Senior Java
Posted 2 hours 23 minutes ago by MCS Group
£100,000 - £125,000 Annual
Permanent
Part Time
Other
Belfast, United Kingdom
Job Description
Overview 
Senior Java Developer
DRC - 6- 8 Months (Likely Extension)
Dublin (Hybrid)
A FinTech client based in Dublin is recruiting for an experienced Senior Java Developer to join a high-performing engineering team working on large-scale, mission-critical financial systems. This is a day-rate contract offering long-term stability, modern technology, and the opportunity to work on high-impact projects within a fast-moving FinTech environment.
The Role- Design, develop, and maintain high-performance Java applications
- Contribute to system architecture and technical decision-making
- Build scalable, resilient microservices using modern Java frameworks
- Collaborate closely with product owners, architects, and DevOps teams
- Ensure high standards of code quality, performance, and security
- Mentor junior developers and promote best engineering practices
- 7+ years' commercial experience as a Java Developer
- Strong expertise in Java (8+), Spring / Spring Boot
- Experience building microservices and RESTful APIs
- Solid understanding of SQL and relational databases
- Experience with cloud platforms (AWS/Azure) preferred
- Exposure to CI/CD pipelines and DevOps practices
- Prior experience in FinTech, banking, or financial services is highly desirable
- Experience in high-throughput, low-latency systems