Principal Software engineers - Compliance/ Java

MCS Group; Belfast; Hybrid; GBP 55,000 - 80,000; Full time

Job summary

A leading recruitment agency is looking for exceptional engineers in Belfast to join a brand-new technology function focused on financial compliance technology. Candidates should have proven experience in enterprise banking tech, strong knowledge of JAVA, and the ability to lead engineering teams. This role involves significant responsibilities in designing and extending critical systems. Benefits include Work From Home options.

Benefits

Work From Home

Qualifications

• Proven experience in financial compliance or enterprise banking tech.
• Hands-on background in software development with JAVA.
• Expertise in either front-end, back-end, or full-stack systems.

Responsibilities

• Design, build and extend complex systems supporting trade and comms surveillance.
• Collaborate with cross-functional teams including Data, QA, PMs, and Scrum Masters.
• Lead and mentor engineers while setting architectural and development best practices.

Skills

Senior software engineer

Java engineer

Lead software engineer

Java

Compliance

Job description

Are you ready to take ownership of some of the most business-critical systems in financial compliance technology?

MCS Group are delighted to be partnering with a company building out a brand-new technology function to support compliance and surveillance systems at enterprise scale - and we're looking for exceptional engineers at Senior, Lead, and Director level to shape the future of this platform.

This is your chance to join a greenfield build-out with high-impact projects, working across front-end, back-end, data, DevOps, and vendor-integrated platforms in a mission-critical banking environment.

What You'll Work On:

• Design, build and extend complex systems supporting trade and comms surveillance, compliance controls, and onboarding (e.g., broker accounts via Fidelity)
• Collaborate with cross-functional teams including Data, QA, PMs, and Scrum Masters
• Tackle challenges across vendor-based systems, enterprise-scale microservices, and internal tooling
• Lead and mentor engineers while setting architectural and development best practices
• Influence technology decisions and partner closely with compliance stakeholders

What We're Looking For:

• Proven experience in financial compliance or enterprise banking tech - Citi experience highly desirable
• Hands‑on background in software development - JAVA
• Expertise in either front‑end, back‑end, or full‑stack systems - vendor system experience a big plus
• Knowledge of trade surveillance, communications monitoring, or control room onboarding
• Strong stakeholder engagement skills and the ability to lead or scale engineering teams

To speak in absolute confidence about this opportunity please contact Rachael Walker, IT Recruitment Manager at MCS Group or click the apply button below.

If this position is not right for you, we have others that are.

Please visit MCS Group to view a wide selection of our current jobs or give us a call .

All conversations will be treated in the strictest of confidence.

Skills

• senior software engineer
• java engineer
• lead software engineer
• Java
• compliance

Benefits

• Work From Home