| Six sigma - | (Software Engineering) a widely used strategy for statistical quality assurance |
| Smoke testing - | (Software Engineering) an integration testing approach that constructs and tests software on a daily basis |
| Software engineering - | (Software Engineering) a discipline that encompasses the process associated with software development, the methods used to analyze, design and test computer software, the management techniques associated with the control and monitoring of software projects and the tools used to support process, methods, and techniques. |
| Software problem report - | (Software Engineering) a report of a defect |
| Software quality assurance (SQA) - | (Software Engineering) a series of activities that assist an organization in producing high quality software |
| Software Requirements Specification - | (Software Engineering) a deliverable that describes all data, functional and behavioral requirements, all constraints, and all validation requirements for software |
| Software safety - | (Software Engineering) an SQA activity that focuses on the identification and assessment of potential hazard that may have a negative impact on the operation of software |
| Spiral model - | (Software Engineering) an evolutionary software engineering paradigm |
| Stakeholders - | (Software Engineering) any person of group that has a stake in the successful completion of a software project |
| State transition diagram (STD) - | (Software Engineering) a notation for behavioral modeling |