diff --git a/packages/backend-common/src/util/ContainerRunner.ts b/packages/backend-common/src/deprecated/util/ContainerRunner.ts
similarity index 87%
rename from packages/backend-common/src/util/ContainerRunner.ts
rename to packages/backend-common/src/deprecated/util/ContainerRunner.ts
index 351a5da613..92081cea16 100644
--- a/packages/backend-common/src/util/ContainerRunner.ts
+++ b/packages/backend-common/src/deprecated/util/ContainerRunner.ts
@@ -22,6 +22,7 @@ import { Writable } from 'stream';
  *   {@link https://github.com/apocas/dockerode?tab=readme-ov-file#pull-from-private-repos}
  *
  *   @public
+ *   @deprecated This interface is deprecated and will be removed in a future release.
  */
 export interface PullOptions {
   authconfig?: {
@@ -39,6 +40,7 @@ export interface PullOptions {
  * Options passed to the {@link ContainerRunner.runContainer} method.
  *
  * @public
+ * @deprecated This type is deprecated and will be removed in a future release.
  */
 export type RunContainerOptions = {
   imageName: string;
@@ -57,6 +59,7 @@ export type RunContainerOptions = {
  * Handles the running of containers, on behalf of others.
  *
  * @public
+ * @deprecated This interface is deprecated and will be removed in a future release.
  */
 export interface ContainerRunner {
   /**
diff --git a/packages/backend-common/src/util/DockerContainerRunner.test.ts b/packages/backend-common/src/deprecated/util/DockerContainerRunner.test.ts
similarity index 100%
rename from packages/backend-common/src/util/DockerContainerRunner.test.ts
rename to packages/backend-common/src/deprecated/util/DockerContainerRunner.test.ts
diff --git a/packages/backend-common/src/util/DockerContainerRunner.ts b/packages/backend-common/src/deprecated/util/DockerContainerRunner.ts
similarity index 98%
rename from packages/backend-common/src/util/DockerContainerRunner.ts
rename to packages/backend-common/src/deprecated/util/DockerContainerRunner.ts
index 89a17fff51..ea576e4a3a 100644
--- a/packages/backend-common/src/util/DockerContainerRunner.ts
+++ b/packages/backend-common/src/deprecated/util/DockerContainerRunner.ts
@@ -28,6 +28,7 @@ export type UserOptions = {
  * A {@link ContainerRunner} for Docker containers.
  *
  * @public
+ * @deprecated This class is deprecated and will be removed in a future release.
  */
 export class DockerContainerRunner implements ContainerRunner {
   private readonly dockerClient: Docker;
diff --git a/packages/backend-common/src/util/KubernetesContainerRunner.test.ts b/packages/backend-common/src/deprecated/util/KubernetesContainerRunner.test.ts
similarity index 100%
rename from packages/backend-common/src/util/KubernetesContainerRunner.test.ts
rename to packages/backend-common/src/deprecated/util/KubernetesContainerRunner.test.ts
diff --git a/packages/backend-common/src/util/KubernetesContainerRunner.ts b/packages/backend-common/src/deprecated/util/KubernetesContainerRunner.ts
similarity index 97%
rename from packages/backend-common/src/util/KubernetesContainerRunner.ts
rename to packages/backend-common/src/deprecated/util/KubernetesContainerRunner.ts
index 4b235caf2c..0402f70079 100644
--- a/packages/backend-common/src/util/KubernetesContainerRunner.ts
+++ b/packages/backend-common/src/deprecated/util/KubernetesContainerRunner.ts
@@ -37,6 +37,7 @@ import { v4 as uuid } from 'uuid';
  * Every mount must start with the 'basePath'.
  *
  * @public
+ * @deprecated This type is deprecated and will be removed in a future release.
  */
 export type KubernetesContainerRunnerMountBase = {
   volumeName: string;
@@ -53,6 +54,7 @@ export type KubernetesContainerRunnerMountBase = {
  * a volume definition named as the {@link KubernetesContainerRunnerMountBase} 'volumeName'.
  *
  * @public
+ * @deprecated This type is deprecated and will be removed in a future release.
  */
 export type KubernetesContainerRunnerOptions = {
   kubeConfig: KubeConfig;
@@ -69,6 +71,7 @@ export type KubernetesContainerRunnerOptions = {
  * Runs containers leveraging Jobs on a Kubernetes cluster
  *
  * @public
+ * @deprecated This class is deprecated and will be removed in a future release.
  */
 export class KubernetesContainerRunner implements ContainerRunner {
   private readonly kubeConfig: KubeConfig;
diff --git a/packages/backend-common/src/util/index.ts b/packages/backend-common/src/deprecated/util/index.ts
similarity index 100%
rename from packages/backend-common/src/util/index.ts
rename to packages/backend-common/src/deprecated/util/index.ts
diff --git a/packages/backend-common/src/util/escapeRegExp.test.ts b/packages/backend-common/src/util/escapeRegExp.test.ts
deleted file mode 100644
index 13c6ae4a5a..0000000000
--- a/packages/backend-common/src/util/escapeRegExp.test.ts
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * Copyright 2021 The Backstage Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-import { escapeRegExp } from './escapeRegExp';
-
-describe('escapeRegExp', () => {
-  test('does not escape non-regex characters', () => {
-    expect(escapeRegExp('Backstage Backstage')).toBe('Backstage Backstage');
-  });
-
-  test('all the characters', () => {
-    expect(escapeRegExp('^$\\.*+?()[]{}|')).toBe(
-      '\\^\\$\\\\\\.\\*\\+\\?\\(\\)\\[\\]\\{\\}\\|',
-    );
-  });
-
-  test('character: ^', () => {
-    expect(escapeRegExp('^')).toBe('\\^');
-  });
-
-  test('character: $', () => {
-    expect(escapeRegExp('$')).toBe('\\$');
-  });
-
-  test('character: \\', () => {
-    expect(escapeRegExp('\\')).toBe('\\\\');
-  });
-
-  test('character: .', () => {
-    expect(escapeRegExp('.')).toBe('\\.');
-  });
-
-  test('character: *', () => {
-    expect(escapeRegExp('*')).toBe('\\*');
-  });
-
-  test('character: +', () => {
-    expect(escapeRegExp('+')).toBe('\\+');
-  });
-
-  test('character: ?', () => {
-    expect(escapeRegExp('?')).toBe('\\?');
-  });
-
-  test('character: (', () => {
-    expect(escapeRegExp('(')).toBe('\\(');
-  });
-
-  test('character: )', () => {
-    expect(escapeRegExp(')')).toBe('\\)');
-  });
-
-  test('character: [', () => {
-    expect(escapeRegExp('[')).toBe('\\[');
-  });
-
-  test('character: ]', () => {
-    expect(escapeRegExp(']')).toBe('\\]');
-  });
-
-  test('character: {', () => {
-    expect(escapeRegExp('{')).toBe('\\{');
-  });
-
-  test('character: }', () => {
-    expect(escapeRegExp('}')).toBe('\\}');
-  });
-
-  test('character: |', () => {
-    expect(escapeRegExp('|')).toBe('\\|');
-  });
-});
diff --git a/packages/backend-common/src/util/escapeRegExp.ts b/packages/backend-common/src/util/escapeRegExp.ts
deleted file mode 100644
index bc78967ebe..0000000000
--- a/packages/backend-common/src/util/escapeRegExp.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2021 The Backstage Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * Escapes a given string to be used inside a RegExp.
- *
- * Taken from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions
- */
-export const escapeRegExp = (text: string) => {
-  return text.replace(/[.*+?^${}(\)|[\]\\]/g, '\\$&');
-};