Deliverables

flowchart TB
  subgraph sell["Sell"]
    direction LR
    s1["CRM<br/><i>SaaS · Sales</i>"]
    s2["Quoting<br/><i>bespoke · Sales</i>"]
    s3["Pricing A<br/><i>legacy · Sales</i>"]
    s4["Pricing B<br/><i>legacy · Regional</i>"]
  end
  subgraph fulfil["Fulfil"]
    direction LR
    f1["Order Mgmt<br/><i>bespoke · Ops</i>"]
    f2["WMS<br/><i>COTS · Ops</i>"]
    f3["Carrier Portal<br/><i>SaaS · Ops</i>"]
  end
  subgraph support["Support"]
    direction LR
    b1["ERP<br/><i>COTS · Finance</i>"]
    b2["Billing<br/><i>mainframe · Finance</i>"]
    b3["HRIS<br/><i>SaaS · HR</i>"]
    b4["Expenses<br/><i>SaaS · unowned</i>"]
  end
  s3 -.->|"same capability"| s4

flowchart LR
  sales["Sales<br/><i>quote, opportunity, discount</i>"]
  orders["Ordering<br/><i>order, line, fulfilment</i>"]
  billing["Billing<br/><i>invoice, credit note, dunning</i>"]
  ship["Shipping<br/><i>consignment, manifest</i>"]
  legacy["Legacy Mainframe<br/><i>account master</i>"]

  sales -->|"Customer / Supplier"| orders
  orders -->|"Customer / Supplier"| billing
  orders -->|"Published Language"| ship
  legacy -->|"Anti-Corruption Layer"| orders
  billing -.->|"Shared Kernel — party identity"| sales

flowchart TB
  subgraph core["Customer-Facing"]
    direction LR
    c1["Customer<br/>Management"]
    c2["Product &<br/>Catalogue"]
    c3["Order<br/>Capture"]
    c4["Fulfilment"]
  end
  subgraph enable["Enabling"]
    direction LR
    e1["Pricing &<br/>Promotion"]
    e2["Inventory<br/>Management"]
    e3["Payments &<br/>Settlement"]
    e4["Returns &<br/>Claims"]
  end
  subgraph support["Supporting"]
    direction LR
    s1["Finance &<br/>Accounting"]
    s2["Human<br/>Resources"]
    s3["Procurement"]
    s4["Risk &<br/>Compliance"]
  end

flowchart LR
  crm["CRM"]
  oms["Order Mgmt"]
  erp["ERP"]
  wms["WMS"]
  bill["Billing<br/><i>mainframe</i>"]
  dw[("Warehouse")]
  ptnr["Partner"]

  crm -->|"I-01 · REST · on demand"| oms
  oms -->|"I-02 · SFTP CSV · nightly"| erp
  oms -->|"I-03 · MQ · near real time"| wms
  wms -->|"I-04 · REST · on demand"| oms
  erp -->|"I-05 · flat file · nightly"| bill
  bill -->|"I-06 · DB link · nightly"| dw
  oms -->|"I-07 · CDC · continuous"| dw
  ptnr -->|"I-08 · AS2 EDI · hourly"| oms
  oms -->|"I-09 · AS2 EDI · hourly"| ptnr

flowchart LR
  subgraph cust["Customer"]
    direction TB
    c1(["Submits claim"])
  end
  subgraph intake["Intake — automated"]
    direction TB
    a1["Validate policy"]
    a2{"Policy active<br/>and in cover?"}
    a3["Auto-assess<br/><i>rules + model</i>"]
    a4{"Confidence<br/>&ge; threshold?"}
  end
  subgraph handler["Claims Handler"]
    direction TB
    h1["Manual review"]
    h2{"Approve?"}
  end
  subgraph fin["Finance"]
    direction TB
    p1["Schedule payment"]
  end

  c1 --> a1 --> a2
  a2 -->|"no"| r1(["Reject — notify with reason"])
  a2 -->|"yes"| a3 --> a4
  a4 -->|"yes"| p1
  a4 -->|"no"| h1 --> h2
  h2 -->|"yes"| p1
  h2 -->|"no"| r2(["Decline — notify with appeal route"])
  p1 --> e1(["Paid"])

flowchart LR
  party["Party"]
  cust["Customer"]
  supp["Supplier"]
  prod["Product"]
  order["Order"]
  ship["Shipment"]
  inv["Invoice"]
  pay["Payment"]
  loc["Location"]

  cust -->|"is a"| party
  supp -->|"is a"| party
  cust -->|"places"| order
  order -->|"is for"| prod
  supp -->|"supplies"| prod
  order -->|"is fulfilled by"| ship
  ship -->|"is sent to"| loc
  order -->|"is billed on"| inv
  inv -->|"is settled by"| pay

flowchart TB
  subgraph d1["Domain: Sales"]
    direction TB
    p1["<b>customer-360</b><br/><i>daily · 99.5% freshness SLO<br/>owner: Sales Data</i>"]
    p2["<b>pipeline-facts</b><br/><i>hourly</i>"]
  end
  subgraph d2["Domain: Fulfilment"]
    direction TB
    p3["<b>order-events</b><br/><i>streaming · &lt;60s<br/>owner: Fulfilment Eng</i>"]
    p4["<b>delivery-performance</b><br/><i>daily</i>"]
  end
  subgraph d3["Domain: Finance"]
    direction TB
    p5["<b>revenue-recognised</b><br/><i>daily · certified<br/>owner: Finance Systems</i>"]
  end

  subgraph plat["Self-Serve Platform"]
    direction LR
    s1["storage + compute"] --- s2["catalog + lineage"] --- s3["access control"] --- s4["quality + observability"]
  end

  gov["Federated Governance<br/><i>global: identity keys · classification · retention</i>"]

  p3 -->|"consumed by"| p1
  p1 -->|"consumed by"| p5
  p3 -->|"consumed by"| p5
  plat --- d1
  plat --- d2
  plat --- d3
  gov -.-> d1
  gov -.-> d2
  gov -.-> d3

flowchart LR
  u1(["Employee<br/><i>managed laptop</i>"])
  u2(["Contractor<br/><i>unmanaged device</i>"])
  u3["Workload<br/><i>service identity</i>"]

  subgraph pep["Policy Enforcement"]
    direction TB
    px["Proxy / Gateway<br/><i>terminates every session</i>"]
  end

  subgraph pdp["Policy Decision"]
    direction TB
    eng{"Policy engine"}
    sig1["Identity + MFA"]
    sig2["Device posture"]
    sig3["Risk + location"]
    sig4["Resource sensitivity"]
    sig1 --> eng
    sig2 --> eng
    sig3 --> eng
    sig4 --> eng
  end

  subgraph res["Resources"]
    direction TB
    r1["Internal app"]
    r2[("Database")]
    r3["SaaS"]
  end

  u1 --> px
  u2 --> px
  u3 --> px
  px <-->|"authorise this request"| eng
  px -->|"allow · scoped · time-bound"| r1
  px -->|"allow · read-only"| r2
  px -->|"deny · posture fail"| r3
  log[("Decision log<br/><i>every allow and deny</i>")]
  eng --> log

flowchart LR
  subgraph w0["Wave 0 — Foundation"]
    direction TB
    f1["Landing zone"]
    f2["Connectivity + DNS"]
    f3["Identity federation"]
    f4["Observability + backup"]
  end

  subgraph w1["Wave 1 — Prove it (6 apps)"]
    direction TB
    a1["Internal wiki<br/><i>rehost</i>"]
    a2["Reporting portal<br/><i>rehost</i>"]
    a3["Batch scheduler<br/><i>replatform</i>"]
  end

  subgraph w2["Wave 2 — Bulk (34 apps)"]
    direction TB
    b1["Departmental apps<br/><i>rehost ×26</i>"]
    b2["Shared services<br/><i>replatform ×8</i>"]
  end

  subgraph w3["Wave 3 — Hard cases (9 apps)"]
    direction TB
    c1["Order management<br/><i>refactor</i>"]
    c2["Data warehouse<br/><i>replatform</i>"]
    c3["Partner gateway<br/><i>refactor</i>"]
  end

  subgraph w4["Wave 4 — Exit"]
    direction TB
    d1["Mainframe interfaces<br/><i>replace</i>"]
    d2["Data centre exit<br/><i>contract ends Q3</i>"]
  end

  w0 -->|"platform accepted<br/>by security + ops"| w1
  w1 -->|"runbook proven<br/>rollback rehearsed"| w2
  w2 -->|"shared services live<br/>latency measured"| w3
  w3 -->|"last dependency<br/>severed"| w4

flowchart TB
  subgraph l1["Capabilities delivered"]
    direction LR
    c1["Product<br/>engineering"] --- c2["Data &<br/>analytics"] --- c3["Platform &<br/>infrastructure"] --- c4["Security &<br/>risk"]
  end
  subgraph l2["Organisation"]
    direction LR
    o1["Stream-aligned teams<br/><i>×9 · own build and run</i>"] --- o2["Platform team<br/><i>×1 · paved road</i>"] --- o3["Enabling team<br/><i>×1 · coaching</i>"] --- o4["Architecture chapter<br/><i>federated</i>"]
  end
  subgraph l3["Ways of working"]
    direction LR
    p1["Product-funded<br/><i>not project</i>"] --- p2["You build it<br/>you run it"] --- p3["Continuous<br/>delivery"] --- p4["Design authority<br/><i>advisory + gates</i>"]
  end
  subgraph l4["Governance"]
    direction LR
    g1["ARB<br/><i>off-radar only</i>"] --- g2["Tech radar<br/><i>quarterly</i>"] --- g3["Automated<br/>compliance"] --- g4["Exception<br/>register"]
  end
  subgraph l5["People"]
    direction LR
    s1["Skills gaps<br/><i>SRE ×6 · data eng ×4</i>"] --- s2["Sourcing<br/><i>hire 6 · reskill 4</i>"] --- s3["Career paths<br/><i>IC track added</i>"]
  end
  l1 --> l2 --> l3 --> l4 --> l5

quadrantChart
  title Business value against technical health
  x-axis "Poor technical health" --> "Good technical health"
  y-axis "Low business value" --> "High business value"
  quadrant-1 Invest
  quadrant-2 Migrate or re-engineer
  quadrant-3 Eliminate
  quadrant-4 Tolerate
  "Order management": [0.28, 0.92]
  "Payment gateway": [0.81, 0.95]
  "Customer portal": [0.74, 0.78]
  "Pricing engine": [0.22, 0.84]
  "Mainframe billing": [0.14, 0.88]
  "Legacy CRM": [0.19, 0.34]
  "Reporting portal": [0.31, 0.26]
  "Expenses tool": [0.68, 0.22]
  "Intranet wiki": [0.72, 0.18]
  "Partner gateway": [0.44, 0.66]