Overview MCS are delighted to be partnering with this innovative tech organisation to build a high-performing engineering function. As they enter the next phase of growth, we're looking for a

Principal Software Engineer

with strong .NET and AWS/Azure expertise to lead development on key internal systems.

This is a hands-on leadership role ideal for someone who enjoys mentoring others while architecting and delivering enterprise-scale solutions. You'll work across backend systems, CI/CD pipelines, and infrastructure using AWS CDK in Python.

Ideal for someone

Has proven .NET backend experience, ideally in a regulated or finance environment

Can lead technical delivery while maintaining code quality and system security

Enjoys shaping infrastructure and delivery processes with tools like AWS and CI/CD platforms

This is a great opportunity to influence high-level design decisions and guide a team in a business committed to engineering excellence.

Why Apply? This is an opportunity to join a truly global business operating at the intersection of financial markets and cutting-edge tech. You'll gain access to a collaborative environment with clear progression pathways, regular mentoring, and meaningful, large-scale engineering challenges.

Benefits

Hybrid working in Belfast

Pension & private health care

Company with unparalleled growth

Strong culture of inclusivity and innovation

To speak in absolute confidence about this opportunity, please send an up to date CV via the link provided or contact matthew rainey at m.rainey@mcsgroup.jobs

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 www.mcsgroup.jobs

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.

Not all agencies are the same…MCS Group are passionate about providing a first-class service to all our customers and have an independent review rating of 4.9 stars on Google.

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