Collaborate with the development team to create innovative software solutions
Participate in technical decision-making, including framework and programming language selection
Share expertise on selected technologies and development architectures
Provide support for product development and implement in-house technical solutions
Develop and manage high-performance systems, databases, and applications
Create high-level APIs and write clear, maintainable code
Test software to ensure functionality, quality, and performance
Troubleshoot, debug, and upgrade existing software as necessary
Apply best practices for security and data protection
Produce comprehensive technical documentation
Languages: Java, Kotlin, JavaScript, TypeScript, Go, C#, etc.
Frameworks: Spring, Vue.js, Nuxt.js, .NET Framework, etc.
Infrastructure: AWS, GCP, Azure
Team Structure:
Project teams typically consist of 5-8 members, including members from client development teams. Each team is supported by at least one highly skilled senior engineer to promote skill development through pair programming and other collaborative practices. This role emphasizes long-term development beyond simple coding tasks.
Our approach emphasizes agile development, moving away from the traditional waterfall methodologies commonly used in Japan's financial industry. Most projects begin at the upstream stage through direct contracts, allowing high flexibility in defining "what to build." You will work closely with the client's development team to discuss and decide on technology choices. Responsibilities cover the entire software development lifecycle, including requirements analysis, design, implementation, testing, deployment, and delivering the solution to users.
Experience with one or more of the following frameworks or languages:
Spring (Java or Kotlin)
Vue.js, Nuxt.js, or Quasar
Go
C# .NET, ASP.NET
Minimum 3 years of experience in software engineering or a related field
For non-Japanese nationals: Business-level Japanese proficiency (N2 or higher)
Hands-on experience with cloud platforms such as AWS, GCP, or Azure
Proven experience working in a collaborative team environment
Conversational English proficiency
Participation in product development from the conceptual stage
Excellent communication skills and a strong commitment to teamwork
Development of APIs for Financial Services
Frontend: TypeScript / Angular / Ionic
Backend: Go, Kotlin / Spring
Authentication: OAuth 2.0 / OpenID Connect / FAPI
In-House Payment System Development for Retailers
Backend: Go, Java
Infrastructure: GCP, Kubernetes (GKE), microservices
Development of Online-Only Financial Services for Major Institutions
Frontend: TypeScript / Vue.js
Backend: C# / .NET Core, ASP.NET
Authentication: OAuth 2.0
Modernization of Core Banking Systems
Backend: Java / Kotlin Spring
Infrastructure: Azure / GCP (multi-cloud)
Reference Number: 06940-0013244624
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