Lead Java Engineer (strong algorithms experience) at EPAM Systems Inc
Belfast, Northern Ireland, United Kingdom -
Full Time


Start Date

Immediate

Expiry Date

19 Jun, 25

Salary

0.0

Posted On

20 Mar, 25

Experience

1 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Trading Systems, Core Java, Architecture, Optimization, Algorithms, Mongodb, Postgresql, Microservices, Data Structures, Performance Tuning, Relational Databases

Industry

Information Technology/IT

Description

We are looking for a skilled and seasoned Lead Java Developer to contribute to the creation of cutting-edge web applications in the capital markets domain.
In this pivotal position, you will play a key role in backend development while shaping the technical trajectory of our initiatives.
If you are an innovative developer eager to make a meaningful impact in a fast-paced industry, we would love to hear from you!

REQUIREMENTS

  • 5+ years of experience in Core Java with a strong focus on performance tuning and optimization
  • 1+ years of relevant leadership experience
  • Background in working with relational databases like PostgreSQL and NoSQL databases such as MongoDB
  • Expertise in service-oriented architecture, algorithms, core engineering, and data structures
  • Skills in microservices architecture and cloud-ready application development
  • Familiarity with high-frequency trading systems and low-latency application design
Responsibilities
  • Conduct all phases of the SDLC, including analysis, design, development, testing, and deployment
  • Design high-performance, low-latency systems
  • Improve system efficiency and scalability to manage high-volume data spanning hundreds of terabytes
  • Collaborate with cross-functional teams to integrate with the electronic trading environment
  • Build and maintain a service-oriented architecture, applying core engineering principles
  • Drive the adoption of cloud-ready solutions and microservices architecture for distributed systems
  • Lead the migration of legacy databases (Sybase, DB2) to modern solutions like SingleStore, PostgreSQL, and MongoDB
  • Act as a liaison between business and technology teams to deliver actionable insights
  • Provide technical mentoring to junior developers while managing their deliverables and contributing to overall architectural design
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