Staff augmentation vs outsourcing software development

The difference in one sentence each

Staff augmentation is renting people. An agency supplies one or more developers who join your team, use your tools, follow your processes and take direction from your managers. You decide what gets built and how. The agency handles recruiting, payroll and replacements.

Outsourcing is buying an outcome. You describe what you need, and a development company plans, designs, builds and delivers it with its own team and its own project management. You decide what the software should do, and they decide how to get there.

Staff augmentation vs outsourcing compared

• Who manages the work: with staff augmentation, you do. With outsourcing, the partner does.
• What you need in-house: staff augmentation needs a technical lead or engineering manager. Outsourcing needs someone who knows the business and can make decisions.
• Control: staff augmentation gives you control over every technical choice. Outsourcing gives you control over goals and priorities.
• Skills covered: augmented staff fill specific gaps, such as one mobile developer. An outsourced team usually brings design, development, testing and project management together.
• Speed to start: augmentation can add a person quickly if your process is already running. Outsourcing takes a little longer to plan but does not need your process to exist.
• Knowledge retention: augmented developers work inside your systems, so knowledge stays with your team if they leave. With outsourcing, make sure documentation and code access stay with you.

When each model makes sense

Staff augmentation usually fits when you already have developers and a lead who sets priorities and reviews code, when you need extra hands for a busy period or a skill your team lacks, and when you want new people to work exactly the way your team already works. It is the wrong choice if you are hoping the added developers will also figure out what to build.

Outsourcing is usually the better choice when:

• You have no technical team and do not want to build one yet.
• The project needs several skills at once: design, front end, back end, hosting and testing.
• You want one accountable partner instead of managing individual developers.
• You would rather spend your time on the business than on sprint planning and code reviews.

Onshore, nearshore and offshore

Both models come in different locations, and location changes cost, communication and risk more than it changes skill. Good and bad developers exist everywhere.

• Onshore, or US based software development companies: same legal system, easy contracts, overlapping work hours and usually the highest rates.
• Nearshore software development, typically Latin America for US businesses: lower rates than the US with much of the same workday, so live meetings are easy.
• Offshore, such as Eastern Europe or South and Southeast Asia: often the lowest rates, with large time zone gaps that push communication into written updates and early or late calls.
• Mixed models: many companies contract with a US entity that runs teams in several locations. Ask who will actually do the work and where.

How to choose the right model

1. Be honest about managementIf nobody on your side can review code and set technical direction, staff augmentation will struggle. Choose outsourcing.
2. Define what you are buyingA specific skill for a set period points to augmentation. A working product or system points to outsourcing.
3. Decide on location limitsAgree how much time zone overlap you need and whether the contract must sit with a US company.
4. Ask who does the workGet names or roles of the actual people, how they are managed and what happens if one leaves.
5. Check ownership and accessMake sure code, accounts and documentation belong to you, whichever model you choose.
6. Start with a small pieceRun a short first phase before committing to a long contract, and judge the partner on how it goes.