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Updated 2025-04-28
Activated 2025-04-22

[System development engineer/team leader] Tokyo metropolitan area ~ Possesses approximately 22,500 PJTs including development of web/smartphone apps, etc./Realizes your ideal career ~

This posting is managed by: iHOLON Co.,Ltd
Company Name Company is not publicly visible
Job Type
iHOLON Co.,Ltd
IT (PC, Web, Unix) - Project Manager
Location Asia Japan Chiba

Job Description ■Our company’s appeal
~Prime case rate 73%! Development of web/smartphone apps, etc./Achieving your ideal career~

Through dealing with customers in a wide range of industries, you will acquire skills at your assigned location depending on your desired career path.
The work of system development engineers spans a wide range of areas, from upstream processes such as requirements definition, basic design, and detailed design to downstream processes such as programming, testing, delivery, maintenance, and operation.
Just like climbing the stairs one step at a time, in order to reach where you want to be (the image of an ideal engineer),
While sharing information with your superiors and sales staff, you can make career changes and advance your career.
You are never alone, let’s aim high together!

[Project example]
Project ①: Development of a web system for job change support (BtoB)
Business content: General development work with a focus on product and service success in Agile/Scrum development
Conducting reviews of various deliverables such as design and source code
Process: Requirements definition - basic design/detailed design - development - unit test - integration test (agile development)
Technologies used: Java, C#, ASP.NET, Oracle, Windows Server, Git
Work style: 100% remote, 0% coming to work

Project ②: Development of web system for real estate companies (BtoC)
Business content:
Development of MyPage for consumers at a major real estate company (specification research, inquiries, troubleshooting, man-hour estimation, program development) Participated in customer-facing meetings and made specification adjustments, etc.
Process: Investigation/analysis, requirements definition to maintenance
Technologies used: PHP, JavaScript, Laravel, MySQL, AWS
Work style: 80% remote, 20% at work

Persol Cross Technology, which was born on January 1, 2023, aims to improve the productivity of people and organizations, pursue diverse ways of working for engineers, and solve social issues by bringing about changes in the way people work.

In the research and development/manufacturing field, we provide model-based development (MBD) for the design, development, and testing of automobiles, aerospace equipment, home appliances, and robots, and in the IT field, we provide system development, infrastructure design, evaluation verification services, etc. for a wide range of industries, mainly in the information and communications, IT/Internet, and EC fields. Furthermore, we are actively working on utilizing the latest technologies such as RPA, IoT, UWB, drones, and security, whose demand has been increasing in recent years.

In addition, in order to develop human resources who can work as engineers throughout their lives, Persol Cross Technology conducts various training programs based on the latest technological trends. In the fields of research and development, manufacturing, and IT, we offer a variety of educational environments, including group training, e-learning training, and training that incorporates remote learning, so that all engineers can be active with the latest and best technology. In addition, our training includes ``technical skills training,’’ which aims to improve specialized skills, and ``business skills training,’’ which aims to improve our abilities as members of society.We strive to develop engineers who have not only technical skills, but also human skills and communication skills.

〜Have approximately 22,500 PJTs including development of web/smartphone apps, etc./Realize your ideal career〜

■Recruitment background:

"Let’s work and laugh." is the society that Persol wants to realize.

Facing individuals with diverse values,
Our goal is to create a future where everyone around the world can experience the feeling of "working and smiling."
That is our mission.

With our group vision in mind, we
Located in the Technology SBU, which specializes in engineering fields.
Accelerate technology through cross collaboration and create a bright future together. We are a company whose mission is

We are looking for leaders who can create a bright future together with us.
This position is for those who want to take on the challenge of management.

As an end-to-end service at Persol Cloth Technology
We are building a state in which we can provide comprehensive services from upstream to downstream.

To lead your project to success,
Persol Cross Technology utilizes diverse human resources and a variety of services.
You will improve your management and technical skills, which is unique to Persol Cross Technology.
We are looking for people who can contribute to the expansion of our business through the success of our customers’ projects.

■Job details:

~As a team leader, improve the education and skills of your own employees and realize your ideal career~

As a team leader, you will be responsible for managing 3 to 5 members.
We will provide member support, evaluation, and engineer interviews depending on your wishes.
This is a position where you can experience building an organization from a management perspective.

Of course, as a development engineer, you will help us improve our technical capabilities.
Eventually, a "management course" specialized in management,
There is also a system in which you can choose between a "specialist course" that specializes in technology and a career path.

We are also working on developing a system that our internal volunteers would like to create.
By being involved in their operations, you will be able to gain experience similar to that of a pseudo PM.
If you would like to do project management in the future, we will also entrust you with work that suits your career.

As a system development engineer, you will be responsible for defining requirements, designing, implementing, testing, etc.
You will be assigned to the Tokyo metropolitan area (mainly Tokyo and Kanagawa) and will be able to gain experience in a variety of business formats, including business companies, Tiers, and telecommunications carriers.
After joining the company, we will have another career interview and select the requirements for assignment, taking into consideration your career to date, what you want to do, what you want to achieve in the future, and your work-life balance.
Our top priority is to fulfill the engineers’ wishes and add value to their careers, rather than the company’s circumstances, and our engineering department’s dedicated assignment team picks up and assigns projects that are in line with their careers.

We are focusing on cutting-edge technologies such as AI and machine learning, with a focus on web system development, and have been selected to work at Sier, telecommunications carriers, etc., mainly at business companies that provide web services.

We also offer many environments where you can learn cutting-edge technology and modern development methods, such as AI, machine learning training, React training, agile development training, Scrum Master qualification training, Python basic training, etc.

■Characteristics/Attractiveness:
Through dealing with customers in a wide range of industries, you will acquire skills at your assigned location depending on your desired career path.
From upstream processes such as requirements definition, basic design, and detailed design, to downstream processes such as programming, testing, delivery, maintenance, and operation.
The work areas of system development engineers are wide-ranging.
Just like climbing the stairs one step at a time, in order to reach where you want to be (the image of an ideal engineer),
While sharing information with your superiors and sales staff, you can make career changes and advance your career.
You are never alone, let’s aim high together!
Company Info Capital: 495,000,000 yen
Number of employees: 5001 or more
Listed: Unlisted
Established: 1979
Job
Requirements		 ■Required conditions:
<required>
Those with 3 or more years of development experience in one of the following languages:
Java, PHP, Python, C#, Ruby, Go, Swift, Kotlin, JavaScript, TypeScript
FW required

*No leadership experience required; you can take on the challenge after joining our company.

<Welcome>
Cloud, Agile development experience
Project leader and project manager experience

<Desired person image>

・Those who can work independently
・People who are committed to self-improvement and are interested in not only their own growth but also the development of young people.
・People who want to grow their business together
Japanese Level Fluent(JLPT Level 1 or N1)
Salary JPY - Japanese Yen JPY 4000K - JPY 7000K   
Other Salary
Description		 Salary details:
■Estimated annual income: 4.3 million to 6.7 million yen
■Monthly salary: 300,000 yen to 430,000 yen
*Decisions will be made in accordance with our company regulations, taking into account experience and age.
*Excess overtime will be paid separately in 1-minute increments.

*Full transportation expenses paid

[Salary structure]
"Basic salary" + "Regional allowance" = "Monthly salary"
*Closing at the end of the month → Payment on the 25th of the month
*Basic salary will not change during the 3-month trial period.

Welfare benefits:
◆Salary increase available
◆Bonus twice a year
◆Various technical support
◆Property accumulation savings system
◆Defined contribution pension, etc.
Holidays Flex holiday (3 days/year)
Job Contract
Period		 [full-time employee]
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