Let me sell you on this — and then give you the reality checks, because you deserve both.
Why this is worth doing
- It is possible, and likely, that you will get in. For most people who stick with it, the question is when, not if. That is a genuinely unusual thing to be able to say about a career change.
- The pay is great. Software engineering is one of the best-paid careers available to foreigners in Japan. Look at real numbers rather than taking my word for it: opensalary.jp — software engineer.
- The environment is excellent. Interesting problems, good colleagues, flexibility, and a career with room to grow for decades.
The reality checks
I am not going to pretend it is effortless. Go in with clear eyes:
- The hiring state. The market moves. Some years are hotter than others, and entry-level is always more competitive than senior. The way you win is by being demonstrably better prepared than the next applicant — which is exactly what this guide is for.
- The cost of bootcamps. Bootcamps in Japan are not cheap. They can be worth it for some people, but they are not required, and "I can't afford a bootcamp" is not a reason to give up. Self-teaching is a completely viable path, and most of this guide assumes it.
- The time. For most people doing this alongside a job, becoming employable takes roughly a year of consistent effort. Faster full-time; slower if life is full. Consistency matters more than raw hours.
Why career-changers have a real edge
If you are coming from teaching or another people-facing field, you already have skills the industry struggles to hire for:
- Explaining complex things simply — this is the job in code review and design discussions.
- Patience, structured practice, and knowing how people (including you) learn.
- Reliability and follow-through.
- Working with and for other people. Engineering is a team sport.
"Can write code" is the entry ticket, not the prize. Much of what makes a great engineer, you may already have.
Do this now
Open opensalary.jp and look at real engineer salaries in Japan. Then write down, honestly: why do you want this, and how many hours a week can you realistically commit? Keep that note visible. On the hard days, it is what keeps you going.