Overview

MCS Group is seeking an experienced Technical/Platform Architect for a global leader in the FinTech space, based in Belfast. You'll work with global teams to deliver scalable, secure, and high-performing systems that drive real business value. As the technical lead, you'll help define the architecture vision, guide development teams, and ensure solutions meet enterprise standards while staying aligned with evolving business needs. This is a chance to influence the design of next-generation trading systems while mentoring talent and embedding engineering best practices. Our client is expanding its Belfast operations, making this an exciting time to join.

Key Responsibilities

• Define and share the architecture vision, ensuring it supports business priorities.
• Build and maintain the architecture runway to enable reliable, scalable delivery.
• Drive adoption of DevOps and CI/CD practices, supporting modern release pipelines.
• Own and manage non-functional requirements across systems.
• Provide hands-on technical leadership and mentor teams in architecture and design.
• Collaborate with cross-functional teams worldwide to shape and evolve system design.

The Ideal Person

• Degree in Computer Science (or equivalent experience).
• Strong background in enterprise architecture and software development.
• Experience with C#, Java, JavaScript/TypeScript, or C++.
• Cloud expertise (AWS preferred, Azure or GCP) including containerisation and security.
• Skilled in microservices, APIs, system integration, and DevOps tooling.
• Good understanding of testing frameworks, application security, and design patterns.
• Proven ability to lead, influence, and collaborate within Agile teams.

Desirable Criteria

• Knowledge of Front-Office / Trader-facing systems.
• Experience in FinTech.
• Familiarity with SAFe and micro-frontend architecture.

Salary

Salary - Negotiable

How to apply

To speak in absolute confidence about this opportunity, please send an up-to-date CV via the link provided, or contact Matthew Hamill, IT Recruitment Consultant, at MCS Group.

Even if this position is not right for you, we may have others that are. Please visit MCS Group to view a wide selection of our current and exclusive roles.

All conversations will be treated in the strictest of confidence.

MCS Group is committed to Equality, Diversity, and Inclusion for all, being the first recruitment agency in NI to achieve Bronze Diversity Mark accreditation. If you have a disability which means you require a reasonable adjustment to be considered at any stage of the recruitment process, please contact us and we will endeavour to facilitate the request.

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Skills: Software Architect, System, Technical, Architect, FinTech