diff --git a/setup-aws-profile/README.md b/setup-aws-profile/README.md
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+++ b/setup-aws-profile/README.md
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+# Setup AWS Profile Action
+
+A GitHub Action to setup an aws profile.
+
+## Usage
+
+```
+      - uses: ministryofjustice/github-actions/setup-aws-profile@v18.2.1
+        with:
+          role-arn: ${{ secrets.MY_AWS_ROLE_ARN }}
+          profile-name: ${{ secrets.MY_PROFILE }}
+```
+
+| Parameter                                                           | Description                                                      | Required                                                     | Default                                                     |
+| ---------------------------------------------------------------- | ---------------------------------------------------------------- | ---------------------------------------------------------------- | ---------------------------------------------------------------- |
+| role-arn                                | ARN of IAM role to create profile for | true | N/A |
+| profile-name                              | Name of AWS profile                | true | N/A |
+| aws-region           | AWS region                | false | eu-west-2 |
diff --git a/setup-aws-profile/action.yml b/setup-aws-profile/action.yml
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+name: "Setup AWS Profile"
+description: "A GitHub Action to setup an aws profile."
+inputs:
+  role-arn:
+    description: "ARN of IAM role to create profile for"
+    required: true
+  profile-name:
+    description: "Name of AWS profile"
+    required: true
+  aws-region:
+    description: "AWS region"
+    required: false
+    default: "eu-west-2"
+runs:
+  using: "composite"
+  steps:
+    - name: Configure AWS credentials for profile
+      uses: aws-actions/configure-aws-credentials@v4
+      with:
+        role-to-assume: ${{ inputs.role-arn }}
+        aws-region: ${{ inputs.aws-region }}
+        role-duration-seconds: 900
+
+    - name: Create AWS profile
+      shell: bash
+      run: |
+        aws configure set region ${{ env.AWS_REGION }} --profile ${{ inputs.profile-name }}
+        aws configure set aws_access_key_id ${{ env.AWS_ACCESS_KEY_ID }} --profile ${{ inputs.profile-name }}
+        aws configure set aws_secret_access_key ${{ env.AWS_SECRET_ACCESS_KEY }} --profile ${{ inputs.profile-name }}
+        aws configure set aws_session_token ${{ env.AWS_SESSION_TOKEN }} --profile ${{ inputs.profile-name }}
+