diff --git a/README.md b/README.md
index 3688dee86..46f51e0a3 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,6 @@ echo "
 export NOTIFY_ENVIRONMENT='development'
 
 export MMG_API_KEY='MMG_API_KEY'
-export LOADTESTING_API_KEY='FIRETEXT_SIMULATION_KEY'
 export FIRETEXT_API_KEY='FIRETEXT_ACTUAL_KEY'
 export NOTIFICATION_QUEUE_PREFIX='YOUR_OWN_PREFIX'
 
diff --git a/app/__init__.py b/app/__init__.py
index 1acefeb52..141e45582 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -20,7 +20,6 @@ from app.clients import Clients
 from app.clients.document_download import DocumentDownloadClient
 from app.clients.email.aws_ses import AwsSesClient
 from app.clients.sms.firetext import FiretextClient
-from app.clients.sms.loadtesting import LoadtestingClient
 from app.clients.sms.mmg import MMGClient
 from app.clients.performance_platform.performance_platform_client import PerformancePlatformClient
 from app.encryption import Encryption
@@ -46,7 +45,6 @@ migrate = Migrate()
 ma = Marshmallow()
 notify_celery = NotifyCelery()
 firetext_client = FiretextClient()
-loadtest_client = LoadtestingClient()
 mmg_client = MMGClient()
 aws_ses_client = AwsSesClient()
 encryption = Encryption()
@@ -79,7 +77,6 @@ def create_app(application):
     statsd_client.init_app(application)
     logging.init_app(application, statsd_client)
     firetext_client.init_app(application, statsd_client=statsd_client)
-    loadtest_client.init_app(application, statsd_client=statsd_client)
     mmg_client.init_app(application, statsd_client=statsd_client)
     aws_ses_client.init_app(application.config['AWS_REGION'], statsd_client=statsd_client)
     notify_celery.init_app(application)
@@ -87,7 +84,7 @@ def create_app(application):
     redis_store.init_app(application)
     performance_platform_client.init_app(application)
     document_download_client.init_app(application)
-    clients.init_app(sms_clients=[firetext_client, mmg_client, loadtest_client], email_clients=[aws_ses_client])
+    clients.init_app(sms_clients=[firetext_client, mmg_client], email_clients=[aws_ses_client])
 
     register_blueprint(application)
     register_v2_blueprints(application)
diff --git a/app/clients/sms/loadtesting.py b/app/clients/sms/loadtesting.py
deleted file mode 100644
index 429a6d314..000000000
--- a/app/clients/sms/loadtesting.py
+++ /dev/null
@@ -1,24 +0,0 @@
-import logging
-
-from flask import current_app
-
-from app.clients.sms.firetext import (
-    FiretextClient
-)
-
-logger = logging.getLogger(__name__)
-
-
-class LoadtestingClient(FiretextClient):
-    '''
-    Loadtest sms client.
-    '''
-
-    def init_app(self, config, statsd_client, *args, **kwargs):
-        super(FiretextClient, self).__init__(*args, **kwargs)
-        self.current_app = current_app
-        self.api_key = config.config.get('LOADTESTING_API_KEY')
-        self.from_number = config.config.get('FROM_NUMBER')
-        self.name = 'loadtesting'
-        self.url = "https://www.firetext.co.uk/api/sendsms/json"
-        self.statsd_client = statsd_client
diff --git a/app/config.py b/app/config.py
index 9df753e9b..e063ec5c7 100644
--- a/app/config.py
+++ b/app/config.py
@@ -78,9 +78,6 @@ class Config(object):
     # Firetext API Key
     FIRETEXT_API_KEY = os.getenv("FIRETEXT_API_KEY")
 
-    # Firetext simluation key
-    LOADTESTING_API_KEY = os.getenv("LOADTESTING_API_KEY")
-
     # Hosted graphite statsd prefix
     STATSD_PREFIX = os.getenv('STATSD_PREFIX')
 
diff --git a/manifest.yml.j2 b/manifest.yml.j2
index 4b11094de..2484d9328 100644
--- a/manifest.yml.j2
+++ b/manifest.yml.j2
@@ -99,7 +99,6 @@ applications:
 
       FIRETEXT_URL: '{{ FIRETEXT_URL }}'
       FIRETEXT_API_KEY: '{{ FIRETEXT_API_KEY }}'
-      LOADTESTING_API_KEY: '{{ LOADTESTING_API_KEY }}'
       FIRETEXT_INBOUND_SMS_AUTH: '{{ FIRETEXT_INBOUND_SMS_AUTH | tojson }}'
 
       REDIS_ENABLED: '{{ REDIS_ENABLED }}'
diff --git a/pytest.ini b/pytest.ini
index fe4669c8b..3307b49ed 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -3,7 +3,6 @@ testpaths = tests
 env =
     NOTIFY_ENVIRONMENT=test
     MMG_API_KEY=mmg-secret-key
-    LOADTESTING_API_KEY=loadtesting
     FIRETEXT_API_KEY=Firetext
     NOTIFICATION_QUEUE_PREFIX=testing
 addopts = -v -p no:warnings