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In-house software development means leveraging company resources (in-house team) to develop or implement software according to the company-specific requirements. With in-house development, the team you assemble will all develop the company projects, dedicatedly, directing all efforts towards the success of the company. With outsourcing, the initial time and cost savings come from not hiring employees and not investing in infrastructure. With an outsourcing, there are no cultural differences, no language barriers, no communication barriers, regular availability, and all internal concerns.