diff --git a/app/celery/scheduled_tasks.py b/app/celery/scheduled_tasks.py
index c8154721d..2e0413fe8 100644
--- a/app/celery/scheduled_tasks.py
+++ b/app/celery/scheduled_tasks.py
@@ -392,7 +392,7 @@ def check_job_status():
     jobs_not_complete_after_30_minutes = Job.query.filter(
         Job.job_status == JOB_STATUS_IN_PROGRESS,
         and_(thirty_five_minutes_ago < Job.processing_started, Job.processing_started < thirty_minutes_ago)
-    ).all()
+    ).order_by(Job.processing_started).all()
 
     job_ids = [str(x.id) for x in jobs_not_complete_after_30_minutes]
     if job_ids:
diff --git a/app/celery/tasks.py b/app/celery/tasks.py
index f4218f5d9..f3244edb5 100644
--- a/app/celery/tasks.py
+++ b/app/celery/tasks.py
@@ -209,7 +209,7 @@ def send_sms(self,
             notification_type=SMS_TYPE,
             api_key_id=api_key_id,
             key_type=key_type,
-            created_at=created_at,
+            created_at=datetime.utcnow(),
             job_id=notification.get('job', None),
             job_row_number=notification.get('row_number', None),
             notification_id=notification_id
@@ -254,7 +254,7 @@ def send_email(self,
             notification_type=EMAIL_TYPE,
             api_key_id=api_key_id,
             key_type=key_type,
-            created_at=created_at,
+            created_at=datetime.utcnow(),
             job_id=notification.get('job', None),
             job_row_number=notification.get('row_number', None),
             notification_id=notification_id
@@ -295,7 +295,7 @@ def persist_letter(
             notification_type=LETTER_TYPE,
             api_key_id=None,
             key_type=KEY_TYPE_NORMAL,
-            created_at=created_at,
+            created_at=datetime.utcnow(),
             job_id=notification['job'],
             job_row_number=notification['row_number'],
             notification_id=notification_id,
diff --git a/tests/app/celery/test_scheduled_tasks.py b/tests/app/celery/test_scheduled_tasks.py
index ba87a94de..a61c70807 100644
--- a/tests/app/celery/test_scheduled_tasks.py
+++ b/tests/app/celery/test_scheduled_tasks.py
@@ -831,6 +831,6 @@ def test_check_job_status_task_raises_job_incomplete_error_for_multiple_jobs(moc
 
     mock_celery.assert_called_once_with(
         name=TaskNames.PROCESS_INCOMPLETE_JOBS,
-        args=([str(job_2.id), str(job.id)],),
+        args=([str(job.id), str(job_2.id)],),
         queue=QueueNames.JOBS
     )
diff --git a/tests/app/celery/test_tasks.py b/tests/app/celery/test_tasks.py
index c4c5d1bd1..6841f69e7 100644
--- a/tests/app/celery/test_tasks.py
+++ b/tests/app/celery/test_tasks.py
@@ -700,7 +700,7 @@ def test_should_send_sms_template_to_and_persist_with_job_id(sample_job, sample_
     assert persisted_notification.template_id == sample_job.template.id
     assert persisted_notification.status == 'created'
     assert not persisted_notification.sent_at
-    assert persisted_notification.created_at <= now
+    assert persisted_notification.created_at >= now
     assert not persisted_notification.sent_by
     assert persisted_notification.job_row_number == 2
     assert persisted_notification.api_key_id == sample_api_key.id
@@ -794,7 +794,7 @@ def test_should_use_email_template_and_persist(sample_email_template_with_placeh
     assert persisted_notification.to == 'my_email@my_email.com'
     assert persisted_notification.template_id == sample_email_template_with_placeholders.id
     assert persisted_notification.template_version == sample_email_template_with_placeholders.version
-    assert persisted_notification.created_at == now
+    assert persisted_notification.created_at >= now
     assert not persisted_notification.sent_at
     assert persisted_notification.status == 'created'
     assert not persisted_notification.sent_by
@@ -831,7 +831,7 @@ def test_send_email_should_use_template_version_from_job_not_latest(sample_email
     assert persisted_notification.to == 'my_email@my_email.com'
     assert persisted_notification.template_id == sample_email_template.id
     assert persisted_notification.template_version == version_on_notification
-    assert persisted_notification.created_at == now
+    assert persisted_notification.created_at >= now
     assert not persisted_notification.sent_at
     assert persisted_notification.status == 'created'
     assert not persisted_notification.sent_by
@@ -857,7 +857,7 @@ def test_should_use_email_template_subject_placeholders(sample_email_template_wi
     assert persisted_notification.to == 'my_email@my_email.com'
     assert persisted_notification.template_id == sample_email_template_with_placeholders.id
     assert persisted_notification.status == 'created'
-    assert persisted_notification.created_at == now
+    assert persisted_notification.created_at >= now
     assert not persisted_notification.sent_by
     assert persisted_notification.personalisation == {"name": "Jo"}
     assert not persisted_notification.reference
@@ -883,7 +883,7 @@ def test_should_use_email_template_and_persist_without_personalisation(sample_em
     persisted_notification = Notification.query.one()
     assert persisted_notification.to == 'my_email@my_email.com'
     assert persisted_notification.template_id == sample_email_template.id
-    assert persisted_notification.created_at == now
+    assert persisted_notification.created_at >= now
     assert not persisted_notification.sent_at
     assert persisted_notification.status == 'created'
     assert not persisted_notification.sent_by
@@ -1019,7 +1019,7 @@ def test_persist_letter_saves_letter_to_database(sample_letter_job, mocker):
     assert notification_db.template_id == sample_letter_job.template.id
     assert notification_db.template_version == sample_letter_job.template.version
     assert notification_db.status == 'created'
-    assert notification_db.created_at == created_at
+    assert notification_db.created_at >= created_at
     assert notification_db.notification_type == 'letter'
     assert notification_db.sent_at is None
     assert notification_db.sent_by is None