diff --git a/source/core/src/main/com/csse3200/game/components/tasks/human/EngineerCombatTask.java b/source/core/src/main/com/csse3200/game/components/tasks/human/EngineerCombatTask.java
index b353de146..2464b493b 100644
--- a/source/core/src/main/com/csse3200/game/components/tasks/human/EngineerCombatTask.java
+++ b/source/core/src/main/com/csse3200/game/components/tasks/human/EngineerCombatTask.java
@@ -34,7 +34,7 @@ public class EngineerCombatTask extends DefaultTask implements PriorityTask {
     // The Engineer's attributes.
     private final float maxRange; // The maximum range of the Engineer's weapon.
     // weaponCapacity is the number of shots fired before the engineer has to reload
-    private static final int weaponCapacity = 10;
+    private static final int WEAPON_CAPACITY = 10;
     private int shotsFired = 0;  // Tracks the number of shots fired in the current cycle
     
     private Vector2 engineerPosition = new Vector2(10, 50); // Placeholder value for the Engineer's position.
@@ -110,7 +110,7 @@ public void updateEngineerState() {
                     owner.getEntity().getEvents().trigger(IDLE_RIGHT);
                     engineerState = STATE.IDLE_RIGHT;
                 } else {
-                    if (shotsFired <= weaponCapacity) {
+                    if (shotsFired <= WEAPON_CAPACITY) {
                         owner.getEntity().getEvents().trigger(FIRING);
                         owner.getEntity().getEvents().trigger(ENGINEER_PROJECTILE_FIRED);
                         // this might be changed to an event which gets triggered everytime the tower enters the firing state
diff --git a/source/core/src/main/com/csse3200/game/components/tasks/scanner/ScannerTask.java b/source/core/src/main/com/csse3200/game/components/tasks/scanner/ScannerTask.java
index 7f665ee55..f04b7f2c9 100644
--- a/source/core/src/main/com/csse3200/game/components/tasks/scanner/ScannerTask.java
+++ b/source/core/src/main/com/csse3200/game/components/tasks/scanner/ScannerTask.java
@@ -32,7 +32,7 @@ public class ScannerTask extends DefaultTask implements PriorityTask {
     private boolean mobs = false;
 
     // track the number of engineers spawned.
-    private static final int maxEngineers = ServiceLocator.getGameEndService().getEngineerCount();
+    private static final int MAX_ENGINEERS = ServiceLocator.getGameEndService().getEngineerCount();
 
 
     /**
@@ -69,7 +69,7 @@ public void update() {
             scan();
             if (!towers && !engineers && mobs) {
                 // spawn engineers now
-                if (ServiceLocator.getGameEndService().getNumSpawnedEngineers() < maxEngineers) {
+                if (ServiceLocator.getGameEndService().getNumSpawnedEngineers() < MAX_ENGINEERS) {
                     Entity engineer = EngineerFactory.createEngineer();
 
                     engineer.setPosition(new Vector2((int)(selfPosition.x + 1),(int) selfPosition.y));
diff --git a/source/core/src/main/com/csse3200/game/input/EngineerInputComponent.java b/source/core/src/main/com/csse3200/game/input/EngineerInputComponent.java
index 581a692a7..f938dc79c 100644
--- a/source/core/src/main/com/csse3200/game/input/EngineerInputComponent.java
+++ b/source/core/src/main/com/csse3200/game/input/EngineerInputComponent.java
@@ -24,7 +24,8 @@ public class EngineerInputComponent extends InputComponent {
     private EntityService entityService;
 
     public Entity selectedEngineer = null;
-    private boolean moveClicked = false;
+
+    private final String OUTLINE_STRING = "_outline";
 
     public EngineerInputComponent(Game game, Camera camera) {
         this.game = game;
@@ -32,8 +33,9 @@ public EngineerInputComponent(Game game, Camera camera) {
         this.entityService = ServiceLocator.getEntityService();
     }
 
+    @Override
     public boolean touchDown(int screenX, int screenY, int pointer, int button) {
-        Vector3 worldCoordinates = new Vector3((float)  screenX , (float) screenY, 0);
+        Vector3 worldCoordinates = new Vector3(screenX , screenY, 0);
         camera.unproject(worldCoordinates);
         Vector2 cursorPosition = new Vector2(worldCoordinates.x, worldCoordinates.y);
         camera.project(worldCoordinates);
@@ -100,11 +102,11 @@ private void switchOutline(Entity engineer) {
         AnimationRenderComponent animator = engineer.getComponent(AnimationRenderComponent.class);
         String currentAnimation = animator.getCurrentAnimation();
         HumanAnimationController controller = engineer.getComponent(HumanAnimationController.class);
-        if (currentAnimation.contains("_outline")) {
+        if (currentAnimation.contains(OUTLINE_STRING)) {
             animator.startAnimation(currentAnimation.substring(0, currentAnimation.lastIndexOf('_')));
             controller.setClicked(false);
         } else {
-            animator.startAnimation(currentAnimation + "_outline");
+            animator.startAnimation(currentAnimation + OUTLINE_STRING);
             controller.setClicked(true);
         }
     }
@@ -126,9 +128,4 @@ public void moveEngineer(Vector2 cursorPosition) {
         Vector2 dest = cursorPosition.add(offset);
         wander.startMoving(dest);
     }
-
-    public void setMoveClicked(boolean moveClicked) {
-        this.moveClicked = moveClicked;
-    }
-
 }