TL;DR: AI is compounding technical debt by increasing the volume of code teams must verify, with Sonar reporting that 88% of developers see negative debt impacts and 42% of committed code is now AI-generated or assisted, while 93% also see cleanup benefits. The practical issue is not AI itself but whether organisations can enforce continuous code verification and quality gates before unreliable or duplicative code becomes operational debt.
Editorial analysis by NHI Mgmt Group, based on content published by Sonar: “Why technical debt is still your team's biggest productivity drain”.
By the numbers:
- 88% of developers report at least one negative impact of AI on technical debt, according to Sonar.
- 42% of committed code is now AI-generated or assisted, according to Sonar.
- 93% of developers report at least one positive impact of AI on technical debt, according to Sonar.
Key questions
Q: What should teams do first when AI-generated code starts increasing technical debt?
A: Start by enforcing automated quality gates on every commit.
Q: Why does AI-generated code increase the risk of outages and defects in software delivery?
A: AI-generated code can introduce bugs, unreadable logic, maintainability problems, and security flaws even when it appears syntactically correct.
Q: How do security teams know if their verification controls are actually working?
A: They work if high-risk requests cannot be completed through a single channel and if helpdesk or approval attempts leave a clear audit trail.
Practitioner guidance
- Enforce quality gates on every commit Block merges unless automated analysis confirms the code meets defined reliability, maintainability, and security thresholds, including code produced with AI assistance.
- Treat technical debt as a managed backlog Classify debt items by severity, effort, and business impact so remediation is scheduled alongside feature work rather than deferred indefinitely.
- Verify AI-generated code before release Apply the same review and testing standards to AI-assisted output as to human-written code, because plausible code can still conceal duplicated logic or unreliable behaviour.
Bottom line: AI-assisted development can accelerate technical debt when organisations fail to verify code at the same pace they generate it.
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AI-generated code has become a code governance problem, not just a productivity feature. The article shows that generation speed is now outpacing the organisation's ability to verify quality. That changes the control objective from reviewing finished output to governing what is allowed into the codebase in the first place. Practitioners should treat AI-assisted development as a policy and assurance problem, not a tool-choice debate.
A few things that frame the scale:
- Only 44% of developers are reported to follow security best practices for secrets management, exposing a significant developer behaviour gap, according to the State of Secrets in AppSec.
- Only 5.7% of organisations have full visibility into their service accounts, according to the Ultimate Guide to NHIs.
A question worth separating out:
Q: What happens when technical debt is treated as a side issue instead of a governed backlog?
A: It compounds into slower delivery, higher maintenance costs, and less predictable releases. Teams keep paying interest on unresolved shortcuts while feature work becomes harder to ship and harder to trust. The practical consequence is not just extra cleanup, but a shrinking ability to change systems safely over time.
👉 Read our full editorial: AI-generated code is accelerating technical debt and review risk