#4193 Software Development Plans, Processes, Procedures, Work Instructions

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#4193 Software Development Plans, Processes, Procedures, Work Instructions

#4193 Software development plans, processes, procedures, work instructions ... Explain the progression from general to specific

Think of the progression from a Plan down to a Work Instruction as a zoom lens. You start with the "satellite view" of the entire mission and end with a "microscopic view" of a single task.

In the software world, this hierarchy ensures that the high-level business goals actually match the code being written.

1. The Software Development Plan (SDP)

The "What" and "When"

This is your strategic roadmap. It doesn't tell you how to write a function; it tells you how the project will be managed. It’s the high-level agreement between stakeholders and the dev team.

  • Focus: Budget, schedule, resource allocation, and risk management.

  • Example: "We will build a banking app over 12 months using an Agile framework with a $2M budget."

2. Processes

The "Flow"

Processes define a high-level sequence of events or stages. They are the "lifecycle" of the project. If the Plan is the map, the Process is the route you've chosen to drive.

  • Focus: Stages of development (Requirements → Design → Coding → Testing → Deployment).

  • Example: The Scrum Process (Sprints, Daily Stand-ups, Retrospectives).

3. Procedures

The "How-To" (at a Departmental level)

Procedures get more tactical. They describe the established way of doing a specific type of work within the process. They often define roles and responsibilities—who does what and when.

  • Focus: Consistency and compliance across the team.

  • Example: The Change Management Procedure. (e.g., "To change a requirement, the Lead Dev must fill out Form A, submit it to the Product Owner, and wait for a 48-hour review period.")

4. Work Instructions (WI)

The "Step-by-Step"

This is the most granular level. A Work Instruction is a "how-to" guide for a specific task. If a new junior dev walked in today, they should be able to follow a WI to complete a task without asking for help.

  • Focus: Technical execution and specific tools.

  • Example: "How to set up the local Docker environment" or "The specific steps to run a Jenkins build pipeline."

Comparison Summary

LevelDocumentScopeTarget Audience
HighPlanProject-wide goalsStakeholders, PMs
Mid-HighProcessThe "Way of Working"The whole Dev Team
Mid-LowProcedureSpecific workflowsTeam Leads, QA, DevOps
LowWork InstructionSingle task executionIndividual Contributors

A Real-World Scenario: Code Reviews

  • Plan: "We will maintain high code quality through peer oversight."

  • Process: "All code must be reviewed before merging into the main branch."

  • Procedure: "Open a Pull Request (PR) in GitHub, assign two reviewers, and address all comments before the PR can be approved."

  • Work Instruction: "Open GitHub, click 'New Pull Request', select 'Main' as the base, add the 'Feature' label, and tag @SeniorDev1 for review."

Would you like me to help you draft a template for one of these levels—perhaps a specific Work Instruction or a Change Management Procedure?


From <https://gemini.google.com/app/>  Google Gemini 3.0 (Fast)

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