563 jobs in Tokyo open to English speakers, updated 25 October 2026.
Tokyo is the heart of Japan's job market and home to its most international workplaces. Browse roles across every industry from global startups to established enterprises, many offering visa sponsorship and English-speaking environments.
Refine with filters →Machine Identity Sales Specialist - Japan
Palo Alto NetworksWorking together with the regional go-to-market teams and channel partners, you will be responsible for growing CyberArk's enterprise customer base within the critical Certificate Lifecycle Management (CLM) and Quantum Security space. You are the primary sales specialist managing all business development activities in the region, accountable for driving the adoption of CLM, crypto-agility, and next-generation quantum security solutions into large enterprise accounts. You are motivated by a hunger to solve complex cryptographic challenges and guide clients through the next era of machine identity protection. You develop trusted relationships from the operational level up to the C-suite, focusing on aligning future-proof cryptographic strategies with client roadmaps. This means you have a deep conceptual understanding of enterprise Public Key Infrastructure (PKI), and can decisively win against legacy infrastructure and manual processes. You feel empowered by PANW's industry-leading identity platforms—and you thrive in a fast-paced, collaborative, high-growth environment. Prospect and drive new business into existing accounts and target prospects, ensuring continuous development of a long-term pipeline to grow the CLM, crypto-agility, and quantum-ready portfolio. Develop a core understanding of unique business needs regarding PQC (Post-Quantum Cryptography) migration projects, bridging the gap between commercial objectives and customer success and evaluating how business initiatives translate into measurable customer value. Lead account strategy by working closely with internal GTM teams, Strategic Integrators (SIs), CLM consultants, and top advisory firms to build combined market momentum. Sell the business value of the certificate lifecycle management platform against legacy manual alternatives. Take full responsibility for complex, value-based B2B sales cycles (SaaS, Subscription, ELA), maintaining operational excellence and accurate forecasting within Salesforce. Maintain up-to-date knowledge of emerging cryptographic trends, shifting compliance mandates, and evolving NIST post-quantum standards to guide client transitions.
[Innovative Medicine] Immunology, Pulmonary Hypertension and Nipocalimab Business Unit, Rare Disease Division, Medical Representative (Nationwide)
Johnson & JohnsonPosition Title: Medical Representative (Band 25) Key Responsibilities: The role is expected to proactively use multiple channels suited to customers to achieve targets and increase product market penetration. Specifically, understand head office strategy and develop plans to sell products in new and existing markets. Provide drug information through various channels tailored to customer needs. Gather market information and develop area plans based on information about competitor activity, market conditions, and customer needs. Identify business growth opportunities and threats in specific areas. Positively influence others, including by advising team members, and understand and work with cross-functional teams such as Key Account Managers, Head Office Marketing, and Medical Affairs. Independently develop specific annual plans to achieve targets in the assigned area. In line with the policies of the organization, independently prioritize and address matters in the assigned area. Through physician visits and channels suited to customers, provide drug information focused on company products and collect information about medicines used, promoting their appropriate use and adoption. Also provide and collect information from stakeholders such as pharmacy and nursing departments to increase the uptake of company products. Independently analyze information obtained from customers and stakeholders, as well as the current market situation in the assigned area, and revise or change plans based on accurate information. Develop and execute visit plans, including the most effective approaches for acquiring new customers at the time. Visit relevant wholesalers to collect and provide information, including information on the use of company products. Consider and implement appropriate, ongoing follow-up to improve customer satisfaction. Report progress toward targets and market information to management. Understand not only the situation in the assigned area but also that of the entire team, and support members who need assistance to help improve the quality of customer service. Leverage cross-functional teams to identify and act on areas with future growth potential and factors that could have an impact on the business. Regarding compliance, correctly understand and comply with the Promotional Code. Maintain the highest standards of ethics, quality, compliance, and accountability; act in accordance with the basic policies on quality management and compliance; and encourage others to do the same. Acquire and apply up-to-date knowledge of compliance requirements (HCC/SOP/expenses/HR rules/Promotional Code/Guidelines for Sales Information Provision Activities).
Head of Sales - Lark - Japan
ByteDanceAbout the team: Lark Channel Sales Team ensures building trust in the user community through the acquisition of new channel partners and the enablers of existing partners, or by building and strengthening relationships with partners. Lead enterprise and key account sales strategies to expand Lark’s presence in the Japanese market. Work closely with channel partners (distributors, system integrators, consulting firms) to drive end-to-end sales processes—from initial engagement to delivery and customer success. Develop and deliver joint value propositions with partners, effectively communicating the integrated benefits of Lark + Base. Secure flagship clients and build referenceble case studies in key industries such as Food & Beverage, Construction, Distribution, and Finance. Collaborate effectively with cross-border teams, including China headquarters and global units, to ensure alignment and execution excellence. Cultivate long-term relationships with key accounts to identify and pursue cross-selling and upselling opportunities.
Analog Senior or Staff Design Engineer
Micron TechnologyAs a Sr. Design Engineer / Staff Design Engineer in the NVE Design Engineering Analog Design Group at Micron Technology, Inc., you will contribute to the development of memory products that are best-in-class, using your specialized knowledge and Micron proprietary methods of designing and analyzing core and mixed circuits used in the development of memory products. Responsibilities include designing, simulating, optimizing, and floor-planning NAND circuit blocks; evaluating design feasibility and analyzing circuit functionality across use cases; implementing analog and mixed-signal circuit designs that meet performance and reliability specifications; and validating design performance at block- and chip-level using industry-standard simulation tools. You will continuously improve NAND die size, performance, power consumption, reliability, quality, cost, and time-to-market, including collaborating in a multi-functional, multi-time zone working environment. You will build and maintain Python-based AI utilities that collaborate with EDA tools to accelerate development workflows, such as environment setup, corner execution, regressions, automated documentation, and predictive build/layout. You will review existing user documentation and generate new build collateral. You will collaborate with groups such as Product Engineering, Test, Probe, Process Integration, Assembly, and Marketing to ensure optimized manufacturability, cost, reliability, and time-to-market. The ideal candidate is first and foremost a strong analog and mixed-signal designer who can independently solve complex circuit problems. In addition, the candidate is curious about AI, comfortable writing code, and motivated to convert engineering pain points into practical agent-based flows. The candidate should balance experimentation with disciplined validation, ensuring that AI augments engineering judgment rather than replacing technical review.
Assistant Vice President, Customer Service Senior Analyst, Securities Services Operations
CitibankThe Customer Service Senior Analyst is an intermediate-level position responsible for providing clients with resolutions and support in coordination with the Customer Service team. The overall objective of this role is to address external customer issues and provide ongoing customer service support. Responsibilities include managing a portfolio of high-profile clients and serving as the single point of contact for queries, engaging to understand client service needs and gaps; liaising with internal and external cross-functional partners to deliver customer service that meets or exceeds client expectations; ensuring transactions are executed timely and accurately; identifying and implementing process improvements and testing new features/functions; performing regulatory, audit and control assessments and creating reports for internal and/or external distribution; contributing to short and long-term projects and engaging with global partners where necessary to meet client requirements; and appropriately assessing risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.
Senior Data Scientist, Credit Modeling
PaypayAs a Senior Data Scientist in PayPay Credit Modeling, you will lead work that improves credit risk and financial decisions. You will lead modeling initiatives from identifying opportunities and framing ambiguous business problems through developing models, designing credible evaluations, and assessing real-world impact. You will collaborate closely with product, risk, data engineering, and machine learning engineering teams to translate research into reliable, scalable solutions. This is a role with scope to shape the technical direction of modeling and analysis, coach colleagues, and influence decisions across PayPay. Responsibilities include owning the scientific approach to modeling work, from defining the decision and expected value through baselines, validation, and a clear recommendation; developing and evaluating models and features using large, varied datasets and choosing methods that fit the problem and can be explained, validated, and maintained; setting evaluation standards for how models will be used, challenging assumptions, detecting leakage and selection bias, accounting for delayed outcomes, and using appropriate baselines, time-aware tests, and calibration to judge whether results are reliable; estimating likely effects on revenue, credit losses, exposure, portfolio quality, and customer outcomes, and making assumptions and uncertainty clear; guiding promising models through production with data and machine learning engineers, defining model and feature requirements, validating deployed behavior, monitoring performance and outcomes, and recommending changes based on evidence; communicating findings and trade-offs to technical and non-technical stakeholders and helping teams decide whether to proceed, change course, or stop; and leading technical discussions, critically reviewing modeling approaches, mentoring other data scientists, and establishing reusable practices that improve the team's work. Ways of working include taking ownership of ambiguous questions and bringing structure to the work needed to answer them; challenging assumptions constructively and revising your view when the evidence changes; balancing speed with rigor, explainability, and the ability to maintain what you build; and communicating trade-offs and decisions clearly to partners with different expertise and priorities.
Machine Learning Engineer (Deep Learning), Credit ML - Merpay
MercariMerpay Credit Modeling team's mission is to "create a credit business that delivers value to everyone using high-quality data science and machine learning technology." Under this mission, we handle everything from identifying business challenges to model construction, development, and operations. Currently, the team is working on developing a next-generation credit modeling platform using deep learning. Leveraging diverse data from the Mercari ecosystem, we aim to build versatile foundation models that can be applied to multiple tasks across credit and other domains. In this position, as a core member responsible for the large-scale deep learning models at the heart of our next-generation credit system, you will play a central role in everything from evaluating model architectures and training strategies to production deployment and continuous improvement. Design, develop, and improve core large-scale deep learning models for next-generation credit modeling, including model architecture design based on the challenges and data characteristics of the credit domain; training task and objective-function design and scaling policies considering data, model architecture, and compute budgets; GPU-based large-scale and distributed training infrastructure; and evaluation encompassing offline metrics, business KPIs, risk metrics, stability, fairness, and explainability. Deploy and operate large-scale deep learning models in production by designing training and inference pipelines, optimizing inference efficiency, integrating models into production systems, and designing monitoring, retraining, rollback, and MLOps practices. Make technical decisions about modeling policies and trade-offs such as model scale and performance versus cost, inference latency, interpretability, and coexistence with legacy models. Keep up with the latest research trends and evaluate their application to in-house challenges. Operate and continuously improve existing credit models. Lead consensus-building and collaboration with stakeholders in product, business, legal, and compliance. Provide technical mentorship in deep learning to team members and systematize knowledge. This role offers the opportunity to build next-generation financial deep learning models from scratch using Mercari's massive and diverse dataset, apply state-of-the-art deep learning and large-scale training to credit scoring and risk evaluation, deliver high-stakes production systems balancing accuracy, stability, explainability, and operational quality, and contribute to financial inclusion. The project is in an active development phase, offering significant autonomy in model architecture and training strategy decisions, with opportunities to grow into project leadership.
Data Engineer - BI Insights Group, Data Platform Department (DPD)
RakutenThe Data Platform Department (DPD) at Rakuten Group develops and maintains a comprehensive data platform, empowering over 70 Rakuten services with solutions for data ingestion, discovery, governance, analytics, and querying. We support data-driven decision-making across one of Japan's largest data ecosystems, providing the tools and infrastructure to support key domains such as Data Lakes, Data Warehouses, and Business Intelligence. The role involves hands-on design, development, testing, and implementation of scalable, cloud-based data warehouse solutions, optimized data pipelines, and robust data modeling. Maintain a healthy data warehouse ecosystem through comprehensive infrastructure management, including system logs, storage, compute resources, and batch scheduling, ensuring seamless data integration and proactively addressing performance bottlenecks. Adapt to and utilize Rakuten’s internal data pipeline orchestration framework, built on top of GCP-managed Airflow. Collaborate with cross-functional teams to identify data requirements and align them with business objectives. Maintain comprehensive documentation, including platform architecture, data dictionaries, infrastructure configurations, and operational processes. Work closely with end-users to understand requirements, gather feedback, and deliver impactful, customized reports. Propose and present visualization solutions to relevant stakeholders. Architect reporting-specific data marts to ensure high-performance dashboards. Develop, maintain, and optimize pipelines, including DAG scheduling, data ingestion, and ETL/ELT processes, to ensure data is collected and delivered efficiently and reliably. Validate and ensure the accuracy, consistency, and reliability of all data used in visualizations. Design, build, and manage interactive reports using modern data visualization tools.
Sales Promotion Manager - Device Sales Section , Device Business Department , Group Sales Division (GSD)
RakutenThe Group Sales Division serves as a cross-functional organization dedicated to expanding the membership value and ecosystem of the Rakuten Group, which encompasses over 70 services. We lead initiatives in branding, creative, marketing, and membership. We view the mobile sector as the cornerstone of our ecosystem and, as the Group Sales Division, we are actively strengthening our collaboration with Rakuten Mobile. The Device Business Department is responsible for the end-to-end process of Rakuten Mobile’s product offerings, from procurement to sales. Within this department, the Device Sales Section is responsible for formulating sales strategies and managing sales for devices and their related accessories. You will have the opportunity to design and execute marketing strategies that maximize the appeal of these products and effectively deliver them to our customers. Growth and Experience: Professional Development: An environment that refines your skills as a marketer, requiring both data-driven decision-making and user-centric planning. Cross-Functional Collaboration: Gain experience in driving projects while coordinating with manufacturers and multiple internal departments. Impact: Experience the fulfillment of influencing purchasing behavior and mobile industry trends directly. The Device Sales Section is responsible for maximizing the sales of products such as smartphones, tablets, Wi-Fi routers, and accessories to drive customer acquisition for Rakuten Mobile. Your responsibilities will include product sales planning, enhancing partnerships with product manufacturers, managing and executing sales KPIs for various products, operational management of the official Rakuten Mobile store on Rakuten Ichiba, and inventory management for all products.
Applications Development Programmer Analyst, Assistant Vice President
CitibankThis Senior Developer role for Pricing and Correlation is within a global application development team responsible for Real Time Pricing applications for our Credit trading business. The role will focus on design and implementation of critical new features as well as architectural and performance improvements. This role requires strong design and programming skills in Java, knowledge of various streaming frameworks as well as familiarity with challenges that arise when implementing real time performant systems. Experience in Front Office technology, knowledge on Fixed Income Credit products, UI development technical skills considered a plus. This position is aligned with Japan standard working hours (with overlap into London start-of-day). While the role is part of a global team collaborating across APAC, EMEA, and North America, your primary operational focus will be working together with the Tokyo team to support local Japan/APAC business hours and facilitate seamless coverage into the London start-of-day window. In this role, you’re expected to collaborate with the team to understand functional and operational requirements; design and implement robust and testable code in support of the requirements; develop certain non-functional features in the system to improve reliability, scalability and performance; contribute to the design and implementation of automated test suites; participate in code reviews helping other team members improve their code; partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements; resolve variety of high impact problems/projects through in-depth evaluation of business processes, system processes, and industry standards; provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint; utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation; develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals; provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions; and appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Key relationships include the Derivative Pricing & eTrading team in Tokyo, New York, Poland, Canada; other development teams in the same regions; the Credit Trading Desk; and the application support organization.