diff --git a/core/src/main/kotlin/net/corda/core/utilities/KotlinUtils.kt b/core/src/main/kotlin/net/corda/core/utilities/KotlinUtils.kt
new file mode 100644
index 0000000000..e6e656a199
--- /dev/null
+++ b/core/src/main/kotlin/net/corda/core/utilities/KotlinUtils.kt
@@ -0,0 +1,21 @@
+package net.corda.core.utilities
+
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+/**
+ * Get the [Logger] for a class using the syntax
+ *
+ * `val logger = loggerFor<MyClass>()`
+ */
+inline fun <reified T : Any> loggerFor(): Logger = LoggerFactory.getLogger(T::class.java)
+
+/** Log a TRACE level message produced by evaluating the given lamdba, but only if TRACE logging is enabled. */
+inline fun Logger.trace(msg: () -> String) {
+    if (isTraceEnabled) trace(msg())
+}
+
+/** Log a DEBUG level message produced by evaluating the given lamdba, but only if DEBUG logging is enabled. */
+inline fun Logger.debug(msg: () -> String) {
+    if (isDebugEnabled) debug(msg())
+}
\ No newline at end of file
diff --git a/finance/src/test/kotlin/net/corda/contracts/asset/CashTests.kt b/finance/src/test/kotlin/net/corda/contracts/asset/CashTests.kt
index c27a2b4856..d08d9e36c4 100644
--- a/finance/src/test/kotlin/net/corda/contracts/asset/CashTests.kt
+++ b/finance/src/test/kotlin/net/corda/contracts/asset/CashTests.kt
@@ -13,7 +13,6 @@ import net.corda.core.node.services.unconsumedStates
 import net.corda.core.utilities.OpaqueBytes
 import net.corda.core.transactions.SignedTransaction
 import net.corda.core.transactions.WireTransaction
-import net.corda.core.utilities.*
 import net.corda.node.services.vault.NodeVaultService
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
diff --git a/node/src/test/kotlin/net/corda/node/messaging/TwoPartyTradeFlowTests.kt b/node/src/test/kotlin/net/corda/node/messaging/TwoPartyTradeFlowTests.kt
index 8e4e9611ba..d50a09fcd3 100644
--- a/node/src/test/kotlin/net/corda/node/messaging/TwoPartyTradeFlowTests.kt
+++ b/node/src/test/kotlin/net/corda/node/messaging/TwoPartyTradeFlowTests.kt
@@ -26,7 +26,7 @@ import net.corda.core.serialization.serialize
 import net.corda.core.transactions.SignedTransaction
 import net.corda.core.transactions.TransactionBuilder
 import net.corda.core.transactions.WireTransaction
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.core.utilities.unwrap
 import net.corda.flows.TwoPartyTradeFlow.Buyer
 import net.corda.flows.TwoPartyTradeFlow.Seller
diff --git a/node/src/test/kotlin/net/corda/node/services/messaging/ArtemisMessagingTests.kt b/node/src/test/kotlin/net/corda/node/services/messaging/ArtemisMessagingTests.kt
index 4a4a0cc7e3..b93802356b 100644
--- a/node/src/test/kotlin/net/corda/node/services/messaging/ArtemisMessagingTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/messaging/ArtemisMessagingTests.kt
@@ -8,7 +8,7 @@ import com.google.common.util.concurrent.SettableFuture
 import net.corda.core.crypto.generateKeyPair
 import net.corda.core.messaging.RPCOps
 import net.corda.core.node.services.DEFAULT_SESSION_ID
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.services.RPCUserService
 import net.corda.node.services.RPCUserServiceImpl
 import net.corda.node.services.api.MonitoringService
diff --git a/node/src/test/kotlin/net/corda/node/services/persistence/DBCheckpointStorageTests.kt b/node/src/test/kotlin/net/corda/node/services/persistence/DBCheckpointStorageTests.kt
index 095f20f9cb..92180fde67 100644
--- a/node/src/test/kotlin/net/corda/node/services/persistence/DBCheckpointStorageTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/persistence/DBCheckpointStorageTests.kt
@@ -2,7 +2,7 @@ package net.corda.node.services.persistence
 
 import com.google.common.primitives.Ints
 import net.corda.core.serialization.SerializedBytes
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.services.api.Checkpoint
 import net.corda.node.services.api.CheckpointStorage
 import net.corda.node.services.transactions.PersistentUniquenessProvider
diff --git a/node/src/test/kotlin/net/corda/node/services/persistence/DBTransactionStorageTests.kt b/node/src/test/kotlin/net/corda/node/services/persistence/DBTransactionStorageTests.kt
index fe4acd24b6..c98f62dfa3 100644
--- a/node/src/test/kotlin/net/corda/node/services/persistence/DBTransactionStorageTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/persistence/DBTransactionStorageTests.kt
@@ -9,7 +9,7 @@ import net.corda.core.toFuture
 import net.corda.core.transactions.SignedTransaction
 import net.corda.core.transactions.WireTransaction
 import net.corda.testing.DUMMY_NOTARY
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.services.transactions.PersistentUniquenessProvider
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
diff --git a/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentStorageTest.kt b/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentStorageTest.kt
index 0246f69f64..f50738f6c3 100644
--- a/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentStorageTest.kt
+++ b/node/src/test/kotlin/net/corda/node/services/persistence/NodeAttachmentStorageTest.kt
@@ -7,7 +7,7 @@ import net.corda.core.crypto.SecureHash
 import net.corda.core.crypto.sha256
 import net.corda.core.read
 import net.corda.core.readAll
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.core.write
 import net.corda.core.writeLines
 import net.corda.node.services.database.RequeryConfiguration
diff --git a/node/src/test/kotlin/net/corda/node/services/schema/HibernateObserverTests.kt b/node/src/test/kotlin/net/corda/node/services/schema/HibernateObserverTests.kt
index 8c087f2b1c..6cb9b6c47c 100644
--- a/node/src/test/kotlin/net/corda/node/services/schema/HibernateObserverTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/schema/HibernateObserverTests.kt
@@ -1,17 +1,15 @@
 package net.corda.node.services.schema
 
 import net.corda.core.contracts.*
-import net.corda.core.crypto.CompositeKey
 import net.corda.core.crypto.SecureHash
 import net.corda.core.identity.AbstractParty
 import net.corda.core.node.services.Vault
 import net.corda.core.schemas.MappedSchema
 import net.corda.core.schemas.PersistentState
 import net.corda.core.schemas.QueryableState
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.services.api.SchemaService
 import net.corda.node.services.database.HibernateConfiguration
-import net.corda.node.services.schema.HibernateObserver
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
 import net.corda.testing.MEGA_CORP
diff --git a/node/src/test/kotlin/net/corda/node/services/statemachine/FlowFrameworkTests.kt b/node/src/test/kotlin/net/corda/node/services/statemachine/FlowFrameworkTests.kt
index 9773a7f733..e59e703dec 100644
--- a/node/src/test/kotlin/net/corda/node/services/statemachine/FlowFrameworkTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/statemachine/FlowFrameworkTests.kt
@@ -25,7 +25,7 @@ import net.corda.core.utilities.OpaqueBytes
 import net.corda.core.serialization.deserialize
 import net.corda.core.transactions.SignedTransaction
 import net.corda.core.transactions.TransactionBuilder
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.core.utilities.ProgressTracker
 import net.corda.core.utilities.ProgressTracker.Change
 import net.corda.core.utilities.unwrap
diff --git a/node/src/test/kotlin/net/corda/node/services/transactions/DistributedImmutableMapTests.kt b/node/src/test/kotlin/net/corda/node/services/transactions/DistributedImmutableMapTests.kt
index 3500211147..fe57ded32c 100644
--- a/node/src/test/kotlin/net/corda/node/services/transactions/DistributedImmutableMapTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/transactions/DistributedImmutableMapTests.kt
@@ -8,9 +8,8 @@ import io.atomix.copycat.server.CopycatServer
 import io.atomix.copycat.server.storage.Storage
 import io.atomix.copycat.server.storage.StorageLevel
 import net.corda.core.getOrThrow
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.services.network.NetworkMapService
-import net.corda.node.services.transactions.DistributedImmutableMap
 import net.corda.node.utilities.configureDatabase
 import net.corda.testing.freeLocalHostAndPort
 import net.corda.testing.node.makeTestDataSourceProperties
diff --git a/node/src/test/kotlin/net/corda/node/services/transactions/PersistentUniquenessProviderTests.kt b/node/src/test/kotlin/net/corda/node/services/transactions/PersistentUniquenessProviderTests.kt
index 4f14caa074..1ff8c103f3 100644
--- a/node/src/test/kotlin/net/corda/node/services/transactions/PersistentUniquenessProviderTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/transactions/PersistentUniquenessProviderTests.kt
@@ -2,8 +2,7 @@ package net.corda.node.services.transactions
 
 import net.corda.core.crypto.SecureHash
 import net.corda.core.node.services.UniquenessException
-import net.corda.core.utilities.LogHelper
-import net.corda.node.services.transactions.PersistentUniquenessProvider
+import net.corda.testing.LogHelper
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
 import net.corda.testing.MEGA_CORP
diff --git a/node/src/test/kotlin/net/corda/node/services/vault/NodeVaultServiceTest.kt b/node/src/test/kotlin/net/corda/node/services/vault/NodeVaultServiceTest.kt
index 8ce32149e0..1f52670c79 100644
--- a/node/src/test/kotlin/net/corda/node/services/vault/NodeVaultServiceTest.kt
+++ b/node/src/test/kotlin/net/corda/node/services/vault/NodeVaultServiceTest.kt
@@ -11,7 +11,7 @@ import net.corda.core.node.services.unconsumedStates
 import net.corda.core.utilities.OpaqueBytes
 import net.corda.core.transactions.SignedTransaction
 import net.corda.testing.DUMMY_NOTARY
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
 import net.corda.testing.BOC
diff --git a/node/src/test/kotlin/net/corda/node/services/vault/VaultWithCashTest.kt b/node/src/test/kotlin/net/corda/node/services/vault/VaultWithCashTest.kt
index 1c3de0094f..50314208d4 100644
--- a/node/src/test/kotlin/net/corda/node/services/vault/VaultWithCashTest.kt
+++ b/node/src/test/kotlin/net/corda/node/services/vault/VaultWithCashTest.kt
@@ -16,7 +16,7 @@ import net.corda.core.transactions.SignedTransaction
 import net.corda.testing.BOB
 import net.corda.testing.DUMMY_NOTARY
 import net.corda.testing.DUMMY_NOTARY_KEY
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.node.utilities.configureDatabase
 import net.corda.node.utilities.transaction
 import net.corda.testing.MEGA_CORP
diff --git a/samples/irs-demo/src/test/kotlin/net/corda/irs/api/NodeInterestRatesTest.kt b/samples/irs-demo/src/test/kotlin/net/corda/irs/api/NodeInterestRatesTest.kt
index d9113124ae..9d3035cef3 100644
--- a/samples/irs-demo/src/test/kotlin/net/corda/irs/api/NodeInterestRatesTest.kt
+++ b/samples/irs-demo/src/test/kotlin/net/corda/irs/api/NodeInterestRatesTest.kt
@@ -14,7 +14,7 @@ import net.corda.core.getOrThrow
 import net.corda.core.identity.Party
 import net.corda.core.node.services.ServiceInfo
 import net.corda.core.transactions.TransactionBuilder
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import net.corda.core.utilities.ProgressTracker
 import net.corda.irs.flows.RatesFixFlow
 import net.corda.node.utilities.configureDatabase
diff --git a/samples/network-visualiser/src/test/kotlin/net/corda/netmap/simulation/IRSSimulationTest.kt b/samples/network-visualiser/src/test/kotlin/net/corda/netmap/simulation/IRSSimulationTest.kt
index 97777c9dbe..6fc24d24e3 100644
--- a/samples/network-visualiser/src/test/kotlin/net/corda/netmap/simulation/IRSSimulationTest.kt
+++ b/samples/network-visualiser/src/test/kotlin/net/corda/netmap/simulation/IRSSimulationTest.kt
@@ -1,7 +1,7 @@
 package net.corda.netmap.simulation
 
 import net.corda.core.getOrThrow
-import net.corda.core.utilities.LogHelper
+import net.corda.testing.LogHelper
 import org.junit.Test
 
 class IRSSimulationTest {
diff --git a/core/src/main/kotlin/net/corda/core/utilities/Logging.kt b/test-utils/src/main/kotlin/net/corda/testing/LogHelper.kt
similarity index 80%
rename from core/src/main/kotlin/net/corda/core/utilities/Logging.kt
rename to test-utils/src/main/kotlin/net/corda/testing/LogHelper.kt
index f17b1cc5e7..ad2e488e91 100644
--- a/core/src/main/kotlin/net/corda/core/utilities/Logging.kt
+++ b/test-utils/src/main/kotlin/net/corda/testing/LogHelper.kt
@@ -1,26 +1,12 @@
-package net.corda.core.utilities
+package net.corda.testing
 
 import org.apache.logging.log4j.Level
 import org.apache.logging.log4j.LogManager
 import org.apache.logging.log4j.core.LoggerContext
 import org.apache.logging.log4j.core.config.Configurator
 import org.apache.logging.log4j.core.config.LoggerConfig
-import org.slf4j.LoggerFactory
 import kotlin.reflect.KClass
 
-// A couple of inlined utility functions: the first is just a syntax convenience, the second lets us use
-// Kotlin's string interpolation efficiently: the message is never calculated/concatenated together unless
-// logging at that level is enabled.
-inline fun <reified T : Any> loggerFor(): org.slf4j.Logger = LoggerFactory.getLogger(T::class.java)
-
-inline fun org.slf4j.Logger.trace(msg: () -> String) {
-    if (isTraceEnabled) trace(msg())
-}
-
-inline fun org.slf4j.Logger.debug(msg: () -> String) {
-    if (isDebugEnabled) debug(msg())
-}
-
 /** A configuration helper that allows modifying the log level for specific loggers */
 object LogHelper {
     /**