AI Will Expose Senior Engineers
Photo by Centre for Ageing Better on Unsplash
There’s a quote doing the rounds:
“AI won’t replace senior engineers. It’ll expose the ones who were only senior because they could write code.”
It’s one of those statements that sounds edgy, and looks good on LinkedIn.
Then you realize it’s not the ramblings of an edge lord at all, it’s just an accurate observation.
Optimize the Easy Bit
Let me ruin something for you.
Writing code is the most visible part of the job.
It is not, and has never been, the hardest part of the job. Or the part of the job that anyone was ever interested in. Product only ever wanted features. The business gave a nod to maintainability, but then never really cared except to the extent that they know that we would need to push features sometimes in the future.
Yet you already know that entire careers were built around coding alone (and trust me some of those people were not easy to work with). Everyone would be happier if people who would churn out code at pace, turning out some feature that looked impressive (no matter if it introduced bugs into production or not).
When code is churned out you might be impressed. The feature is done (how did they do that?) and everyone was happy. At least until they needed to
• Maintain it
• Extend it
• Debug it
• Explain it to someone else
That’s when rushed code tends to fall apart. Which is… a problem.
The “Code-Only Senior”
Somewhere along the way, we promoted the wrong people.
Not maliciously. Just…lazily.
If you churn out enough tickets you’ll impress the right people, and you’ll start to get noticed. Appreciated, even,
You stick around long enough, you get “senior”.
You ship enough tickets, you get “senior”.
You survive enough reorganizations, you get “senior”.
And suddenly
• You’re expected to design systems
• Mentor juniors
• Challenge bad decisions
• Understand trade-offs
Happy Days. You might think.
Yet many of these senior developers cannot do any of this, because they’ve been promoted beyond their capabilities.
Which is no real surprise, because where do you pick up these skills when your entire career has been built on
“Give me a ticket and I’ll write some code”
This is something that has played out many times more than I’d like to admit.
Developers with years of experience unable to answer basic architectural questions… but very capable of arguing about import ordering in code review. This sounds remarkably close to home if you ask me.
The thing is, in 2026 if your main differentiator is writing code fast AI just undercut you. It’s over. And you desperately need to change. Remember AI doesn’t get tired, need benefits or require food breaks. You do. It’s over.
What Good Senior Engineers Actually Do
Real senior engineers were never defined by code output.
They
Make Decisions When There Is No Clear Answer
Understand the System (Not Just the File)
Unblock Other People
Know When Not to Build
These are differences between people and machines, just for now.
We’re heading toward a weird phase.
• Fewer junior roles (because AI does the grunt work)
• More demand for actual senior thinking
• A shrinking tolerance for passengers
The thing is that we’ve spent years not training people properly, so we have senior engineers who aren’t able to perform the role as needed in these scary AI times. We don’t have them now, and with the lack of junior roles (because AI can “just” do that!) where are the future senior developers going to come from? That’s a good question.
Conclusion
If your value is:
“I write code quickly”
You should be worried.
If your value is something along the lines of
“I understand problems, systems, and people”
You’ll be fine.
Possibly even more in demand than ever.
Isn’t that a hopeful end to this article?
About The Author
Professional Software Developer “The Secret Developer” can be found on Twitter @TheSDeveloper and regularly publishes articles through Medium.com
The Secret Developer is a superhuman robo-developer. Which means they have Claude on auto mode.