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This job listing has been automatically translated by AI. The Japanese version is the authoritative text. All compensation is paid in Japanese Yen (JPY).

Some free-text details (such as special notes or the reason for age restrictions) may still appear in the original Japanese until an accurate translation is confirmed, since translating them out of context could distort their meaning.

Hello Work Internet Service株式会社ユー・タチ

横浜市西区（横浜駅３分）／マイコン向けファームウェア開発

Job no. 13030-18176061

月給 400,000円〜700,000円
Work location
神奈川県横浜市
Working hours
9:00〜18:00
Annual holidays
125日
Employment type
Permanent

What will I do?

家電製品や産業機器に搭載されるマイコンのベアメタル（ＯＳ無） ファームウェア開発業務です。ハードウェアを直接制御します。 ＊ＲｅｎｅｓａｓやＡＲＭ系マイコンのデータシートに基づくレジ スタレベルでの設定 ＊周辺ペリフェラル（ＵＡＲＴ、ＳＰＩ、Ａ／Ｄコンバータ等）の デバイスドライバ作成 ＊オシロスコープやロジックアナライザを用いた、ハード

More details

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Job description / Requirements & experienceJob description · Experience required · Requirements & experience
Job description
家電製品や産業機器に搭載されるマイコンのベアメタル（ＯＳ無） ファームウェア開発業務です。ハードウェアを直接制御します。 ＊ＲｅｎｅｓａｓやＡＲＭ系マイコンのデータシートに基づくレジ スタレベルでの設定 ＊周辺ペリフェラル（ＵＡＲＴ、ＳＰＩ、Ａ／Ｄコンバータ等）の デバイスドライバ作成 ＊オシロスコープやロジックアナライザを用いた、ハードとソフト の境界領域のデバッグ ＊メモリ制約や処理速度の制約が厳しい環境下でのコードの最適化 ※ハードウェアエンジニアと対等に議論し、最適なシステム分割を 提案できる方を求めます。 ※変更範囲：変更なし
Experience required
Required Experience, Knowledge, Skills, etc. Must have: 3 or more years of experience developing microcontroller firmware (bare-metal) using C language, and the ability to read datasheets and create drivers independently.
Requirements & experience
Required Experience, Knowledge, Skills, etc. Must have: 3 or more years of experience developing microcontroller firmware (bare-metal) using C language, and the ability to read datasheets and create drivers independently.
Pay & allowancesBase salary · Commuting allowance · Bonus
Wage
月給 400,000円〜700,000円
Base salary
Base (monthly avg.) or hourly: ¥400,000–¥700,000
Commuting allowance
Up to ¥30,000/month
Bonus
Yes (2 times/year)
Work styleWorking hours · Annual holidays · Overtime
Work location
〒220-0004 神奈川県横浜市西区北幸１丁目１１ー１ 水信ビル 当社 横浜サテライト
Working hours
Hours 1: 9:00–18:00
Days off
Sat, Sun, Public holidays, Others / New Year break, summer break, Golden Week / 10 days paid leave after 6 months
Annual holidays
125 days
Overtime
Yes (avg. 10h/month) / No special clause (Art. 36 agreement)
Employment & contractEmployment period · Conversion to permanent · Insurance enrolled
Employment type
Permanent employee
Employment period
No fixed term
Insurance enrolled
Full social insurance (health, pension, employment, accident)
Dormitory / company housing
No
Apply & selection / About the companySelection method · Business activities · Company features
Selection method
Interview (1 planned), Document screening
Result notification
after document screening / after interview / documents: within 3 days of receipt / interview: within 7 days
Business activities
Software design, development, operation and digital transformation work. Outsourcing services including contract work, outsourced work, and dispatch services. Software engineer training and technical support. Human resources placement and other services.
Company features
Established in 2016, our company has active members primarily in their 20s to 40s across various fields. We prioritize creating an environment where employees can work with peace of mind and continuously improve their skills.
Other info (from job posting)
◎ Business expansion and multiple development projects planned. Large-scale recruitment planned. ※ In addition to this job posting, we are recruiting for many other positions. If you have hopes such as「wanting to increase income from your previous job」「skill development is not expected at your current job」「wanting to change your work environment」, or if you have preferences regarding salary conditions or work style, please feel free to consult during the interview. * If you wish to apply, please send your resume, career history (if applicable), and referral letter. Please contact Hello Work in advance when applying. ◎ Our company is committed to operations that are considerate to engineers. ※ Foreign nationals must have Japanese N2 level as a requirement.
Original Hello Work listingHello Work Internet Service

Can I apply for this job?

Visa Status

This Hello Work listing does not state which residence status it is open to.

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Japanese
Not listed
Experience

Experience required

Ｃ言語を用いたマイコンのファームウェア（ベアメタル）開発経験 ３年以上、データシートを読み解きドライバを自作できるスキル

Foreign Staff
Has hired foreign workers before

For anything not listed, you can ask the employer directly by email.

This job listing has been automatically translated by AI. The Japanese version is the authoritative text. All compensation is paid in Japanese Yen (JPY).
Bonus availableFull social insurancePay raisesTransport paid

Just your email address is enough to apply.

Apply directly to the employer by email. The official site is a separate option. Opening your email app does not send it.

Application deadline2027/01/31
Posted date2026/11/10
Job no.13030-18176061
In short
Plain language · auto-generated
This is a IT & engineering job. Training is provided. Weekends off, with 125 days off per year.

Job description

家電製品や産業機器に搭載されるマイコンのベアメタル（ＯＳ無） ファームウェア開発業務です。ハードウェアを直接制御します。

  • ＲｅｎｅｓａｓやＡＲＭ系マイコンのデータシートに基づくレジ スタレベルでの設定
  • 周辺ペリフェラル（ＵＡＲＴ、ＳＰＩ、Ａ／Ｄコンバータ等）の デバイスドライバ作成
  • オシロスコープやロジックアナライザを用いた、ハードとソフト の境界領域のデバッグ
  • メモリ制約や処理速度の制約が厳しい環境下でのコードの最適化
  • ハードウェアエンジニアと対等に議論し、最適なシステム分割を 提案できる方を求めます。
  • 変更範囲：変更なし

Pay & allowances

Base salaryBase (monthly avg.) or hourly: ¥400,000–¥700,000
BonusYes (2 times/year)
Pay raiseYes (¥6,000–¥30,000/month)
Fixed overtime payNo
Commuting allowanceUp to ¥30,000/month
Pay cut-off dayEnd of month
PaydayEnd of month

Work style

Working hoursHours 1: 9:00–18:00
Break time60 min
OvertimeYes (avg. 10h/month) / No special clause (Art. 36 agreement)
Days offSat, Sun, Public holidays, Others / New Year break, summer break, Golden Week / 10 days paid leave after 6 months
Annual holidays125 days

Employment & contract

Employment typePermanent employee
Employment periodNo fixed term
Trial periodYes (3 months; same conditions as regular employment)

Benefits & welfare

Insurance enrolledFull social insurance (health, pension, employment, accident)
Retirement allowanceNo
Dormitory / company housingNo
Training program

Training system: Available to non-regular employees. Training content: Professional technology training, business training.

Benefits

Transportation allowance up to 30,000 yen per month; Various allowances including overtime pay (full amount), family allowance, transfer allowance; Commendation bonus system; Housing allowance; Moving expense subsidy; Uniform provision; Recreation activities; Technical exchange meetings; Skill-up support: examination fee subsidy, seminar and correspondence education course fees

Commute by carNot allowed

Apply & selection

Experience required

Required Experience, Knowledge, Skills, etc.

Must have: 3 or more years of experience developing microcontroller firmware (bare-metal) using C language, and the ability to read datasheets and create drivers independently.

AgeUnder 59 / upper limit = mandatory retirement age / Reason: Due to the age 60 mandatory retirement system
Number of openings1 (expansion)
Selection methodInterview (1 planned), Document screening
Result notificationafter document screening / after interview / documents: within 3 days of receipt / interview: within 7 days

About the company

株式会社ユー・タチ
Business activities

Software design, development, operation and digital transformation work. Outsourcing services including contract work, outsourced work, and dispatch services. Software engineer training and technical support. Human resources placement and other services.

Company features

Established in 2016, our company has active members primarily in their 20s to 40s across various fields. We prioritize creating an environment where employees can work with peace of mind and continuously improve their skills.

Message from the employer

Please refrain from business solicitation.

Number of employeespart-time: 0
Capital¥40,000,000
Year founded2016

Other info (from job posting)

Business expansion and multiple development projects planned. Large-scale recruitment planned. ※ In addition to this job posting, we are recruiting for many other positions. If you have hopes such as「wanting to increase income from your previous job」「skill development is not expected at your current job」「wanting to change your work environment」, or if you have preferences regarding salary conditions or work style, please feel free to consult during the interview. * If you wish to apply, please send your resume, career history (if applicable), and referral letter. Please contact Hello Work in advance when applying. ◎ Our company is committed to operations that are considerate to engineers. ※ Foreign nationals must have Japanese N2 level as a requirement.

Some free-text details (such as special notes or the reason for age restrictions) may still appear in the original Japanese until an accurate translation is confirmed, since translating them out of context could distort their meaning.

Check before you apply

  • Whether your residence status permits this kind of work
  • Whether the pay, hours, and days off match your wishes
  • How to apply and what documents are needed (Hello Work may require a referral letter)
  • If applying with the Specified Skilled Worker visa: the company needs to prepare to accept SSW workers (support system, notifications, etc.). When applying or inquiring, ask whether they plan to accept SSW workers

GloJob does not judge work eligibility or visa suitability. Please make the final confirmation yourself, with the employer and a professional.

For employers: see here for information on hiring international talent and preparing to accept SSW workers → Employer page (Japanese)

Just your email address is enough to apply.

See how to apply through the official Hello Work site (another option)

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Job number for this posting
13030-18176061

Search this number on the official Hello Work website to find this job.

There are three ways to apply

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  2. Online referral

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※ Whether "online self-application" is available differs by job. Check the "Online self-application accepted" field on the official Hello Work page.

If you're worried about Japanese (free, with interpreters)

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This listing is information published on Hello Work Internet Service. Applications are made externally (at Hello Work). GloJob does not judge work eligibility.（Last checked: 2026/11/11）

Original Hello Work listing

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月給 400,000円〜700,000円