Stalane Legacy Systems

Your COBOL still processes $3 trillion daily. The average COBOL developer is 58. We bridge the gap — understand, stabilize, then modernize, on your timeline.

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$3T daily via COBOL
$3T
daily transactions
COBOL in production
220–250B
lines active
ATM transactions on COBOL
95%
depend on COBOL
COBOL grads worldwide 2024
<2,000
▼ pipeline cliff
Risk assessment · 24/7 support · AI-assisted modernization

Understand, stabilize, then modernize — on your timeline

Stalane Legacy Systems · COBOL · RPG · Fortran · Assembly · Ada · Pascal/Delphi · PL/I · Lisp

Your COBOL still processes $3 trillion daily, and the average COBOL developer is 58. We bridge the gap between the systems that run your business and the people left who understand them.

  • Risk assessment of your legacy footprint
  • 24/7 support for production legacy systems
  • AI-assisted modernization on your timeline

Who we serve — banking · insurance · government · manufacturing · science:

  • Banking & Financial Services — COBOL core banking, PL/I back-office, payment rails
  • Insurance — RPG policy admin and claims on IBM i
  • Government & Public Sector — Ada for defense/aviation, COBOL for benefits and tax
  • Manufacturing & Distribution — RPG/COBOL ERP and supply chain
  • Science & Weather — Fortran climate and physics models
languages

Language expertise

Eight legacy platforms · select to inspect
CO
COBOL · est. 1959

COBOL

Origin 1959 · TIOBE Sept 2026 #20 · 0.78%

220–250B lines in production; 95% of ATM transactions, ~43% of US banking, and 70%+ of Fortune 500 systems run on COBOL.

  • Average developer age ~58
  • ~10% retire each year
  • <2,000 COBOL grads worldwide in 2024
FO
Fortran · est. 1957

Fortran

Origin 1957 · TIOBE Sept 2026 #11 · 1.24%

ECMWF, MeteoSwiss, and NICAM weather models plus aerospace and HPC workloads; 20+yr code still carrying production.

  • Specialists scarce
  • 20+yr codebases concentrate knowledge in few hands
RP
RPG · est. 1959

RPG

Origin 1959 · TIOBE Sept 2026 outside Top 20

The IBM i backbone for banking, insurance, manufacturing, and distribution.

  • Typical programmer ~70
  • Near-total retirement by 2030
AS
Assembly

Assembly

TIOBE Sept 2026 #16 · 0.89%

Firmware, embedded systems, drivers, and bootloaders — the layer everything else stands on.

  • Niche scarcity
AD
Ada · est. 1980

Ada

Origin 1980 · TIOBE Sept 2026 #17 · 0.85%

DoD, aviation, and air-traffic control; top-3 safety of 26 evaluated languages; usage doubled in 20yrs.

  • Usage doubled in 20yrs against a narrow specialist base
PA
Pascal/Delphi · est. 1970

Pascal / Delphi

Origin 1970 · TIOBE Sept 2026 #13 · 1.08%

Windows business software and internal tooling; maintenance load persists.

  • New dev ceased — maintenance persists
PL
PL/I · est. 1964

PL/I

Origin 1964 · TIOBE Sept 2026 outside Top 20

Mainframe back offices of banks and insurers.

  • Rarely taught — pipeline effectively gone
LI
Lisp · est. 1958

Lisp

Origin 1958 · TIOBE Sept 2026 outside Top 20

AI and research pockets, and the Emacs engine.

  • Small dedicated pool
talent cliff

Legacy vs Modern engineering talent

The wage premium is not the problem — specialists cannot be found at any price
MetricLegacyModern
Average age~58 COBOL · ~70 RPG~32
Annual retirement rate~10%<2%
New entrants / year<2,000tens of thousands
Time-to-hire90+ days30–45 days
Compensation$86K–$150K$110K–$200K+

Over 80% of IT budgets in some IBM i environments go to maintenance, not innovation.

Talent cliff countdown
years to 2030 · RPG near-total retirement projected
tiobe · sept 2026

Legacy languages on the TIOBE Index

September 2026 ratings · RPG / PL/I / Lisp outside Top 20
LanguageRankRating
Fortran#111.24%
Pascal/Delphi#131.08%
Assembly#160.89%
Ada#170.85%
COBOL#200.78%
RPG / PL/I / Lispoutside Top 20
age cliff

Average practitioner age by cohort

Years old · the RPG cohort nears full retirement by 2030
CohortAvg age
Modern engineering~32
COBOL~58
RPG~70
services

What we do

Outcome-oriented engagements, led by specialists with 15+ years on the platform · select to inspect
assess

Legacy Systems Risk Assessment

A structured audit of critical codebases, documentation gaps, and single-point-of-failure dependencies.

support

Managed Legacy Support (24/7)

SLA-driven maintenance for COBOL, RPG, Fortran, and PL/I systems, with response-time commitments and escalation tiers.

modernize

AI-Assisted Modernization

AI accelerators analyze code and generate documentation for 60–80% discovery savings — human expertise remains central, human-led throughout.

capture

Knowledge Capture & Documentation

For firms whose last RPG or COBOL expert is nearing retirement: we extract and systematize undocumented business logic before it walks out the door.

talent

Talent Augmentation & Retiree Programs

Access to a vetted network of legacy specialists, including structured retiree-return engagements.

platforms

Platform Expertise

IBM Z/COBOL · IBM i/RPG · HPC/Fortran · embedded Ada/Assembly.

insights

Insights

Research notes for decision-makers
contact

Request a Legacy Systems Risk Assessment

All conversations are confidential. We do not share client data with third parties.