Senior Software Engineer English (RT)

Lead the Future of FinTech in an Engineering-First Culture. Join a Global Team of Experts from 25 Countries!(Residing in Japan

Job Title

Senior Software Engineer

Company Overview

We are a global engineering-led organization where over 80% of our employees are engineers and leadership holds deep technical backgrounds. We specialize in high-stakes sectors like FinTech and PharmaTech collaborating with forward-thinking clients to modernize mission-critical systems. With a team representing over 25 nationalities we prioritize an environment where technical growth is driven by daily work supported by cloud-native architectures and Generative AI (GenAI).

Your Role and Responsibilities

Lead architecture design and core technology decisions to maximize system quality and reliability.
Drive modernization efforts for financial systems by resolving technical debt and building scalable foundations.
Engage in hands-on development for complex high-impact tasks.
Establish and maintain technical standards including development guidelines and testing strategies.
Mentor mid-level engineers through code reviews OJT and career guidance.
Collaborate with business teams and client engineering groups to communicate technical feasibility and architectural direction.

Experience and Qualifications

7 years of practical experience as a software engineer.
Proven experience leading teams of 3 members as a Senior Engineer or Tech Lead.
Deep expertise in at least two major stacks: Spring (Java/Kotlin) Go or C#.NET.
Hands-on experience with cloud-native platforms (AWS GCP or Azure) and IaC (Terraform).
Experience designing modern systems (microservices distributed systems event-driven architecture).
Fluent technical communication skills in English for collaboration within a multinational team.

Additional Preferred Qualifications

Experience in financial system or FinTech development with high security standards.
Experience in consulting-style upstream processes and proposing technical solutions to customers.
Experience with large-scale enterprise systems and PoC/MVP development.
Experience introducing and operating agile practices (Scrum Kanban).

Good Reasons to Join

High Technical Autonomy: Significant discretion in selecting architectures and technology stacks.
Global Impact: Join an international culture with 25 nationalities and tackle top-tier technical challenges.
Growth Paths: Pursue specialist tracks like Tech Lead or Principal Engineer with performance-based raises every six months.
Flexible Environment: Full flexible working hours (no core time) and the ability to work from home or the office.

Work Location
Tokyo (Remote/Hybrid options available)