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Java Migration · Northampton

Java Migration in Northampton

Java version migrations for Northampton organisations, where one boundary is considerably harder than the rest. Moving off Java 8 crosses the introduction of the module system and the tightening of reflective access — so libraries that reached into internals stop working, and those are exactly the libraries that older applications depend on.

Why this comes up

The problem

The application is on Java 8, and two frameworks it depends on rely on reflective access that newer versions no longer permit.

What you get

What we deliver

  • The specific boundary identified, since not all version jumps are equivalent
  • Dependencies assessed for reflective access and continued maintenance
  • Removed APIs found and replaced before the runtime change rather than after
  • Build tooling updated, as older versions frequently cannot target newer runtimes
  • Performance re-measured, since defaults and collector behaviour have changed
  • A long-term support target chosen rather than the newest available release

Want this scoped for your business in Northampton?

Thirty minutes, no charge, no sales script. You leave with a written summary of what java migration would actually involve — whether or not you use us.

Book a 30-minute call

Working in Northampton

East Midlands

Northampton sits at the centre of the UK's distribution network, and warehousing and logistics operators here tend to need stock, routing and fulfilment systems that talk to whatever the client's customers already use.

Warehousing and distribution work leads here: stock accuracy, routing, proof of delivery, and portals that let customers see their own inventory without phoning in.

Sectors we work with in Northampton

  • Logistics & Distribution
  • Footwear & Leather
  • Motorsport
  • Financial Services
  • Retail

What we work with

Technologies and platforms

  • Java
  • JVM
  • Maven
  • Gradle

Who we work with

Industries we serve

  • Financial services
  • Insurance
  • Manufacturing
  • Public sector
  • Enterprise software

Why us

Why Northampton businesses choose Asionis

  • Projects typically launched within 4–8 weeks
  • No long-term contracts required
  • All team members UK-based
  • Dedicated account manager and development team
  • Transparent reporting with monthly performance metrics
  • Scalable from startup to enterprise

How we work

  1. Step 1

    Free consultation

    A 30-minute call to understand the problem. You keep the written summary either way.

  2. Step 2

    Proposal

    Scope, timeline and a fixed price, in writing, before anything starts.

  3. Step 3

    Build

    Short cycles with regular check-ins, so you see progress rather than hear about it.

  4. Step 4

    Launch and support

    We handle the go-live and stay available afterwards.

Java Migration in Northampton — common questions

Why is the Java 8 boundary so much harder?
Because the platform changed how code may reach into internals. Libraries that relied on that access break, and long-lived applications tend to depend on exactly those libraries — so the work is replacing dependencies rather than adjusting your own code.
Are later jumps easier?
Substantially. Once past that boundary, moving between long-term releases is usually a matter of updating dependencies and checking removed APIs — which is why organisations that make the first jump find subsequent upgrades a fraction of the effort.
Do we need to change build tooling?
Frequently yes. Older build tools and plugins cannot target newer runtimes, so the build itself becomes part of the migration — and it is worth handling first, because you cannot test anything until it produces an artefact.
Will performance change?
Generally for the better, and not identically. Collector defaults and runtime behaviour have moved considerably, so re-measuring after migration is worthwhile — both to capture the improvement and to catch anything that regressed for your particular workload.
Do you work with businesses across Northamptonshire?
Yes. We are based in Leicester, United Kingdom and work with clients throughout East Midlands, including Northampton and the surrounding Northamptonshire area. Most collaboration happens remotely, and we travel for kick-offs and key milestones.
What kind of Northampton businesses do you usually work with?
Warehousing and distribution work leads here: stock accuracy, routing, proof of delivery, and portals that let customers see their own inventory without phoning in. Beyond that we work across Logistics & Distribution, Footwear & Leather, Motorsport, Financial Services and Retail.
Do you cover the areas around Northampton?
Yes — we work throughout East Midlands, including Milton Keynes, Leicester, Coventry, Cambridge. Northampton is an urban area of roughly 245,000+, and we take on work across the wider Northamptonshire region rather than the city boundary alone.

Talk to us about Java Migration in Northampton

A 30-minute call with someone who would actually work on it. No sales script, no obligation.

  • Projects typically launched within 4–8 weeks
  • No long-term contracts required
  • All team members UK-based
  • Dedicated account manager and development team
  • Transparent reporting with monthly performance metrics
  • Scalable from startup to enterprise

Or reach us directly

07707 771599admin@asionis.com

Leicester, United Kingdom