• Full-time

Publication date： 2026.11.03

[In-house SE] Development Engineer (Business Improvement and Efficiency)

  • System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
  • Tokyo
  • Salary： JPY 5,000,000 - 6,500,000
【社内SE】開発エンジニア(業務改善・効率化担当)
職種Position System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
会社概要Company profile Since its founding, the company has developed management execution support as its core business, and is pursuing it as a new consulting service for an era of change. It provides management execution support services to solve essential issues, and through its core PMO solutions, it participates hands-on in important projects for client companies, achieving co-creation through a commitment to working together.

"PMO (Project Management Office)" is a service that provides PJT consulting from a third-party perspective by consistently managing project issues, visualizing the progress of each unit, and introducing and establishing management processes. It is provided to a variety of industries, mainly major manufacturers and manufacturing companies.
仕事内容Job description You will be involved in corporate engineering for the entire MSOL Group. As a driver of business DX across the whole group, you will handle everything from planning to operations, promoting business improvements together with the front lines.
- Hearing requirements from management and front-line departments and translating them into IT requirements
- Vendor control and quality management for important projects such as the HR core system
- Selection and architecture design of newly introduced SaaS
- Planning and execution of API integration initiatives aimed at operational efficiency (including iPaaS)
- Automation of specific operations using Slack, GWS/M365, and the like (GAS/VBA and the like)
- Design and implementation management of data IF integration between financial accounting, PJ management accounting, and sales management systems
- Data model design for effective utilization of internal data
[[Main internal projects]]
- IF integration (financial accounting, PJ management accounting, sales management)
- HR core system development (vendor control from requirement definition through design, development, and testing phases)
- Chat operation improvement
We believe that effective utilization of the data accumulated within the company is important for MSOL's sustainable growth.
We are considering architecture based on a cloud-first approach, and going forward we want to advance API integration initiatives that also anticipate operational efficiency (automation of specific operations).
[[Examples of cloud tools used internally]]
Google Workspace, Microsoft365
Slack, Zoom, カオナビ, Sansan
Salesforce, TeamSpirit, Soarize, Snowflake, trocco, dbt, workato
AWS, Azure, ASTERIA Warp, Alteryx, Tableau
応募資格Requirement Applicants with any of the following experience
■Experience implementing SaaS
■Experience in development using APIs
■Experience in development using any scripting language
(e.g., Google Apps Script, JavaScript, etc.)
・Someone who can learn, think, and act on their own rather than merely carrying out given tasks and procedures
・Someone who wants to be involved in improving our company's operations

・Someone with experience carrying out work while communicating with people outside their own team, such as other departments and partner companies

・Someone who can communicate with officers in upstream layers
日本語力Japanese level Business
雇用形態Employment type Full-time
勤務エリアLocation Tokyo
勤務時間Working hours Flextime (9:00-18:00 / 5:00-22:00)
想定年収Salary JPY 5,000,000 - 6,500,000
条件・待遇Condition Annual holidays: 124 days *FY2025 actual (January 2025 – December 2025)
Full two-day weekend system (Saturdays, Sundays, and public holidays)
Year-end and New Year holidays
・Defined contribution pension plan
・Employee stock ownership plan
・RELO CLUB introduced
・Babysitter program
・Congratulatory and condolence payment program
・Support programs (PMP examination, PDU acquisition, English study*)
・Mentor program
・Club activity subsidies
・Regular health checkups
・Company-wide events
・Family DAY
・Welcome parties
and more

[Probation period]
Yes (3 months) *No change to employment conditions during the probation period
[Leave]
・Annual paid leave (up to 15 days granted on the date of joining, depending on the month of joining)
・Congratulatory and condolence leave
・Anniversary leave
・Sabbatical leave
・Maternity leave (pre- and post-natal)
・Childcare leave
・Nursing care leave
Other leave as stipulated in the work regulations
[Salary]
Estimated annual salary: 500万円–650万円
Annual salary system, monthly salary from \416,667
*Overtime pay provided when prescribed monthly working hours are exceeded
Employment type: Full-time employee
[Work location]
Tokyo Head Office: Midtown Tower 29F, 9-7-1 Akasaka, Minato-ku, Tokyo
Relocation: Yes / Remote work frequency: approx. 2 days per week (whether remote work is possible varies depending on the project assigned)
[Working hours]
9:00–18:00 (flextime system, no core time)
*Due to the flextime system, start and end times can be set between 5:00 and 22:00
[Social insurance]
Health insurance, employees' pension insurance, workers' accident compensation insurance, employment insurance
Measures against passive smoking: Yes / Designated smoking room installed indoors
*The company has declared "3 Zero" (0% smoking rate), and only non-smokers or those who will quit smoking upon joining are hired
選考についてProcess
Comments from United World
back to the list.
TOP