diff --git a/orchestrator/src/client/pages/OrchestratorPage.test.tsx b/orchestrator/src/client/pages/OrchestratorPage.test.tsx
index 186700f..32a9fb2 100644
--- a/orchestrator/src/client/pages/OrchestratorPage.test.tsx
+++ b/orchestrator/src/client/pages/OrchestratorPage.test.tsx
@@ -105,6 +105,16 @@ vi.mock("./orchestrator/usePipelineSources", () => ({
   }),
 }));
 
+vi.mock("../hooks/useSettings", () => ({
+  useSettings: () => ({
+    settings: {
+      jobspySites: ["indeed", "linkedin"],
+      ukvisajobsEmail: null,
+      ukvisajobsPasswordHint: null,
+    },
+  }),
+}));
+
 vi.mock("./orchestrator/OrchestratorHeader", () => ({
   OrchestratorHeader: () => <div data-testid="header" />,
 }));
@@ -118,12 +128,15 @@ vi.mock("./orchestrator/OrchestratorFilters", () => ({
     onTabChange,
     onSearchQueryChange,
     onSortChange,
+    sourcesWithJobs,
   }: {
     onTabChange: (t: FilterTab) => void;
     onSearchQueryChange: (q: string) => void;
     onSortChange: (s: any) => void;
+    sourcesWithJobs: string[];
   }) => (
     <div data-testid="filters">
+      <div data-testid="sources-with-jobs">{sourcesWithJobs.join(",")}</div>
       <button onClick={() => onTabChange("discovered")}>To Discovered</button>
       <button onClick={() => onSearchQueryChange("test search")}>Set Search</button>
       <button onClick={() => onSortChange({ key: "title", direction: "asc" })}>Set Sort</button>
@@ -274,4 +287,21 @@ describe("OrchestratorPage", () => {
 
     expect(screen.getByTestId("detail-panel")).toBeInTheDocument();
   });
+
+  it("clears source filter when no jobs exist for it", async () => {
+    window.matchMedia = createMatchMedia(true) as unknown as typeof window.matchMedia;
+
+    render(
+      <MemoryRouter initialEntries={["/ready?source=ukvisajobs"]}>
+        <LocationWatcher />
+        <Routes>
+          <Route path="/:tab" element={<OrchestratorPage />} />
+        </Routes>
+      </MemoryRouter>
+    );
+
+    await waitFor(() => {
+      expect(screen.getByTestId("location").textContent).not.toContain("source=ukvisajobs");
+    });
+  });
 });
diff --git a/orchestrator/src/client/pages/OrchestratorPage.tsx b/orchestrator/src/client/pages/OrchestratorPage.tsx
index c6fc6ee..08fdb99 100644
--- a/orchestrator/src/client/pages/OrchestratorPage.tsx
+++ b/orchestrator/src/client/pages/OrchestratorPage.tsx
@@ -22,7 +22,8 @@ import { OrchestratorSummary } from "./orchestrator/OrchestratorSummary";
 import { useFilteredJobs } from "./orchestrator/useFilteredJobs";
 import { useOrchestratorData } from "./orchestrator/useOrchestratorData";
 import { usePipelineSources } from "./orchestrator/usePipelineSources";
-import { getJobCounts } from "./orchestrator/utils";
+import { useSettings } from "@client/hooks/useSettings";
+import { getEnabledSources, getJobCounts, getSourcesWithJobs } from "./orchestrator/utils";
 
 export const OrchestratorPage: React.FC = () => {
   const { tab, jobId } = useParams<{ tab: string; jobId?: string }>();
@@ -106,6 +107,7 @@ export const OrchestratorPage: React.FC = () => {
     }
   }, [tab, navigateWithContext]);
 
+
   const [navOpen, setNavOpen] = useState(false);
   const [isManualImportOpen, setIsManualImportOpen] = useState(false);
   const [isDetailDrawerOpen, setIsDetailDrawerOpen] = useState(false);
@@ -121,16 +123,26 @@ export const OrchestratorPage: React.FC = () => {
     navigateWithContext(activeTab, id);
   };
 
-  const { pipelineSources, setPipelineSources, toggleSource } = usePipelineSources();
+  const { settings } = useSettings();
   const { jobs, stats, isLoading, isPipelineRunning, setIsPipelineRunning, loadJobs } = useOrchestratorData();
+  const enabledSources = useMemo(() => getEnabledSources(settings ?? null), [settings]);
+  const { pipelineSources, setPipelineSources, toggleSource } = usePipelineSources(enabledSources);
 
   const activeJobs = useFilteredJobs(jobs, activeTab, sourceFilter, searchQuery, sort);
   const counts = useMemo(() => getJobCounts(jobs), [jobs]);
+  const sourcesWithJobs = useMemo(() => getSourcesWithJobs(jobs), [jobs]);
   const selectedJob = useMemo(
     () => (selectedJobId ? jobs.find((job) => job.id === selectedJobId) ?? null : null),
     [jobs, selectedJobId],
   );
 
+  useEffect(() => {
+    if (sourceFilter === "all") return;
+    if (!sourcesWithJobs.includes(sourceFilter)) {
+      setSourceFilter("all");
+    }
+  }, [sourceFilter, setSourceFilter, sourcesWithJobs]);
+
   const handleManualImported = useCallback(
     async (importedJobId: string) => {
       // Refresh jobs and navigate to the new job in discovered tab
@@ -225,16 +237,17 @@ export const OrchestratorPage: React.FC = () => {
 
   return (
     <>
-      <OrchestratorHeader
-        navOpen={navOpen}
-        onNavOpenChange={setNavOpen}
-        isPipelineRunning={isPipelineRunning}
-        pipelineSources={pipelineSources}
-        onToggleSource={toggleSource}
-        onSetPipelineSources={setPipelineSources}
-        onRunPipeline={handleRunPipeline}
-        onOpenManualImport={() => setIsManualImportOpen(true)}
-      />
+        <OrchestratorHeader
+          navOpen={navOpen}
+          onNavOpenChange={setNavOpen}
+          isPipelineRunning={isPipelineRunning}
+          pipelineSources={pipelineSources}
+          enabledSources={enabledSources}
+          onToggleSource={toggleSource}
+          onSetPipelineSources={setPipelineSources}
+          onRunPipeline={handleRunPipeline}
+          onOpenManualImport={() => setIsManualImportOpen(true)}
+        />
 
       <main className="container mx-auto max-w-7xl space-y-6 px-4 py-6 pb-12">
         <OrchestratorSummary stats={stats} isPipelineRunning={isPipelineRunning} />
@@ -249,6 +262,7 @@ export const OrchestratorPage: React.FC = () => {
             onSearchQueryChange={setSearchQuery}
             sourceFilter={sourceFilter}
             onSourceFilterChange={setSourceFilter}
+            sourcesWithJobs={sourcesWithJobs}
             sort={sort}
             onSortChange={setSort}
           />
diff --git a/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.test.tsx b/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.test.tsx
index 92f8bef..aaacea6 100644
--- a/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.test.tsx
+++ b/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.test.tsx
@@ -71,6 +71,7 @@ const renderFilters = (overrides?: Partial<ComponentProps<typeof OrchestratorFil
     onSearchQueryChange: vi.fn(),
     sourceFilter: "all" as const,
     onSourceFilterChange: vi.fn(),
+    sourcesWithJobs: ["gradcracker", "linkedin", "manual"],
     sort: { key: "score", direction: "desc" } as JobSort,
     onSortChange: vi.fn(),
     ...overrides,
@@ -104,4 +105,15 @@ describe("OrchestratorFilters", () => {
     fireEvent.click(await screen.findByRole("menuitem", { name: /Direction:/i }));
     expect(props.onSortChange).toHaveBeenCalledWith({ key: "score", direction: "asc" });
   });
+
+  it("only shows sources that exist in jobs", async () => {
+    renderFilters({ sourcesWithJobs: ["gradcracker", "manual"] });
+
+    fireEvent.pointerDown(screen.getByRole("button", { name: /all sources/i }));
+
+    expect(await screen.findByRole("menuitemradio", { name: /Gradcracker/i })).toBeInTheDocument();
+    expect(screen.queryByRole("menuitemradio", { name: /LinkedIn/i })).not.toBeInTheDocument();
+    expect(screen.queryByRole("menuitemradio", { name: /UK Visa Jobs/i })).not.toBeInTheDocument();
+    expect(screen.getByRole("menuitemradio", { name: /Manual/i })).toBeInTheDocument();
+  });
 });
diff --git a/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.tsx b/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.tsx
index 3303e10..4ded3d4 100644
--- a/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.tsx
+++ b/orchestrator/src/client/pages/orchestrator/OrchestratorFilters.tsx
@@ -17,7 +17,7 @@ import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";
 
 import { sourceLabel } from "@/lib/utils";
 import type { JobSource } from "../../../shared/types";
-import { defaultSortDirection, sortLabels, tabs } from "./constants";
+import { defaultSortDirection, orderedSources, sortLabels, tabs } from "./constants";
 import type { FilterTab, JobSort } from "./constants";
 
 interface OrchestratorFiltersProps {
@@ -28,6 +28,7 @@ interface OrchestratorFiltersProps {
   onSearchQueryChange: (value: string) => void;
   sourceFilter: JobSource | "all";
   onSourceFilterChange: (value: JobSource | "all") => void;
+  sourcesWithJobs: JobSource[];
   sort: JobSort;
   onSortChange: (sort: JobSort) => void;
 }
@@ -40,9 +41,14 @@ export const OrchestratorFilters: React.FC<OrchestratorFiltersProps> = ({
   onSearchQueryChange,
   sourceFilter,
   onSourceFilterChange,
+  sourcesWithJobs,
   sort,
   onSortChange,
-}) => (
+}) => {
+  const orderedFilterSources: JobSource[] = [...orderedSources, "manual"];
+  const visibleSources = orderedFilterSources.filter((source) => sourcesWithJobs.includes(source));
+
+  return (
   <Tabs value={activeTab} onValueChange={(value) => onTabChange(value as FilterTab)}>
     <div className="flex flex-col gap-3 lg:flex-row lg:items-center lg:justify-between">
       <TabsList className="h-auto w-full flex-wrap justify-start gap-1 lg:w-auto">
@@ -85,9 +91,9 @@ export const OrchestratorFilters: React.FC<OrchestratorFiltersProps> = ({
               onValueChange={(value) => onSourceFilterChange(value as JobSource | "all")}
             >
               <DropdownMenuRadioItem value="all">All Sources</DropdownMenuRadioItem>
-              {(Object.keys(sourceLabel) as JobSource[]).map((key) => (
-                <DropdownMenuRadioItem key={key} value={key}>
-                  {sourceLabel[key]}
+              {visibleSources.map((source) => (
+                <DropdownMenuRadioItem key={source} value={source}>
+                  {sourceLabel[source]}
                 </DropdownMenuRadioItem>
               ))}
             </DropdownMenuRadioGroup>
@@ -140,3 +146,4 @@ export const OrchestratorFilters: React.FC<OrchestratorFiltersProps> = ({
     </div>
   </Tabs>
 );
+};
diff --git a/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.test.tsx b/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.test.tsx
new file mode 100644
index 0000000..7eee1fa
--- /dev/null
+++ b/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.test.tsx
@@ -0,0 +1,94 @@
+import React from "react";
+import { describe, it, expect, vi } from "vitest";
+import { fireEvent, render, screen } from "@testing-library/react";
+import { MemoryRouter } from "react-router-dom";
+
+import { OrchestratorHeader } from "./OrchestratorHeader";
+
+vi.mock("@/components/ui/dropdown-menu", () => {
+  const React = require("react") as typeof import("react");
+
+  return {
+    DropdownMenu: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+    DropdownMenuTrigger: ({ children }: { children: React.ReactNode }) => <>{children}</>,
+    DropdownMenuContent: ({ children }: { children: React.ReactNode }) => <div role="menu">{children}</div>,
+    DropdownMenuLabel: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+    DropdownMenuSeparator: () => <div role="separator" />,
+    DropdownMenuItem: ({ children, onSelect }: { children: React.ReactNode; onSelect?: (event: Event) => void }) => (
+      <button
+        type="button"
+        role="menuitem"
+        onClick={() => onSelect?.({ preventDefault: () => {} } as unknown as Event)}
+      >
+        {children}
+      </button>
+    ),
+    DropdownMenuCheckboxItem: ({
+      children,
+      onCheckedChange,
+    }: {
+      children: React.ReactNode;
+      onCheckedChange?: (checked: boolean) => void;
+    }) => (
+      <button type="button" role="menuitemcheckbox" onClick={() => onCheckedChange?.(true)}>
+        {children}
+      </button>
+    ),
+  };
+});
+
+vi.mock("@/components/ui/sheet", () => ({
+  Sheet: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+  SheetTrigger: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+  SheetContent: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+  SheetHeader: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+  SheetTitle: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
+}));
+
+const renderHeader = (overrides: Partial<React.ComponentProps<typeof OrchestratorHeader>> = {}) => {
+  const props: React.ComponentProps<typeof OrchestratorHeader> = {
+    navOpen: false,
+    onNavOpenChange: vi.fn(),
+    isPipelineRunning: false,
+    pipelineSources: ["gradcracker"],
+    enabledSources: ["gradcracker"],
+    onToggleSource: vi.fn(),
+    onSetPipelineSources: vi.fn(),
+    onRunPipeline: vi.fn(),
+    onOpenManualImport: vi.fn(),
+    ...overrides,
+  };
+
+  return {
+    props,
+    ...render(
+      <MemoryRouter>
+        <OrchestratorHeader {...props} />
+      </MemoryRouter>
+    ),
+  };
+};
+
+describe("OrchestratorHeader", () => {
+  it("renders only enabled sources", () => {
+    renderHeader({ enabledSources: ["gradcracker", "linkedin"], pipelineSources: ["linkedin"] });
+
+    expect(screen.getByRole("menuitemcheckbox", { name: /Gradcracker/i })).toBeInTheDocument();
+    expect(screen.getByRole("menuitemcheckbox", { name: /LinkedIn/i })).toBeInTheDocument();
+    expect(screen.queryByRole("menuitemcheckbox", { name: /UK Visa Jobs/i })).not.toBeInTheDocument();
+  });
+
+  it("uses enabled sources for the all sources action", () => {
+    const { props } = renderHeader({ enabledSources: ["gradcracker", "linkedin"] });
+
+    fireEvent.click(screen.getByRole("menuitem", { name: /All sources/i }));
+
+    expect(props.onSetPipelineSources).toHaveBeenCalledWith(["gradcracker", "linkedin"]);
+  });
+
+  it("hides jobspy preset when no jobspy sources are enabled", () => {
+    renderHeader({ enabledSources: ["gradcracker"] });
+
+    expect(screen.queryByRole("menuitem", { name: /Indeed \+ LinkedIn only/i })).not.toBeInTheDocument();
+  });
+});
diff --git a/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.tsx b/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.tsx
index a620965..5bd9a8b 100644
--- a/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.tsx
+++ b/orchestrator/src/client/pages/orchestrator/OrchestratorHeader.tsx
@@ -40,6 +40,7 @@ interface OrchestratorHeaderProps {
   onNavOpenChange: (open: boolean) => void;
   isPipelineRunning: boolean;
   pipelineSources: JobSource[];
+  enabledSources: JobSource[];
   onToggleSource: (source: JobSource, checked: boolean) => void;
   onSetPipelineSources: (sources: JobSource[]) => void;
   onRunPipeline: () => void;
@@ -58,6 +59,7 @@ export const OrchestratorHeader: React.FC<OrchestratorHeaderProps> = ({
   onNavOpenChange,
   isPipelineRunning,
   pipelineSources,
+  enabledSources,
   onToggleSource,
   onSetPipelineSources,
   onRunPipeline,
@@ -65,6 +67,8 @@ export const OrchestratorHeader: React.FC<OrchestratorHeaderProps> = ({
 }) => {
   const location = useLocation();
   const navigate = useNavigate();
+  const visibleSources = orderedSources.filter((source) => enabledSources.includes(source));
+  const enabledJobSpySources = visibleSources.filter((source) => source === "indeed" || source === "linkedin");
 
   return (
     <header className="sticky top-0 z-40 border-b bg-background/80 backdrop-blur supports-[backdrop-filter]:bg-background/60">
@@ -162,7 +166,7 @@ export const OrchestratorHeader: React.FC<OrchestratorHeaderProps> = ({
               <DropdownMenuContent align="end" className="w-56">
                 <DropdownMenuLabel>Sources</DropdownMenuLabel>
                 <DropdownMenuSeparator />
-                {orderedSources.map((source) => (
+                {visibleSources.map((source) => (
                   <DropdownMenuCheckboxItem
                     key={source}
                     checked={pipelineSources.includes(source)}
@@ -176,27 +180,31 @@ export const OrchestratorHeader: React.FC<OrchestratorHeaderProps> = ({
                 <DropdownMenuItem
                   onSelect={(event) => {
                     event.preventDefault();
-                    onSetPipelineSources(orderedSources);
+                    onSetPipelineSources(visibleSources);
                   }}
                 >
                   All sources
                 </DropdownMenuItem>
-                <DropdownMenuItem
-                  onSelect={(event) => {
-                    event.preventDefault();
-                    onSetPipelineSources(["gradcracker"]);
-                  }}
-                >
-                  Gradcracker only
-                </DropdownMenuItem>
-                <DropdownMenuItem
-                  onSelect={(event) => {
-                    event.preventDefault();
-                    onSetPipelineSources(["indeed", "linkedin"]);
-                  }}
-                >
-                  Indeed + LinkedIn only
-                </DropdownMenuItem>
+                {visibleSources.includes("gradcracker") && (
+                  <DropdownMenuItem
+                    onSelect={(event) => {
+                      event.preventDefault();
+                      onSetPipelineSources(["gradcracker"]);
+                    }}
+                  >
+                    Gradcracker only
+                  </DropdownMenuItem>
+                )}
+                {enabledJobSpySources.length > 0 && (
+                  <DropdownMenuItem
+                    onSelect={(event) => {
+                      event.preventDefault();
+                      onSetPipelineSources(enabledJobSpySources);
+                    }}
+                  >
+                    Indeed + LinkedIn only
+                  </DropdownMenuItem>
+                )}
               </DropdownMenuContent>
             </DropdownMenu>
           </div>
diff --git a/orchestrator/src/client/pages/orchestrator/usePipelineSources.test.ts b/orchestrator/src/client/pages/orchestrator/usePipelineSources.test.ts
new file mode 100644
index 0000000..4be48e8
--- /dev/null
+++ b/orchestrator/src/client/pages/orchestrator/usePipelineSources.test.ts
@@ -0,0 +1,45 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { renderHook, act } from "@testing-library/react";
+
+import { PIPELINE_SOURCES_STORAGE_KEY } from "./constants";
+import { usePipelineSources } from "./usePipelineSources";
+
+describe("usePipelineSources", () => {
+  beforeEach(() => {
+    localStorage.clear();
+  });
+
+  it("filters stored sources to enabled sources", () => {
+    localStorage.setItem(PIPELINE_SOURCES_STORAGE_KEY, JSON.stringify(["gradcracker", "ukvisajobs"]));
+
+    const enabledSources = ["gradcracker"] as const;
+
+    const { result } = renderHook(() => usePipelineSources(enabledSources));
+
+    expect(result.current.pipelineSources).toEqual(["gradcracker"]);
+  });
+
+  it("falls back to the first enabled source", () => {
+    localStorage.setItem(PIPELINE_SOURCES_STORAGE_KEY, JSON.stringify(["ukvisajobs"]));
+
+    const enabledSources = ["gradcracker", "linkedin"] as const;
+
+    const { result } = renderHook(() => usePipelineSources(enabledSources));
+
+    expect(result.current.pipelineSources).toEqual(["gradcracker"]);
+  });
+
+  it("ignores toggles for disabled sources", () => {
+    localStorage.setItem(PIPELINE_SOURCES_STORAGE_KEY, JSON.stringify(["gradcracker"]));
+
+    const enabledSources = ["gradcracker"] as const;
+
+    const { result } = renderHook(() => usePipelineSources(enabledSources));
+
+    act(() => {
+      result.current.toggleSource("ukvisajobs", true);
+    });
+
+    expect(result.current.pipelineSources).toEqual(["gradcracker"]);
+  });
+});
diff --git a/orchestrator/src/client/pages/orchestrator/usePipelineSources.ts b/orchestrator/src/client/pages/orchestrator/usePipelineSources.ts
index 919036a..7be198d 100644
--- a/orchestrator/src/client/pages/orchestrator/usePipelineSources.ts
+++ b/orchestrator/src/client/pages/orchestrator/usePipelineSources.ts
@@ -1,4 +1,4 @@
-import { useCallback, useEffect, useState } from "react";
+import { useCallback, useEffect, useMemo, useState } from "react";
 
 import type { JobSource } from "../../../shared/types";
 import {
@@ -7,20 +7,39 @@ import {
   orderedSources,
 } from "./constants";
 
-export const usePipelineSources = () => {
+const resolveAllowedSources = (enabledSources?: JobSource[]) =>
+  enabledSources && enabledSources.length > 0 ? enabledSources : DEFAULT_PIPELINE_SOURCES;
+
+const normalizeSources = (sources: JobSource[], allowedSources: JobSource[]) => {
+  const filtered = sources.filter((value) => allowedSources.includes(value));
+  return filtered.length > 0 ? filtered : allowedSources.slice(0, 1);
+};
+
+const sourcesMatch = (left: JobSource[], right: JobSource[]) =>
+  left.length === right.length && left.every((value, index) => value === right[index]);
+
+export const usePipelineSources = (enabledSources?: JobSource[]) => {
+  const allowedSources = useMemo(() => resolveAllowedSources(enabledSources), [enabledSources]);
   const [pipelineSources, setPipelineSources] = useState<JobSource[]>(() => {
     try {
       const raw = localStorage.getItem(PIPELINE_SOURCES_STORAGE_KEY);
-      if (!raw) return DEFAULT_PIPELINE_SOURCES;
+      if (!raw) return normalizeSources(allowedSources, allowedSources);
       const parsed = JSON.parse(raw) as unknown;
-      if (!Array.isArray(parsed)) return DEFAULT_PIPELINE_SOURCES;
+      if (!Array.isArray(parsed)) return normalizeSources(allowedSources, allowedSources);
       const next = parsed.filter((value): value is JobSource => orderedSources.includes(value as JobSource));
-      return next.length > 0 ? next : DEFAULT_PIPELINE_SOURCES;
+      return normalizeSources(next, allowedSources);
     } catch {
-      return DEFAULT_PIPELINE_SOURCES;
+      return normalizeSources(allowedSources, allowedSources);
     }
   });
 
+  useEffect(() => {
+    setPipelineSources((current) => {
+      const normalized = normalizeSources(current, allowedSources);
+      return sourcesMatch(current, normalized) ? current : normalized;
+    });
+  }, [allowedSources]);
+
   useEffect(() => {
     try {
       localStorage.setItem(PIPELINE_SOURCES_STORAGE_KEY, JSON.stringify(pipelineSources));
@@ -30,6 +49,7 @@ export const usePipelineSources = () => {
   }, [pipelineSources]);
 
   const toggleSource = useCallback((source: JobSource, checked: boolean) => {
+    if (!allowedSources.includes(source)) return;
     setPipelineSources((current) => {
       const next = checked
         ? Array.from(new Set([...current, source]))
@@ -37,7 +57,7 @@ export const usePipelineSources = () => {
 
       return next.length === 0 ? current : next;
     });
-  }, []);
+  }, [allowedSources]);
 
   return { pipelineSources, setPipelineSources, toggleSource };
 };
diff --git a/orchestrator/src/client/pages/orchestrator/utils.ts b/orchestrator/src/client/pages/orchestrator/utils.ts
index 8e84ab6..1ddbb11 100644
--- a/orchestrator/src/client/pages/orchestrator/utils.ts
+++ b/orchestrator/src/client/pages/orchestrator/utils.ts
@@ -1,4 +1,5 @@
-import type { Job } from "../../../shared/types";
+import type { AppSettings, Job, JobSource } from "../../../shared/types";
+import { orderedSources } from "./constants";
 import type { FilterTab, JobSort } from "./constants";
 
 const dateValue = (value: string | null) => {
@@ -87,3 +88,39 @@ export const getJobCounts = (jobs: Job[]): Record<FilterTab, number> => {
 
   return byTab;
 };
+
+const orderedSourceFilters: JobSource[] = [...orderedSources, "manual"];
+
+export const getSourcesWithJobs = (jobs: Job[]): JobSource[] => {
+  const seen = new Set<JobSource>();
+  for (const job of jobs) {
+    seen.add(job.source);
+  }
+  return orderedSourceFilters.filter((source) => seen.has(source));
+};
+
+export const getEnabledSources = (settings: AppSettings | null): JobSource[] => {
+  if (!settings) return [...orderedSources];
+
+  const enabled: JobSource[] = [];
+  const jobspySites = settings.jobspySites ?? [];
+  const hasUkVisaJobsAuth = Boolean(
+    settings.ukvisajobsEmail?.trim() && settings.ukvisajobsPasswordHint
+  );
+
+  for (const source of orderedSources) {
+    if (source === "gradcracker") {
+      enabled.push(source);
+      continue;
+    }
+    if (source === "ukvisajobs") {
+      if (hasUkVisaJobsAuth) enabled.push(source);
+      continue;
+    }
+    if (source === "indeed" || source === "linkedin") {
+      if (jobspySites.includes(source)) enabled.push(source);
+    }
+  }
+
+  return enabled.length > 0 ? enabled : [...orderedSources];
+};