ATS keywords

Software Engineer resume keywords

These are the top 14 ATS-relevant keywords every Software Engineer resume should include in 2026. Copy them into your resume, then let ApplyX tailor it to any job description.

Keywords by priority

Priority is based on frequency in real Software Engineer job descriptions. Use critical keywords in your summary and top experience bullets.

1algorithms
Critical
2data structures
Critical
3system design
Critical
4unit testing
Critical
5code review
Critical
6git
Important
7ci/cd
Important
8agile
Important
9rest api
Important
10microservices
Useful
11cloud
Useful
12troubleshooting
Useful
13performance optimization
Useful
14documentation
Useful

How to use these keywords

Summary section: Include 3-4 critical keywords naturally. Example: “Experienced Software Engineer with expertise in algorithms, data structures, system design.”
Skills block: List all relevant keywords in a comma-separated skills section. ATS systems scan this first.
Experience bullets: Pair keywords with measurable impact. “Implemented algorithms resulting in 25% improvement in delivery time.”
Projects section: Name the tools and technologies you used. Every keyword in context adds ATS weight.

Next step

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