System migrations without the downtime, disruption or risk

We help organisations migrate systems while avoiding downtime, business disruption, and with a clear path to long-term ROI.

We migrate, modernise and
manage systems for:

We help organisations migrate systems for:

Improved performance and scalability

Legacy systems often struggle to meet the speed, responsiveness and scale that modern users and operations demand. Migration allows you to unlock faster performance, support more users, and scale your operations without friction.

Security

Legacy systems are often more vulnerable. In a world where cyber attacks and data breaches are more of a threat than ever, a migration can help close security gaps and align your systems with modern compliance standards—protecting your data, your customers, and your reputation.

Cost optimisation

Outdated systems are expensive to maintain and scale. Migrating to cloud-native or more modern infrastructure can significantly reduce infrastructure, licensing and support costs, while improving reliability and uptime.

Leveraging new technologies

Legacy platforms can limit your ability to innovate. You may need to migrate to access modern capabilities like automation, AI, advanced analytics and API-based integrations, helping your business move faster and deliver more value.

End-of-life systems

When systems reach end-of-life, you’re left with growing technical debt, unsupported software, and increased operational risk. Migration ensures business continuity, system support, and access to critical updates.

Business transformation

As your business evolves, your systems should too. Migration often supports wider initiatives like digital transformation, efficiency improvement programmes, M&A integration, or the rollout of new services and channels.

What can be done?

Lift-and-shift infrastructure migration

Move systems to the cloud or upgraded infrastructure with minimal change, unlocking scalability, performance and cost savings.

Application replatforming

Modernise legacy systems by replatforming them onto newer technologies without a full rebuild.

Full system replacement

When existing platforms are no longer fit-for-purpose, we’ll help you rebuild from the ground up with a clear ROI case and zero/minimal disruption.

Data migration & transformation

Secure, structured, and validated migration of data, including mapping, cleaning, backups, rollbacks and integrity checks.

Hybrid migration approaches

Where appropriate, we can combine multiple strategies, for example, phased, bi-directional sync or parallel operations, to ensure a smooth transition.

Important considerations for your system migration

If you’re considering a system migration, here are some of the key concerns we help you address:

Data integrity

We ensure all data is migrated cleanly, accurately and without loss. Validations, audits and post-migration checks are built into our process.

Downtime risk

For business-critical systems, we can explore implementing a zero-downtime migration using parallel environments, live-sync tools and rollback-safe deployment strategies.

Cost

We help you understand the full picture, including one-time migration costs, licensing, infrastructure, and ongoing operational savings, so you can budget effectively.

User impact

We plan migrations to avoid interrupting your operations. That includes clear communication, training support and UX/UI continuity where needed.

Security & compliance

Our process ensures we take the right security approach for your migration, ensuring data is handled according to best practices and regulatory requirements, from GDPR to ISO standards.

Timeline

We provide clear, realistic project roadmaps that take into account other project dependencies, critical deadlines, budgets and system requirements.

Our approach

We’ve never failed to deliver a project. Here’s our process for ensuring we never do:

Discovery-first approach

Every project begins with a free Discovery phase. We analyse your current systems, business needs and technical constraints, then define the optimal migration approach.

We assess:

  • Current architecture and data complexity.
  • System criticality and risk profile.
  • Desired target state and future requirements.
  • Stakeholder and user impact.
  • Operational, budgetary and compliance constraints.

A Discovery-first approach

Every project begins with a free Discovery phase. We analyse your current systems, business needs and technical constraints, then define the optimal migration approach.

We assess:

  • Current architecture and data complexity.
  • System criticality and risk profile.
  • Desired target state and future requirements.
  • Stakeholder and user impact.
  • Operational, budgetary and compliance constraints.

Designing the optimal migration plan

Using proven frameworks and deep team experience, we map out your migration journey from start to finish. This includes:

  • Migration strategy selection: Based on technical, operational, commercial and risk factors.
  • Data migration plan: Structure, sync approach, validation, rollback plan.
  • Cutover planning: Blue-green deployments, staging environments, live data syncs.
  • Testing & rollback procedures: Full fail-safes for every critical step.
  • User transition plan: Ensuring adoption, training, and minimal disruption.

Designing the optimal migration plan

Using proven frameworks and deep team experience, we map out your migration journey from start to finish. This includes:

  • Migration strategy selection: Based on technical, operational, commercial and risk factors.
  • Data migration plan: Structure, sync approach, validation, rollback plan.
  • Cutover planning: Blue-green deployments, staging environments, live data syncs.
  • Testing & rollback procedures: Full fail-safes for every critical step.
  • User transition plan: Ensuring adoption, training, and minimal disruption.

Execution without disruption

Our proven delivery methodology is built for precision:

  • Agile or hybrid processes based on your governance needs.
  • Frequent stakeholder checkpoints.
  • Continuous testing and validation.
  • Shadow launches or parallel operation for critical systems.
  • Rollback-ready failover plans.

Execution without disruption

Our proven delivery methodology is built for precision:

  • Agile or hybrid processes based on your governance needs.
  • Frequent stakeholder checkpoints.
  • Continuous testing and validation.
  • Shadow launches or parallel operation for critical systems.
  • Rollback-ready failover plans.

Post-migration support & optimisation

Once live, we don’t disappear and can offer a range of support, including:

  • Performance monitoring.
  • Data accuracy validation.
  • Operational training.
  • Incremental improvements.
  • Maintenance and support.

Post-migration support & optimisation

Once live, we don’t disappear and can offer a range of support, including:

  • Performance monitoring.
  • Data accuracy validation.
  • Operational training.
  • Incremental improvements.
  • Maintenance and support.

Business-critical migration for a workforce tool

Steer73 migrated a field-based workforce management system for a major infrastructure provider with zero downtime, improved reliability, and full data integrity, enabling significantly improved performance, large security improvements and lower operational risk.

Business-critical migration for a workforce tool

Steer73 migrated a field-based workforce management system for a major infrastructure provider with zero downtime, improved reliability, and full data integrity, enabling significantly improved performance, large security improvements and lower operational risk.

It’s never a bad time to talk with us!

Whether you’re planning ahead or need to act now, we’re here to help.

Start with a free Discovery project to understand your options, identify risks, and define the right path to a successful migration, on time, on budget, and without disruption.

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