diff --git a/scm-ui/src/config/modules/roles.js b/scm-ui/src/config/modules/roles.js
index 8d9c99f0bc..9050fb54df 100644
--- a/scm-ui/src/config/modules/roles.js
+++ b/scm-ui/src/config/modules/roles.js
@@ -16,17 +16,28 @@ export const FETCH_ROLE_PENDING = `${FETCH_ROLE}_${types.PENDING_SUFFIX}`;
 export const FETCH_ROLE_SUCCESS = `${FETCH_ROLE}_${types.SUCCESS_SUFFIX}`;
 export const FETCH_ROLE_FAILURE = `${FETCH_ROLE}_${types.FAILURE_SUFFIX}`;
 
-export const FETCH_VERBS = "scm/roles/FETCH_VERBS";
-export const FETCH_VERBS_PENDING = `${FETCH_VERBS}_${types.PENDING_SUFFIX}`;
-export const FETCH_VERBS_SUCCESS = `${FETCH_VERBS}_${types.SUCCESS_SUFFIX}`;
-export const FETCH_VERBS_FAILURE = `${FETCH_VERBS}_${types.FAILURE_SUFFIX}`;
-
 export const CREATE_ROLE = "scm/roles/CREATE_ROLE";
 export const CREATE_ROLE_PENDING = `${CREATE_ROLE}_${types.PENDING_SUFFIX}`;
 export const CREATE_ROLE_SUCCESS = `${CREATE_ROLE}_${types.SUCCESS_SUFFIX}`;
 export const CREATE_ROLE_FAILURE = `${CREATE_ROLE}_${types.FAILURE_SUFFIX}`;
 export const CREATE_ROLE_RESET = `${CREATE_ROLE}_${types.RESET_SUFFIX}`;
 
+export const MODIFY_ROLE = "scm/roles/MODIFY_ROLE";
+export const MODIFY_ROLE_PENDING = `${MODIFY_ROLE}_${types.PENDING_SUFFIX}`;
+export const MODIFY_ROLE_SUCCESS = `${MODIFY_ROLE}_${types.SUCCESS_SUFFIX}`;
+export const MODIFY_ROLE_FAILURE = `${MODIFY_ROLE}_${types.FAILURE_SUFFIX}`;
+export const MODIFY_ROLE_RESET = `${MODIFY_ROLE}_${types.RESET_SUFFIX}`;
+
+export const DELETE_ROLE = "scm/roles/DELETE_ROLE";
+export const DELETE_ROLE_PENDING = `${DELETE_ROLE}_${types.PENDING_SUFFIX}`;
+export const DELETE_ROLE_SUCCESS = `${DELETE_ROLE}_${types.SUCCESS_SUFFIX}`;
+export const DELETE_ROLE_FAILURE = `${DELETE_ROLE}_${types.FAILURE_SUFFIX}`;
+
+export const FETCH_VERBS = "scm/roles/FETCH_VERBS";
+export const FETCH_VERBS_PENDING = `${FETCH_VERBS}_${types.PENDING_SUFFIX}`;
+export const FETCH_VERBS_SUCCESS = `${FETCH_VERBS}_${types.SUCCESS_SUFFIX}`;
+export const FETCH_VERBS_FAILURE = `${FETCH_VERBS}_${types.FAILURE_SUFFIX}`;
+
 const CONTENT_TYPE_ROLE = "application/vnd.scmm-repositoryRole+json;v=2";
 
 // fetch roles
@@ -72,13 +83,8 @@ export function fetchRoles(link: string) {
   return fetchRolesByLink(link);
 }
 
-export function fetchRolesByPage(link: string, page: number, filter?: string) {
+export function fetchRolesByPage(link: string, page: number) {
   // backend start counting by 0
-  if (filter) {
-    return fetchRolesByLink(
-      `${link}?page=${page - 1}&q=${decodeURIComponent(filter)}`
-    );
-  }
   return fetchRolesByLink(`${link}?page=${page - 1}`);
 }
 
@@ -226,24 +232,104 @@ function verbReducer(state: any = {}, action: any = {}) {
   }
 }
 
-function listReducer(state: any = {}, action: any = {}) {
-  switch (action.type) {
-    case FETCH_ROLES_SUCCESS:
-      const roles = action.payload._embedded.repositoryRoles;
-      const roleNames = roles.map(role => role.name);
-      return {
-        ...state,
-        entries: roleNames,
-        entry: {
-          roleCreatePermission: !!action.payload._links.create,
-          page: action.payload.page,
-          pageTotal: action.payload.pageTotal,
-          _links: action.payload._links
+// modify role
+export function modifyRolePending(role: Role): Action {
+  return {
+    type: MODIFY_ROLE_PENDING,
+    payload: role,
+    itemId: role.name
+  };
+}
+
+export function modifyRoleSuccess(role: Role): Action {
+  return {
+    type: MODIFY_ROLE_SUCCESS,
+    payload: role,
+    itemId: role.name
+  };
+}
+
+export function modifyRoleFailure(role: Role, error: Error): Action {
+  return {
+    type: MODIFY_ROLE_FAILURE,
+    payload: {
+      error,
+      role
+    },
+    itemId: role.name
+  };
+}
+
+export function modifyRoleReset(role: Role): Action {
+  return {
+    type: MODIFY_ROLE_RESET,
+    itemId: role.name
+  };
+}
+
+export function modifyRole(role: Role, callback?: () => void) {
+  return function(dispatch: Dispatch) {
+    dispatch(modifyRolePending(role));
+    return apiClient
+      .put(role._links.update.href, role, CONTENT_TYPE_ROLE)
+      .then(() => {
+        dispatch(modifyRoleSuccess(role));
+        if (callback) {
+          callback();
         }
-      };
-    default:
-      return state;
-  }
+      })
+      .then(() => {
+        dispatch(fetchRoleByLink(role));
+      })
+      .catch(err => {
+        dispatch(modifyRoleFailure(role, err));
+      });
+  };
+}
+
+// delete role
+export function deleteRolePending(role: Role): Action {
+  return {
+    type: DELETE_ROLE_PENDING,
+    payload: role,
+    itemId: role.name
+  };
+}
+
+export function deleteRoleSuccess(role: Role): Action {
+  return {
+    type: DELETE_ROLE_SUCCESS,
+    payload: role,
+    itemId: role.name
+  };
+}
+
+export function deleteRoleFailure(role: Role, error: Error): Action {
+  return {
+    type: DELETE_ROLE_FAILURE,
+    payload: {
+      error,
+      role
+    },
+    itemId: role.name
+  };
+}
+
+export function deleteRole(role: Role, callback?: () => void) {
+  return function(dispatch: any) {
+    dispatch(deleteRolePending(role));
+    return apiClient
+      .delete(role._links.delete.href)
+      .then(() => {
+        dispatch(deleteRoleSuccess(role));
+        if (callback) {
+          callback();
+        }
+      })
+      .catch(error => {
+        dispatch(deleteRoleFailure(role, error));
+      });
+  };
 }
 
 function extractRolesByNames(
@@ -263,6 +349,22 @@ function extractRolesByNames(
   return rolesByNames;
 }
 
+function deleteRoleInRolesByNames(roles: {}, roleName: string) {
+  let newRoles = {};
+  for (let rolename in roles) {
+    if (rolename !== roleName) newRoles[rolename] = roles[rolename];
+  }
+  return newRoles;
+}
+
+function deleteRoleInEntries(roles: [], roleName: string) {
+  let newRoles = [];
+  for (let role of roles) {
+    if (role !== roleName) newRoles.push(role);
+  }
+  return newRoles;
+}
+
 const reducerByName = (state: any, rolename: string, newRoleState: any) => {
   return {
     ...state,
@@ -270,6 +372,37 @@ const reducerByName = (state: any, rolename: string, newRoleState: any) => {
   };
 };
 
+function listReducer(state: any = {}, action: any = {}) {
+  switch (action.type) {
+    case FETCH_ROLES_SUCCESS:
+      const roles = action.payload._embedded.repositoryRoles;
+      const roleNames = roles.map(role => role.name);
+      return {
+        ...state,
+        entries: roleNames,
+        entry: {
+          roleCreatePermission: !!action.payload._links.create,
+          page: action.payload.page,
+          pageTotal: action.payload.pageTotal,
+          _links: action.payload._links
+        }
+      };
+
+    // Delete single role actions
+    case DELETE_ROLE_SUCCESS:
+      const newRoleEntries = deleteRoleInEntries(
+        state.entries,
+        action.payload.name
+      );
+      return {
+        ...state,
+        entries: newRoleEntries
+      };
+    default:
+      return state;
+  }
+}
+
 function byNamesReducer(state: any = {}, action: any = {}) {
   switch (action.type) {
     // Fetch all roles actions
@@ -280,9 +413,14 @@ function byNamesReducer(state: any = {}, action: any = {}) {
       return {
         ...byNames
       };
+
     // Fetch single role actions
     case FETCH_ROLE_SUCCESS:
       return reducerByName(state, action.payload.name, action.payload);
+
+    case DELETE_ROLE_SUCCESS:
+      return deleteRoleInRolesByNames(state, action.payload.name);
+
     default:
       return state;
   }
@@ -301,7 +439,6 @@ const selectList = (state: Object) => {
   }
   return {};
 };
-
 const selectListEntry = (state: Object): Object => {
   const list = selectList(state);
   if (list.entry) {
@@ -344,14 +481,6 @@ export function getFetchRolesFailure(state: Object) {
   return getFailure(state, FETCH_ROLES);
 }
 
-export function isCreateRolePending(state: Object) {
-  return isPending(state, CREATE_ROLE);
-}
-
-export function getCreateRoleFailure(state: Object) {
-  return getFailure(state, CREATE_ROLE);
-}
-
 export function isFetchVerbsPending(state: Object) {
   return isPending(state, FETCH_VERBS);
 }
@@ -360,6 +489,14 @@ export function getFetchVerbsFailure(state: Object) {
   return getFailure(state, FETCH_VERBS);
 }
 
+export function isCreateRolePending(state: Object) {
+  return isPending(state, CREATE_ROLE);
+}
+
+export function getCreateRoleFailure(state: Object) {
+  return getFailure(state, CREATE_ROLE);
+}
+
 export function getRoleByName(state: Object, name: string) {
   if (state.roles && state.roles.byNames) {
     return state.roles.byNames[name];
@@ -373,3 +510,19 @@ export function isFetchRolePending(state: Object, name: string) {
 export function getFetchRoleFailure(state: Object, name: string) {
   return getFailure(state, FETCH_ROLE, name);
 }
+
+export function isModifyRolePending(state: Object, name: string) {
+  return isPending(state, MODIFY_ROLE, name);
+}
+
+export function getModifyRoleFailure(state: Object, name: string) {
+  return getFailure(state, MODIFY_ROLE, name);
+}
+
+export function isDeleteRolePending(state: Object, name: string) {
+  return isPending(state, DELETE_ROLE, name);
+}
+
+export function getDeleteRoleFailure(state: Object, name: string) {
+  return getFailure(state, DELETE_ROLE, name);
+}
diff --git a/scm-ui/src/config/modules/roles.test.js b/scm-ui/src/config/modules/roles.test.js
index fc165f863a..3c09bb7db1 100644
--- a/scm-ui/src/config/modules/roles.test.js
+++ b/scm-ui/src/config/modules/roles.test.js
@@ -16,6 +16,14 @@ import reducer, {
   CREATE_ROLE_PENDING,
   CREATE_ROLE_SUCCESS,
   CREATE_ROLE_FAILURE,
+  MODIFY_ROLE,
+  MODIFY_ROLE_PENDING,
+  MODIFY_ROLE_SUCCESS,
+  MODIFY_ROLE_FAILURE,
+  DELETE_ROLE,
+  DELETE_ROLE_PENDING,
+  DELETE_ROLE_SUCCESS,
+  DELETE_ROLE_FAILURE,
   fetchRoles,
   getFetchRolesFailure,
   getRolesFromState,
@@ -30,6 +38,13 @@ import reducer, {
   isCreateRolePending,
   getCreateRoleFailure,
   getRoleByName,
+  modifyRole,
+  isModifyRolePending,
+  getModifyRoleFailure,
+  deleteRole,
+  isDeleteRolePending,
+  deleteRoleSuccess,
+  getDeleteRoleFailure,
   selectListAsCollection,
   isPermittedToCreateRoles
 } from "./roles";
@@ -101,7 +116,8 @@ const response = {
 
 const URL = "repositoryRoles";
 const ROLES_URL = "/api/v2/repositoryRoles";
-const ROLE1_URL = "http://localhost:8081/scm/api/v2/repositoryRoles/specialrole";
+const ROLE1_URL =
+  "http://localhost:8081/scm/api/v2/repositoryRoles/specialrole";
 
 const error = new Error("FEHLER!");
 
@@ -247,6 +263,99 @@ describe("repository roles fetch", () => {
       expect(callMe).toBe("yeah");
     });
   });
+
+  it("successfully update role", () => {
+    fetchMock.putOnce(ROLE1_URL, {
+      status: 204
+    });
+    fetchMock.getOnce(ROLE1_URL, role1);
+
+    const store = mockStore({});
+    return store.dispatch(modifyRole(role1)).then(() => {
+      const actions = store.getActions();
+      expect(actions.length).toBe(3);
+      expect(actions[0].type).toEqual(MODIFY_ROLE_PENDING);
+      expect(actions[1].type).toEqual(MODIFY_ROLE_SUCCESS);
+      expect(actions[2].type).toEqual(FETCH_ROLE_PENDING);
+    });
+  });
+
+  it("should call callback, after successful modified role", () => {
+    fetchMock.putOnce(ROLE1_URL, {
+      status: 204
+    });
+    fetchMock.getOnce(ROLE1_URL, role1);
+
+    let called = false;
+    const callMe = () => {
+      called = true;
+    };
+
+    const store = mockStore({});
+    return store.dispatch(modifyRole(role1, callMe)).then(() => {
+      expect(called).toBeTruthy();
+    });
+  });
+
+  it("should fail updating role on HTTP 500", () => {
+    fetchMock.putOnce(ROLE1_URL, {
+      status: 500
+    });
+
+    const store = mockStore({});
+    return store.dispatch(modifyRole(role1)).then(() => {
+      const actions = store.getActions();
+      expect(actions[0].type).toEqual(MODIFY_ROLE_PENDING);
+      expect(actions[1].type).toEqual(MODIFY_ROLE_FAILURE);
+      expect(actions[1].payload).toBeDefined();
+    });
+  });
+
+  it("should delete successfully role1", () => {
+    fetchMock.deleteOnce(ROLE1_URL, {
+      status: 204
+    });
+
+    const store = mockStore({});
+    return store.dispatch(deleteRole(role1)).then(() => {
+      const actions = store.getActions();
+      expect(actions.length).toBe(2);
+      expect(actions[0].type).toEqual(DELETE_ROLE_PENDING);
+      expect(actions[0].payload).toBe(role1);
+      expect(actions[1].type).toEqual(DELETE_ROLE_SUCCESS);
+    });
+  });
+
+  it("should call the callback after successful delete", () => {
+    fetchMock.deleteOnce(ROLE1_URL, {
+      status: 204
+    });
+
+    let called = false;
+    const callMe = () => {
+      called = true;
+    };
+
+    const store = mockStore({});
+    return store.dispatch(deleteRole(role1, callMe)).then(() => {
+      expect(called).toBeTruthy();
+    });
+  });
+
+  it("should fail to delete role1", () => {
+    fetchMock.deleteOnce(ROLE1_URL, {
+      status: 500
+    });
+
+    const store = mockStore({});
+    return store.dispatch(deleteRole(role1)).then(() => {
+      const actions = store.getActions();
+      expect(actions[0].type).toEqual(DELETE_ROLE_PENDING);
+      expect(actions[0].payload).toBe(role1);
+      expect(actions[1].type).toEqual(DELETE_ROLE_FAILURE);
+      expect(actions[1].payload).toBeDefined();
+    });
+  });
 });
 
 describe("repository roles reducer", () => {
@@ -289,6 +398,23 @@ describe("repository roles reducer", () => {
     expect(newState.byNames["WRITE"]).toBeDefined();
   });
 
+  it("should remove role from state when delete succeeds", () => {
+    const state = {
+      list: {
+        entries: ["WRITE", "specialrole"]
+      },
+      byNames: {
+        specialrole: role1,
+        WRITE: role2
+      }
+    };
+
+    const newState = reducer(state, deleteRoleSuccess(role2));
+    expect(newState.byNames["specialrole"]).toBeDefined();
+    expect(newState.byNames["WRITE"]).toBeFalsy();
+    expect(newState.list.entries).toEqual(["specialrole"]);
+  });
+
   it("should set roleCreatePermission to true if create link is present", () => {
     const newState = reducer({}, fetchRolesSuccess(responseBody));
 
@@ -341,9 +467,9 @@ describe("repository roles selector", () => {
 
   it("should return false", () => {
     expect(isPermittedToCreateRoles({})).toBe(false);
-    expect(
-      isPermittedToCreateRoles({ roles: { list: { entry: {} } } })
-    ).toBe(false);
+    expect(isPermittedToCreateRoles({ roles: { list: { entry: {} } } })).toBe(
+      false
+    );
     expect(
       isPermittedToCreateRoles({
         roles: { list: { entry: { roleCreatePermission: false } } }
@@ -472,4 +598,56 @@ describe("repository roles selector", () => {
   it("should return undefined when fetch role2 did not fail", () => {
     expect(getFetchRoleFailure({}, "role2")).toBe(undefined);
   });
+
+  it("should return true, when modify role1 is pending", () => {
+    const state = {
+      pending: {
+        [MODIFY_ROLE + "/role1"]: true
+      }
+    };
+    expect(isModifyRolePending(state, "role1")).toEqual(true);
+  });
+
+  it("should return false, when modify role1 is not pending", () => {
+    expect(isModifyRolePending({}, "role1")).toEqual(false);
+  });
+
+  it("should return error when modify role1 did fail", () => {
+    const state = {
+      failure: {
+        [MODIFY_ROLE + "/role1"]: error
+      }
+    };
+    expect(getModifyRoleFailure(state, "role1")).toEqual(error);
+  });
+
+  it("should return undefined when modify role1 did not fail", () => {
+    expect(getModifyRoleFailure({}, "role1")).toBe(undefined);
+  });
+
+  it("should return true, when delete role2 is pending", () => {
+    const state = {
+      pending: {
+        [DELETE_ROLE + "/role2"]: true
+      }
+    };
+    expect(isDeleteRolePending(state, "role2")).toEqual(true);
+  });
+
+  it("should return false, when delete role2 is not pending", () => {
+    expect(isDeleteRolePending({}, "role2")).toEqual(false);
+  });
+
+  it("should return error when delete role2 did fail", () => {
+    const state = {
+      failure: {
+        [DELETE_ROLE + "/role2"]: error
+      }
+    };
+    expect(getDeleteRoleFailure(state, "role2")).toEqual(error);
+  });
+
+  it("should return undefined when delete role2 did not fail", () => {
+    expect(getDeleteRoleFailure({}, "role2")).toBe(undefined);
+  });
 });