| Abbreviation | Definition |
|---|---|
| SEPT | Software Engineering Process Technology |
| SEPTA | Software Engineering Processes Tools and Application |
| SER | Serialization |
| SER | Software Error Recovery |
| SERA | System for Ethiopic Representation in ASCII |
| SERC | Software Engineering Research Center |
| SERG | Software Engineering Research Group |
| SERIOUS | Software Evolution Refactoring Improvement of Operational Usable Systems |
| SES | SCSI (Small Computer System Interface) Enclosure Services |
| SES | Scsi Enclosure Services |
| SES | Software Email Solution |
| SES | Software Enabled Server |
| SESA | Scientific and Engineering Software Applications |
| SESA | Software Engineering Students Association |
| SESD | Science and Engineering in Software Development (book; est. 1999) |
| SESU | Schneider Electric Software Update |
| SET | Software Engineering Technology |
| SETA | Software Engineering Technology and Applications |
| SETC | Software Engineering And Technology Center |
| SETI | Search For Extra Terrestial Intelligence (SETI@home) |