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IT Subcontractor Agreements: Aligning Delivery Obligations with Customer Promises

May 23, 2025
7 min read

An IT business signs a customer agreement with defined milestones, confidentiality obligations and a commitment to provide specified deliverables. It then engages a subcontractor to perform a substantial part of the work.


The subcontractor’s agreement is much simpler. It identifies an hourly rate and a general description of services, but says little about acceptance, ownership or what happens if the engagement ends before the project is complete.


The business remains responsible to its customer. Its ability to manage the subcontractor depends on a different, less developed set of terms.


That gap can become commercially significant.



A delayed deliverable may affect a customer milestone. Incomplete documentation may make a transition difficult. Unclear intellectual property rights may prevent the business from confidently granting the rights it has promised.


Reviewing IT subcontractor agreements alongside customer commitments helps leadership understand where these gaps exist and decide how to address them before work begins.


Start with What the Business Has Promised


A subcontractor agreement should reflect the role the subcontractor performs in delivering the customer relationship.


The starting point is the customer agreement. What must the business deliver? Which dates matter? What standards apply? What rights must it provide in the completed work?


The review should then identify which obligations depend on the subcontractor.


For example, a developer may be responsible for a component needed before customer testing can begin. A specialist may require access to confidential information or production systems. A consultant may produce documentation that the customer expects to use after implementation.


Each role introduces different requirements.


The objective is to establish the commitments the subcontractor must support and the processes the business needs to manage that support.


Define Deliverables Beyond a General Service Description


A description such as “development services” or “technical assistance” may be sufficient to identify the broad activity. It offers limited guidance on what constitutes satisfactory completion.


The agreement should distinguish between supplying time and delivering a defined result.


A time-based engagement may require regular reporting, agreed priorities and confirmation of work performed. A deliverable-based engagement may need specifications, milestones and a review process.


Consider a subcontractor engaged to build an integration. The customer expects a working connection, supporting documentation and assistance during testing. The subcontractor understands its role as writing the code and submitting it for review.


If the scope does not address those differences, the IT business may need to complete the remaining work itself or negotiate additional services under pressure.


Clear deliverables help the business price the engagement and assess whether the subcontractor’s proposed services support the customer commitment.


Coordinate Milestones and Dependencies


Customer deadlines and subcontractor deadlines should be assessed together.


A subcontractor milestone may need to allow time for internal review, testing and correction before the corresponding customer date. Setting both deadlines on the same day leaves little room to manage issues.


The review should also identify dependencies.


Does the subcontractor need access to a system? Who provides the requirements? Which decisions must be made before work can proceed?


If an input is delayed, the parties should have a clear process for assessing the effect on timing and resources.


The business also needs early visibility into delivery risks. Progress reporting and escalation procedures should be proportionate to the work and its significance to the project.


These arrangements give project managers information they can use before a missed milestone affects the customer.


Establish a Practical Review and Correction Process


The business needs a defined way to assess subcontractor work before relying on it for customer delivery.


The agreement should address how work is submitted, what requirements apply and how identified issues will be handled.


A review process should distinguish between work that does not meet the agreed requirements and a request that changes those requirements. That distinction affects responsibility, fees and timing.


For example, an integration may fail an agreed test because the delivered work is incomplete. Alternatively, the customer may introduce a new workflow after development is finished.


Those situations require different commercial treatment.


The subcontractor’s process should also support the business’s obligations to its customer. If the customer has a defined testing period, the business needs sufficient time and cooperation to respond to relevant findings.


Secure the Rights Needed for Customer Delivery


Intellectual property provisions deserve attention before development begins.


The business should understand what rights it needs from the subcontractor to fulfil its customer agreement and support its own operating model.


The work may include newly created code, pre-existing tools, reusable components and third-party materials. The agreement should address those elements appropriately.


A general statement that the customer will own the final deliverable does not, by itself, establish that the business has obtained the necessary rights from everyone contributing to it.


The review should consider ownership or licensing arrangements, permitted use and any conditions affecting the agreed rights. It should also assess whether the subcontractor can include particular components in the work.


Technical input is important. The business needs an accurate understanding of what is being delivered before the legal terms can reflect it.


Align Confidentiality and Access Responsibilities


Subcontractors may receive customer information, technical documentation and access to systems.


The agreement should reflect the information and permissions needed for the engagement. It should also support the confidentiality and security commitments the business has made to the customer.


Relevant procedures may include approved access methods, restrictions on sharing, the use of personnel and the return or removal of information when work ends.


The review should identify any customer requirements that need to be communicated to the subcontractor before access is granted.


Where personal information or particular security obligations are involved, appropriate legal and technical assessment may be required.


Operational controls matter alongside the wording. The business should have a reliable process for granting access, monitoring relevant permissions and removing them when they are no longer needed.


Manage Changes Without Losing Commercial Control


Customer requirements can evolve during delivery. The subcontractor needs a clear process for receiving and approving changes.


Without that process, customer personnel may direct the subcontractor informally. Work can expand before the IT business assesses its effect on the budget or customer agreement.


The arrangement should establish who may give instructions and who can approve additional fees.


A technical discussion should not automatically become authorization to perform more work at the business’s expense.


The review should also coordinate change procedures across both relationships. If the subcontractor identifies additional work, the business may need to obtain customer approval before committing to it.


This helps prevent the company from accepting a cost upstream that it has not addressed downstream.


Assess Payment Terms Against the Work Being Purchased


Subcontractor payment terms should reflect the engagement model and the business’s delivery cycle.


A time-based arrangement may require supporting records and approval procedures. A fixed-price project may use defined milestones. Expenses and third-party purchases may need separate authorization.


Leadership should understand when the subcontractor must be paid relative to when the business can invoice and collect from its customer.


A mismatch may be commercially acceptable, but it creates a financing requirement that should be deliberate.


Payment conditions should also be clear enough to administer consistently. Uncertainty about approval, completion or supporting records can damage the working relationship and distract from delivery.


Finance and project management should be involved where the terms affect cash flow or milestone administration.


Review Responsibility for Problems in Context


The IT business may remain accountable to its customer even where a problem originates in subcontracted work.


The subcontractor agreement should provide a considered allocation of responsibilities, including relevant obligations concerning correction, claims and insurance.


The review should assess those terms against the nature of the work and the subcontractor’s role. A specialist responsible for a limited task presents different considerations from a provider managing a substantial part of implementation.


Customer and subcontractor provisions should be reviewed together to identify material gaps.


Exact alignment may not be achievable. Leadership should nevertheless understand what exposure the business retains and what other measures may be needed to manage it.


Contract terms should sit alongside appropriate selection, oversight and delivery controls.


Plan for Continuity if the Engagement Ends


A subcontractor may leave before the customer project is complete. The business needs a practical route to continue the work.


The agreement should consider the handover of work in progress, code, documentation and relevant access information. It should also address the cooperation needed for a transition.


These responsibilities should be coordinated with payment and intellectual property provisions.


For example, the business may need another developer to complete a component. That transition is harder if the work is stored only in the subcontractor’s environment or lacks sufficient documentation.


Continuity also depends on operating practices. Maintaining appropriate access to project materials throughout delivery can reduce reliance on a single individual.


Planning the handover before a problem arises gives the business more options if circumstances change.


Review the Agreements Around Your Most Important Dependencies


An IT business does not need to revise every subcontractor arrangement at once.


Begin with roles that are essential to customer delivery, involve substantial access or contribute important intellectual property. Recurring disputes over scope, correction or additional fees can also identify priorities.


The review should draw on customer contracts, subcontractor terms and actual project practices.


That evidence helps determine whether the business needs a targeted amendment, a revised standard agreement or a coordinated update to both customer and subcontractor documents.


Existing signed arrangements require separate assessment. New templates do not change current commitments; proposed amendments need to follow the applicable process and obtain any necessary agreement.


Before You Delegate the Next Major Deliverable


If your business has promised its customer rights, timelines or standards that are not clearly supported by its subcontractor arrangements, the gap deserves attention before further work is assigned.


A new project, specialist appointment or larger subcontracted engagement can provide a useful point to begin.


Reviewing the connected agreements gives leadership a clearer basis for deciding what the subcontractor must deliver, how the work will be managed and what responsibilities remain with the business.


The initial scope can be focused on one customer project and the subcontractor documents supporting it.


Discuss Your IT Subcontractor Agreements with Delta Law


Delta Law helps technology businesses review subcontractor agreements in the context of their customer commitments, delivery requirements and intellectual property arrangements.


A consultation provides an opportunity to discuss an upcoming engagement or recurring issue, identify the documents that warrant attention and consider an appropriate scope for review.


   

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