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Code & Deliverynoun · /ˈteknɪkəl det/

technical debt

In simple English

Technical debt is a metaphor comparing shortcuts in code to financial debt. When developers cut corners to ship features faster, they accumulate 'debt' that must be paid back later through additional engineering effort. This might include skipping tests, using temporary workarounds, or writing code that is not maintainable. Like financial debt, technical debt can be strategic—sometimes it makes sense to take it on to meet a deadline—but it always has interest: the code becomes harder to modify, bugs multiply, and future features take longer to build. High technical debt slows teams down significantly over time. Understanding when to accept debt and when to avoid it is crucial for sustainable software development.

Understand what technical debt means in software development and how it impacts long-term project costs.

At a glanceCEFR B2
Commonness5/5
Versatility4/5
FormalityCasualFormalNeutral
Spoken ↔ WrittenSpokenWrittenBoth
Directness ↔ DiplomaticDirectDiplomaticDirect
RegionUS and UK
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Say it like this

✓We are carrying a lot of technical debt in that module.
✓We need to pay down our technical debt before the next release.
✓Taking on technical debt to hit the deadline was a calculated risk.

Real examples

in a standup

"We shipped the feature on time, but we accumulated some technical debt by skipping unit tests."

in a code review

"This hardcoded value is a shortcut—we are adding to our technical debt here."

in a team meeting

"If we do not address our technical debt soon, every new feature will take twice as long to develop."

Don't say this

Handle with care. Technical debt is not a bad thing per se—it is a strategic trade-off. Do not use it to mean simply 'bad code' or 'bugs'. It refers to shortcuts taken deliberately to deliver faster, with known future costs.

✕We have too much technical debt, so we need to stop coding.
✓We have too much technical debt, so we need to allocate time to refactoring.— Technical debt is not fixed by stopping work; it is fixed by paying it down through refactoring and cleanup.
✕Technical debt means the code has bugs.
✓Technical debt is the backlog of work created by prioritizing speed over quality.— Debt refers to future work, not current bugs. Bugs are separate issues.
✕We should never take on technical debt.
✓We should take on technical debt strategically when time-to-market is critical.— Technical debt is sometimes the right business decision; the key is being intentional about it.

Other forms

noun

technical debt

"Technical debt in our codebase is slowing down development."

noun phrase

accrue technical debt

"We accrued technical debt by shipping the MVP without full test coverage."

noun phrase

pay down technical debt

"We need to pay down technical debt in the authentication module."

Often used with

accrue / accumulate technical debtUsed when shortcuts add up over time: 'We accumulated too much technical debt.'
pay down technical debtUsed for refactoring and cleanup work: 'We are paying down technical debt this sprint.'
high / low technical debtDescribes the severity: 'This module has high technical debt.'
take on technical debtUsed when deliberately choosing speed over quality: 'We took on technical debt to meet the deadline.'
technical debt interestThe ongoing cost of carrying debt: 'The technical debt interest is slowing us down.'

Similar words

code debtSlightly less formal; means the same thing.
legacy codeRefers to old code, but does not always imply a deliberate trade-off like debt does.
technical backlogMore general term for outstanding engineering work, including but not limited to debt.

Opposites

code qualitymaintainabilityclean code

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Practice

Try it

4 quick exercises

Pick the most natural phrasing

1. Your manager asks why the new feature is taking longer than expected. You want to explain past shortcuts. What do you say?

Complete the sentence

2. We shipped quickly last quarter, but now we are _______ the _______ by refactoring the payment module.

Spot the mistake

3. Which sentence uses 'technical debt' incorrectly?

Rewrite naturally

4. Rewrite this in natural tech English using 'technical debt': 'We made the code quickly without testing, and now it takes longer to add new things because the code is messy.'

Questions

Quick poll

Have you said "technical debt" in a standup this week?

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