IT Application Architect

Succeed by shaping what matters

We’re BDO, one of the UK’s largest accountancy and business advisory organisations, helping ambitious businesses, their owners and management teams navigate a changing world.

With circa 8,500 people across the UK and Ireland, backed by a global network spanning 169 countries, there’s lots of knowledge, experience and different thinking to draw on here. But what matters is what you bring to it; your ideas, perspectives - the things you care about getting right.

So, here’s where you come in:

The team you’ll join

Our IT team works across BDO, providing the reliable, secure and scalable technology that keeps the organisation running while developing new ways of working for the future. From digital transformation, data and Al to core business systems and cyber security, you'll use your technical expertise to solve real business problems. You'll work with people across BDO, have the space to bring your ideas and play a hands-on part in changing how we work.

The role you’ll have

This role is focused on leading the design and architecture of business applications, ensuring they align with organisational objectives, IT strategy and industry best practice. The successful candidate will be responsible for designing and implementing integrations across systems, improving business processes and workflows, and driving a cohesive technology landscape that supports scalability, efficiency and long-term business goals. They will work closely with business, IT and delivery teams to ensure solutions are interoperable, aligned and capable of supporting future growth.

The role also has a strong governance and stakeholder management focus. Responsibilities include ensuring compliance with security, regulatory and architectural standards, documenting application architecture decisions, and working with security, governance and product teams to embed best practices. The individual will act as a key representative for BDO when engaging with the wider BDO Network and third-party suppliers, while assessing the organisational and financial impact of technology decisions and promoting the value of IT Architecture across the firm.

You’ll be someone with

• Proven experience of working as an Application Architect delivering successful greenfield and migration projects in a product orientated organisation.
• Experience in designing and deploying products utilising vendor-hosted SaaS platforms and Azure PaaS resources.
• Proficiency in integration tools and technologies (eg, APIs, ESBs, iPaaS) and familiarity with cloud and hybrid architectures.
• Knowledge of security, compliance, and data governance best practices in an enterprise setting.
• Demonstrated ability in technology partner management practices including the ability to lead vendors/partners in defining architectures.
• Exceptional verbal and written communication, including presentation skills, to a range of audiences.
• Demonstrable a good knowledge of IT industry trends, suppliers and products.
• Excellent analytical and technical skills.
• Excellent planning and organisational skills.
• Strong understanding of practice management software systems (e.g., CMS, ERP, Finance, and Marketing automation tools) and their integration points advantageous.

You’ll have people around you to learn from, ask questions and share thoughts with, alongside learning programmes to enhance your skillset and digital platforms to ease your work. All of this helps you succeed in achieving those big (and personal) dreams.

How you’ll succeed

You’ll have plenty of ways to develop at BDO; you might build deeper expertise in what you already do, take on something new or simply get better at the things that matter to you.

How and where you work matters too. Our agile working framework is designed around our Better Together approach: bringing more in-person time with clients and teams, creating more opportunities to share ideas, build confidence and develop day-to-day.

Whatever success looks like to you, you won’t be shaping it alone. You’ll have people around you who want you to do well, and plenty of opportunities to make it all count. 

That’s how we’ll all continue to succeed by shaping what matters.

Apply now.

At BDO, we want everyone to feel included, valued and able to succeed. We welcome people from all backgrounds and are committed to improving access to opportunities – work we've been recognised for as Company of the Year at the 2026 British Diversity Awards. Because we know different experiences and perspectives make us stronger.

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