スキルハウスの採用情報
Senior Software Engineer (BSS Platform)
役職:
Senior Software Engineer (BSS Platform)
雇用形態:
Skillhouse Contract
給与:
勤務時間:
English Level - Advanced (TOEIC 860), Japanese Level - None
職務内容
A Global IT Service firm is seeking a Senior Software Engineer to help design, build, and operate the next-generation Business Support System (BSS) platform that will power its MVNE (Mobile Virtual Network Enabler) business.
The successful candidate will play a key role in designing scalable platform services while shaping the architecture, APIs, data models, reliability, and operational practices of this strategic platform.
Responsibilities:
- Design, develop, and operate core components of the BSS platform
- Collaborate with engineers across functions to deliver high-quality production systems
- Design and implement scalable APIs and service boundaries
- Define and evolve data models that support business growth and platform scalability
- Contribute to system reliability, observability, and operational excellence
- Participate in architecture discussions and technical decision-making
- Design, plan, and implement features based on business requirements and project objectives
- Report project progress and collaborate with globally distributed team members
Required skills:
- 5+ years of experience designing, developing, and operating production-grade software systems
- Strong backend engineering experience with Java and Spring Boot
- Experience designing and building distributed systems, APIs, and scalable platform services
- Experience with cloud-native environments, including public cloud platforms (AWS/Azure/GCP) and Kubernetes
- Experience with relational database design and data modeling
- Working knowledge of frontend development and DevOps practices
Why should you apply:
- Global business
- You will be working with international team members
- Free breakfast, lunch and dinner at the cafeteria
Company Overview:
This is a global company with a strong presence in multiple business sectors. It has achieved sustained growth both domestically and internationally, including in the U.S. and Europe. The company prides itself on its diverse and international environment, providing ample career opportunities and a commitment to equal opportunity. With a wide range of business activities, the company also works with various technologies. You can choose your preferred working environment, whether Windows or Mac! Meals at the employee cafeteria are free, and the chef regularly comes up with new menus, ensuring you never get bored of the meals!
Work Hours: 9:00 AM – 5:30 PM (Flextime or staggered working hours possible)
Work Style: Hybrid (Typically 4 days in the office, 1 day working from home)
Holidays: Saturdays, Sundays, public holidays, New Year holidays, paid leave, bereavement leave, and other special leave
Benefits: Full social insurance (employee pension insurance, health insurance, worker’s accident compensation insurance, unemployment insurance), DC pension plan, transportation allowance, childcare and caregiving support, cafeteria, retirement benefit system, welfare services (Relo Club), health counseling services, relocation support (visa support, moving), employee discounts (moving, language classes, etc.), and more
Interview Process: 3~4 times



