diff --git a/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.cpp b/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.cpp
index b563c1846b..a9d0e15781 100644
--- a/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.cpp
+++ b/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.cpp
@@ -10,6 +10,8 @@
  *
  */
 
+#include <TestImpactFramework/TestImpactFileUtils.h>
+
 #include <Target/TestImpactTestTarget.h>
 #include <TestEngine/TestImpactTestEngineException.h>
 #include <TestEngine/TestImpactTestEngine.h>
@@ -247,11 +249,17 @@ namespace TestImpact
         , m_testEnumerator(AZStd::make_unique<TestEnumerator>(maxConcurrentRuns))
         , m_instrumentedTestRunner(AZStd::make_unique<InstrumentedTestRunner>(maxConcurrentRuns))
         , m_testRunner(AZStd::make_unique<TestRunner>(maxConcurrentRuns))
+        , m_artifactDir(artifactDir)
     {
     }
 
     TestEngine::~TestEngine() = default;
 
+    void TestEngine::DeleteArtifactXmls() const
+    {
+        DeleteFiles(m_artifactDir, "*.xml");
+    }
+
     AZStd::pair<TestSequenceResult, AZStd::vector<TestEngineEnumeration>> TestEngine::UpdateEnumerationCache(
         const AZStd::vector<const TestTarget*>& testTargets,
         Policy::ExecutionFailure executionFailurePolicy,
@@ -283,6 +291,8 @@ namespace TestImpact
         AZStd::optional<AZStd::chrono::milliseconds> globalTimeout,
         AZStd::optional<TestEngineJobCompleteCallback> callback)
     {
+        DeleteArtifactXmls();
+
         TestEngineJobMap<TestRunner::JobInfo::IdType> engineJobs;
         const auto jobInfos = m_testJobInfoGenerator->GenerateRegularTestRunJobInfos(testTargets);
 
@@ -308,6 +318,8 @@ namespace TestImpact
         AZStd::optional<AZStd::chrono::milliseconds> globalTimeout,
         AZStd::optional<TestEngineJobCompleteCallback> callback)
     {
+        DeleteArtifactXmls();
+
         TestEngineJobMap<InstrumentedTestRunner::JobInfo::IdType> engineJobs;
         const auto jobInfos = m_testJobInfoGenerator->GenerateInstrumentedTestRunJobInfos(testTargets, CoverageLevel::Source);
 
diff --git a/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.h b/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.h
index 83f57f00ef..7d16f352f3 100644
--- a/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.h
+++ b/Code/Tools/TestImpactFramework/Runtime/Code/Source/TestEngine/TestImpactTestEngine.h
@@ -118,10 +118,14 @@ namespace TestImpact
             AZStd::optional<TestEngineJobCompleteCallback> callback);
 
     private:
+        //! Cleans up the artifacts directory of any artifacts from previous runs.
+        void DeleteArtifactXmls() const;
+
         size_t m_maxConcurrentRuns = 0;
         AZStd::unique_ptr<TestJobInfoGenerator> m_testJobInfoGenerator;
         AZStd::unique_ptr<TestEnumerator> m_testEnumerator;
         AZStd::unique_ptr<InstrumentedTestRunner> m_instrumentedTestRunner;
         AZStd::unique_ptr<TestRunner> m_testRunner;
+        RepoPath m_artifactDir;
     };
 } // namespace TestImpact