Software Engineer in Test (SET)

Fukuoka, TokyoLINE Corp, LINE FukuokaEngineeringQAFull-time

Type of employment

Permanent employee


Job Description

[Our Goals and Issues We Are Working to Solve]

・Bolster the number of teams in which developers can independently create, operate, and maintain end-to-end testing.

・Resolve the issues that developers face in testing with technology.

・Develop a testing library for solving problems that are difficult to address with existing open source software (OSS).

・Create an environment that lets developers work smoothly by utilizing tests.


[Specific Responsibilities Include]

・Building various test infrastructures as well as proposing, creating, and supporting frameworks for development teams.

・Development and operation of test platforms.

・Design, development, and operation of product tests as a member of a development team.


■ Appeal of this Position

・Ability to get involved with a variety of LINE services.

・Lots of freedom in technical choices and discretion in project direction.

・Opportunities to get involved in development while focusing on a variety of tests.


■ Career Path

Leverage your existing development experience to build a career specializing in the area of automated testing or as a Software Engineer in Test (SET). This position offers you the opportunity to get involved in the testing of large-scale LINE services and gain knowledge about a wide variety of solutions. Since we consistently adopt the latest testing technologies, the successful candidate will have the discretion to gain a wide range of experience.




[Required Skills]

・Experience creating/proposing unit tests, integration tests, and end-to-end tests that match the architecture, nature, and framework of a service.

・Experience developing iOS/Android applications or Web applications.

・Basic knowledge of computer science (e.g. algorithms, data structures, databases, networks).

・Non-native Japanese speakers: Japanese skills equivalent to JLPT Level N1.


[Preferred Skills]

・Development experience utilizing container runtimes (like Docker) or management tools (such as Kubernetes).

・Work experience as a SET.

・Experience contributing to OSS projects.


[Preferred Language Skills]

・Native Japanese speakers:

- Ability to read technical documents in English.

- Ability to communicate in English through email, Slack, etc.


[Who We’re Looking For]

・Those with a strong and highly motivated interest in the IT sector.

・Those who can independently consider problems and act on their own initiative.

・Those with a motivation to improve test methods.

・Those who can facilitate projects while communicating with related parties both in and outside the company.


Working Location

[TOKYO] LINE Corporation/23F Yotsuya Tower, 1-6-1 Yotsuya, Shinjuku-ku, Tokyo 160-0004

[Fukuoka] LINE Fukuoka Corporation/12F JRJP HAKATA Building, 18-1 Hakataeki Chuogai, Hakata, Fukuoka  812-0012


Working Hours

Discretionary working time


Other Benefits

[Working days]

Monday to Friday

[Rest Days, Holidays and Leaves]

Public holiday

Year end and new year holiday

bereavement leave, marriage leave, maternity leave, paternity leave

Annual leave

Refreshment leave (An employee is entitled to 10 days paid leave)

※An employee is entitled to 10 days annual leave with pay after having been employed under a continuous contract for every 5 years.


Fixed annual salary + Incentive (twice/year)Other details to be discussed during interviews.

[Salary Review]


[Other Benefits]

Transportation allowance, Medical&Social Insurance, LINE Pay Benefit plan

[Implementation of second-hand smoke prevention measures]

Prohibiting Indoor Smoking (other than Smoking Room)

Relevant Jobs