Are you an experienced Product Architect who enjoys shaping how large-scale platforms evolve? Do you want to play a key role in defining the architecture behind a system that processes millions of transactions every day?
My client is looking for a Product Architect to join their Belfast engineering team. The team is responsible for developing and maintaining a high-throughput payments platform that processes millions of daily card transactions for businesses ranging from small merchants to major stadiums and enterprise clients.
This is a strategic technical role where you will help define how the platform evolves, ensuring new product capabilities are built in a way that supports performance, scalability and long-term maintainability. You will work closely with engineering teams and product stakeholders to translate product roadmap initiatives into robust architectural solutions.
Key Responsibilities
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Define and maintain the architecture and technical direction for the platform
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Work closely with Product and Engineering teams to translate product roadmap initiatives into scalable technical designs
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Lead architectural discussions and technical design reviews across engineering teams
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Ensure systems are designed with scalability, resilience and security in mind
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Provide guidance to engineers during delivery to ensure architectural standards are followed
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Identify opportunities to improve platform performance, reliability and maintainability
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Support the evolution of the platform as transaction volumes continue to grow
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Promote best practices in system design, architecture and development standards
Key Skills & Experience
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Proven experience working as a Product Architect, Solutions Architect or Software Architect
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Strong background in software architecture and large-scale system design
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Strong experience working with C# / .NET backend systems
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Experience designing scalable web services or distributed systems
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Strong experience with relational databases such as SQL Server
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Deep understanding of design patterns, OO design and system architecture principles
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Experience working closely with product teams and engineering leadership
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Strong analytical, problem-solving and communication skills
Nice to Have
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Experience working within payments, fintech or high-transaction platforms
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Knowledge of PCI standards or payment processing
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Experience working in high-availability or high-throughput environments
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Exposure to cloud infrastructure or modern distributed architectures
What My Client Offers
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The opportunity to shape the architecture of a high-scale payment platform
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A strategic role influencing technical direction and product evolution
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Collaboration with experienced engineers and product leaders
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A modern office environment in Belfast city centre with flexible working
If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.
