Blockchain Developer

Job Type
7,000,000 JPY - 9,000,000 JPY per year
Japanese Level
English Level
Advanced (TOEIC 860)
Start Date


This is an amazing opportunity to join the TOP consulting company in the world as a Blockchain developer!

You will work in a dynamic and evolving environment following the strategic direction of the company and will conceptualize, design, develop, deploy and improve Blockchain solutions to meet particular needs, often as advised by leads/ architects, will also do testing, test automation and bug fixing.

You will be a problem-solver, with the following responsibilities:
‐ Analyze user requirements of a Blockchain solution
‐ Design Blockchain solutions based on user requirements
‐ Write, test and improve software modules
‐ Analyze software modules and improve them to be performant, re-usable and maintainable
‐ Analyze Blockchain solutions and improve them to be reliable and scalable
‐ Review team members’ submitted code and provide them with improvement ideas
‐ Work in an agile team environment and collaborate with team members
‐ Continually update technical knowledge and skills








‐ ブロックチェーンソリューションのユーザー要件を分析する
‐ ユーザー要件に基づいたブロックチェーンソリューションの設計
‐ ソフトウェアモジュールの作成、テスト、改善
‐ ソフトウェアモジュールを分析し、パフォーマンス、再利用可能、保守可能になるよう改善する
‐ ブロックチェーンソリューションを分析し、信頼性と拡張性を高める
‐ チームメンバーの提出されたコードを確認し、改善のアイデアを提供する
‐ アジャイルなチーム環境で作業し、チームメンバーと協力する

‐ 技術的な知識とスキルを継続的に更新する



【Company Details】
Our client supports the digitalization of their group company’s services as well as the digital transformation of their clients.

【Working Hours】
9:00 - 18:00(Mon ‐ Fri)

Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays

【Services / Benefits】
Social insurance, Transportation Fee

Required Skills

‐ Experience in developing Blockchain solutions
‐ In-depth knowledge and experience in Blockchain development
‐ Being able to translate architecture designs into well structured, tested and documented source code
‐ Good working knowledge of data structures, algorithms and database technologies
‐ Hands-on development experience with at least two of the following programming languages: C, C++, C#, Java, Scala, Swift, Go, Clojure, Python, R, Javascript
‐ In-depth knowledge of Bitcoin and Ethereum protocols and the internals of the transactions
‐ Experience in developing and deploying smart contracts on the mainnet/ testnets and knowledge of how the contract migration works
‐ In-depth knowledge of at least one of the following permissioned distributed ledger frameworks: Hyperledger Fabric, Corda
‐ Knowledge and experience with Git version control tool
‐ Experience working with teams with agile/lean approaches