Top Software Engineer Jobs in Japan

Design, develop, and maintain scalable, high-performance BIM backend systems. Build APIs and services to integrate AI, prototype unified ingestion/storage for 3D/AEC data, collaborate with product teams, and ensure monitoring, performance, and cost-balanced architecture.

Join a portfolio company as a Software Engineer to work on a performance-sensitive stack for crypto's dark pool, focusing on full onchain systems.

As a Telematics Software Integrator Engineer, you'll be responsible for managing software requirements, ticket handling, and facilitating collaboration between teams to enhance software quality and efficiency.

The Process Assurance Specialist will develop and implement a process assurance system for eVTOL technology, ensuring compliance with aviation standards and collaborating with suppliers, while documenting processes and conducting audits.

As a Software Engineer at Spellbrush, you'll build advanced data pipelines and infrastructure to support AI research while collaborating with a talented team.

Lead technical delivery across web, mobile, API, and data integration workstreams; act as primary client-facing technical contact (Japanese); translate business requirements into technical specs, manage risks and timelines, review architecture and code quality, coordinate cross-functional stakeholders, and contribute hands-on when needed to ensure predictable production delivery.

Lead collaboration with software developers in embedded systems product development. Design robotic systems, optimize device drivers, and enhance continuous integration. Mentor junior engineers and oversee project management.

The Senior Software Engineer will address design and technical challenges in the Japanese energy market, focusing on Python and Django for robust software solutions, alongside domain modeling and API integration.

The role involves supporting software systems for autonomous vehicles, managing CI/CD pipelines, and integrating C/C++ software in a DevOps environment.

Design, implement, and verify firmware and embedded software for humanoids, dual-arm robots, robotic hands, and teleoperation systems. Develop low-level control platforms, device drivers, communications (CAN/UART/SPI/I2C/Ethernet), logging/diagnostics, and interfaces to ROS/ROS2. Conduct real-robot testing, failure analysis, and system integration with mechanical, electrical, AI, and cloud teams to improve reliability and reproducibility for research data collection.

The Senior Software Engineer designs, develops, integrates, and debugs software for Biomek automated systems, gathers requirements, and manages projects.

Design, develop, and debug software for Biomek systems, collaborating with teams and customers, while managing projects and technical requirements.

The Senior Software Engineer designs, develops, integrates, and debugs software for Biomek automated systems, collaborating with customers and R&D teams while managing projects and requirements.

The Open Source Engineer will expand LanceDB's integration with big data systems, manage dataset operations, and enhance open-source community efforts.

Build core components of a diagnostic and personalization platform: backend data pipelines, frontends, services for genomic data ingestion, ML model integration, APIs, and cloud infrastructure. Collaborate with product and ML teams, iterate on prototypes and MVPs, and make architectural decisions supporting scalability and reliability.

Design and build the on-prem software stack for ModelVault appliances: containerized inference engines, model integration (LLMs/vision), deployment tooling, CLIs/GUI/APIs, OS and GPU setup, remote updates, telemetry, and collaborate with customers and founding team to iterate and scale the engineering org.

The Software Engineer will integrate customer software into the Vehicle OS, manage project timelines, and ensure high-quality software delivery for complex embedded systems.

Design, optimize and maintain the exchange's low-latency matching and risk engines. Build and scale trading gateway connectivity, improve throughput/latency, support REST/WebSocket client integrations, debug complex issues, write thorough unit and integration tests, and collaborate with Quant, Gateway, and Product teams to enhance blockchain signature SDKs.

Design and implement core Web3 protocol features and secure smart contracts in Solidity. Integrate blockchain solutions, optimize scalability and performance, review code, and mentor junior engineers while staying current on EVM internals and DeFi protocols.

Lead development of Windows desktop applications using Windows App SDK and WinUI. Define best practices, drive accessibility initiatives, collaborate with design teams, and manage features lifecycle from conception to maintenance.

Lead design, implementation, deployment, and maintenance of production ML systems for document understanding. Build scalable model-serving infrastructure, develop and fine-tune ML models (CV/NLP/OCR), collaborate with product owners, and mentor junior engineers.

Design, develop, and maintain software for ICP-MS instruments, oversee full development lifecycle, solve technical challenges, and mentor junior engineers.

Design and operate high-performance data backend systems at scale, focusing on workflow optimization, reliability, and collaboration across teams.

As a Staff Software Engineer focusing on Data Backend, you will design APIs, manage data warehouses, develop data pipelines, and optimize operations using cloud technologies.

As a Sales Engineer, you will present Tekla solutions to customers, gather their needs, and support technical inquiries. You will work closely with sales teams to demonstrate product value and enhance customer understanding of the offerings.