diff --git a/client-java/pom.xml b/client-java/pom.xml
index a80b4d7959..f12b8fdec8 100644
--- a/client-java/pom.xml
+++ b/client-java/pom.xml
@@ -36,6 +36,12 @@
     </licenses>
 
     <properties>
+        <!-- 2.x latest using JDK 8. 3.x needs JDK 11, 4.x needs JDK 17.
+             Also, 3.x switches package from javax to jakarta, so actually
+             hopefully it should help with split between core and client-java.
+             Note that branch 2.x is still maintained with new updated versions
+         -->
+        <jersey.version>2.48</jersey.version>
         <!--  THOSE ARE ONLY FOR TESTING -->
         <springboot.version>2.5.4</springboot.version>
     </properties>
@@ -60,6 +66,41 @@
                 <artifactId>javax.servlet-api</artifactId>
                 <version>3.1.0</version>
             </dependency>
+
+
+            <!-- Jersey -->
+            <dependency>
+                <groupId>org.glassfish.jersey.core</groupId>
+                <artifactId>jersey-client</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.core</groupId>
+                <artifactId>jersey-server</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.containers</groupId>
+                <artifactId>jersey-container-servlet-core</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.containers</groupId>
+                <artifactId>jersey-container-jetty-http</artifactId>
+                <version>${jersey.version}</version>
+                <exclusions>
+                    <exclusion>
+                        <groupId>org.eclipse.jetty</groupId>
+                        <artifactId>*</artifactId>
+                    </exclusion>
+                </exclusions>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.inject</groupId>
+                <artifactId>jersey-hk2</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+
         </dependencies>
     </dependencyManagement>
 
diff --git a/core-parent/pom.xml b/core-parent/pom.xml
index 317eb240bb..b94d8e4666 100644
--- a/core-parent/pom.xml
+++ b/core-parent/pom.xml
@@ -14,6 +14,8 @@
     <name>${project.groupId}:${project.artifactId}</name>
 
     <properties>
+        <!-- Before we can upgrade this, need to get rid off Jersey/Jetty in client-java -->
+        <jersey.version>2.48</jersey.version>
         <!--   upgrading to 1.0.68  breaks Spring... TODO would need try upgrading in own branch    -->
         <swagger.parser-v2.version>1.0.64</swagger.parser-v2.version>
         <!--   upgrading to 2.1.18  breaks Spring... TODO would need try upgrading in own branch -->
@@ -24,6 +26,25 @@
 
     <dependencyManagement>
         <dependencies>
+
+            <!-- Jersey -->
+            <dependency>
+                <groupId>org.glassfish.jersey.media</groupId>
+                <artifactId>jersey-media-json-jackson</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.core</groupId>
+                <artifactId>jersey-client</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.glassfish.jersey.inject</groupId>
+                <artifactId>jersey-hk2</artifactId>
+                <version>${jersey.version}</version>
+            </dependency>
+
+
             <!-- Dependency Injection -->
             <dependency>
                 <groupId>com.google.inject</groupId>
diff --git a/core/pom.xml b/core/pom.xml
index e07fe92519..036e3de377 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -422,7 +422,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.5.0</version>
                 <executions>
                     <execution>
                         <id>shade</id>
diff --git a/pom.xml b/pom.xml
index 190cc0f09c..0c9894a2b6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -224,7 +224,6 @@
         <springfox.version>3.0.0</springfox.version>
         <jetty.version>9.4.29.v20200521</jetty.version>
         <slf4j.version>1.7.24</slf4j.version>
-        <jersey.version>2.33</jersey.version>
         <javax.el.version>2.2.5</javax.el.version>
         <!--
             Using latest, eg 2.16.0, breaks build, as Maven Shade Plugin
@@ -579,38 +578,6 @@
                 <version>${jetty.version}</version>
             </dependency>
 
-            <!-- Jersey -->
-            <dependency>
-                <groupId>org.glassfish.jersey.core</groupId>
-                <artifactId>jersey-client</artifactId>
-                <version>${jersey.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>org.glassfish.jersey.core</groupId>
-                <artifactId>jersey-server</artifactId>
-                <version>${jersey.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>org.glassfish.jersey.containers</groupId>
-                <artifactId>jersey-container-servlet-core</artifactId>
-                <version>${jersey.version}</version>
-            </dependency>
-            <dependency>
-                <groupId>org.glassfish.jersey.containers</groupId>
-                <artifactId>jersey-container-jetty-http</artifactId>
-                <version>${jersey.version}</version>
-                <exclusions>
-                    <exclusion>
-                        <groupId>org.eclipse.jetty</groupId>
-                        <artifactId>*</artifactId>
-                    </exclusion>
-                </exclusions>
-            </dependency>
-            <dependency>
-                <groupId>org.glassfish.jersey.inject</groupId>
-                <artifactId>jersey-hk2</artifactId>
-                <version>${jersey.version}</version>
-            </dependency>
 
             <!-- Jackson -->
             <dependency>
@@ -1231,7 +1198,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-shade-plugin</artifactId>
-                    <version>3.2.1</version>
+                    <version>3.6.2</version>
                 </plugin>
 
                 <!-- To sign Jar files before uploading them to Maven Central -->