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Strategic IT Planning in Mergers and Acquisitions for Australian Mutual Banks

Written by David Freeman, Principal Consultant Banking | Feb 26, 2025 6:25:48 AM

In recent years, Australian mutual banks and financial providers have been undergoing a significant transformation, driven by the need to stay competitive in an increasingly digital and fast-paced financial environment. 

The Australian Mutual banking sector is in the midst of some major shake-ups thanks to mergers and acquisitions (M&As), and as this all unfolds, one thing has become clear: technology is what’s really driving success. 

With the big banks always looming and the digital landscape changing faster than you can blink, mutual banks are leaning heavily on tech to improve operations, deliver engaging customer experiences, and build a path for long-term success. 

But, as we all know, M&As come with their fair share of tech hurdles, so getting your IT strategy right is absolutely critical. 

Why Strategic IT Planning is a Must 

When it comes to M&As, IT planning is far from a one-size-fits-all situation. It’s the glue that holds everything together and can make or break the merger. 

A solid IT strategy ensures that the tech landscape after the merger supports both the ‘business as usual’ operational needs and the bigger, long-term business goals. 

So, what should you be thinking about when drawing up your IT roadmap for an M&A? 

Let’s dive in: 

  • Choosing the Right Core Banking System: Think of core banking system like the heartbeat of a bank. When two institutions merge, there’s a good chance their systems won’t be in sync. That means it’s decision time: do you stick with one of the existing systems, or do you bring in something new that will better serve the merged entity? A lot rests on this choice. 
  • Assessing IT Systems: Much like with the core banking system, merging two banks often leads to duplicated functionality across systems. This is where key decisions need to be made about which systems are the most efficient and scalable to meet the combined bank's operational needs and customer expectations. 
  • Aligning Tech with Business Goals: Tech shouldn’t be in a silo—it needs to align directly with the business objectives of the merger. Whether it’s consolidating platforms, upgrading those legacy systems that are holding you back, or introducing the latest tech to improve customer experience, your IT plan should work toward a unified vision for the merged entity. 
  • Future-Proofing IT Infrastructure: Merging systems is just the tip of the iceberg. The real challenge lies in making sure your tech is ready for whatever comes next. Whether that means adopting a cloud-first approach, getting into AI, digitalisation, or integrating advanced analytics, the goal is to build an adaptable tech foundation that’ll keep you ahead of the competition. 

Due Diligence: Your Tech Check-Up 

Think of due diligence as the health check for your merger’s tech. It’s the time to identify any risks, tech shortfalls, or compatibility challenges that could cause problems down the road. 

Cybersecurity and Compliance Risks: When two organisations come together, their security protocols need to be on the same page. It’s all about identifying any vulnerabilities in the system integration or data migration process. Ensuring that both banks meet compliance standards will save you a lot of headaches later on. 

Data Quality and Migration: Data migration is one of those tasks that sounds easy until you’re halfway through and realise you’ve bitten off more than you can chew. Avoid cutting corners. Validate data integrity, create a migration plan, and make sure everything gets transferred securely. Otherwise, you’ll be dealing with fallout in the future. 

Technology Vendor Assessment: Most banks rely on third-party vendors to keep things running smoothly. As part of due diligence, you need to assess whether the vendors’ services fit the new bank’s strategy. In most cases, this will involve renegotiating terms to better meet the needs of the combined entity. 

IT System Integration: Making It All Work Together 

Once the strategy and due diligence are finalised, the next big hurdle is the integration phase. Merging two IT systems can feel like trying to put a square peg in a round hole, but with careful planning, you can minimise disruptions and keep operations flowing smoothly. 

Data Migration and Security: Data migration isn’t just about copying and pasting files from one place to another. You need to ensure that the data stays secure through every stage of the process. To ensure a smooth migration, encryption, validation, data cleansing, reformatting, and efficient workflows are all key elements. 

System Interoperability: You’ve got two IT systems that don’t speak the same language? No worries—this is where smart solutions like middleware, standardised data formats, and adaptable platforms come into play. These can help get your systems talking to each other and eliminate a lot of the pain points when integrating. 

Cloud and Modular Solutions: Many mutual banks are now embracing cloud-based and modular solutions. These systems are flexible, scalable, and make the transition a whole lot easier. Plus, they offer long-term benefits that can support the bank’s growth without tying you down to old tech. 

Business Continuity and Minimising Downtime: One of the biggest fears in the integration process is downtime—especially when it comes to customer-facing systems. Careful scheduling, thorough post-integration testing, and keeping an eagle eye on everything will ensure your systems stay up and running, with any potential issues getting spotted and sorted quickly. 

To Sum It Up 

Mergers and acquisitions are a reality in the Australian Mutual banking sector, and getting the IT integration right is crucial for success. 

Whether it’s choosing the right core banking system, ensuring compliance, migrating data, or future-proofing infrastructure, strategic IT planning and solid due diligence are absolutely essential for a smooth merger. 

Having the right tech experts on hand will not only give you short-term stability but also set you up for long-term growth. 

By addressing potential challenges upfront and laying the groundwork for a seamless digital experience, you can turn your merger into a powerful, future-ready organisation. And in a sector where the pace of change is relentless, that’s the kind of advantage you want.  

Strategic IT planning isn’t just an option—it’s a must. From choosing the right core banking system to ensuring compliance, migrating data, and future-proofing your infrastructure, getting IT integration right is critical for long-term success. Let’s talk.

David Freeman, Principal Consultant Banking
Extensive experience in designing and implementing complex banking applications. Skilled in system integrations, event-driven architecture, digitalization, and M&A banking technology consulting. Proven track record in driving operational efficiency, managing product roadmaps, and leading digital transformation initiatives for over 30 financial institutions. Strong leadership and consulting abilities in fast-paced environments, with expertise in Agile development, system integration, and industry compliance.