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Java Developer

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Barclays

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Location:
Singapore , Singapore

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

We are seeking a junior Java developer for designing and developing ultra-low-latency end-to-end Direct Market Access (DMA) trading platform. As a Barclays Developer within Equities QPS (Quantitative Prime Services) Technology, you will join a team focused on building out the functionality and technology of the SubM , SUBM-R, SubM Native systems for our flagship product offering for giving ultra-low latency to a very niche domain of very high volume and low latency sophisticated Equites trading clients, mostly Hedge funds as well as develop Cash Connectivity Platform for our Equities Cash Business.

Job Responsibility:

  • Development of industry-leading, ultra-low-latency Equities trading systems
  • Provide estimates for tasks including design, development, and testing
  • Holistic simulation and testing of the trading system for high reliability
  • Support analysis, testing, and operations teams
  • Participate in code reviews and architectural decisions
  • Working with business analysts and project managers to understand the requirements
  • Analysing those requirements to find the most appropriate technical solution and creating a technical specification where needed
  • Developing a pragmatic software solution as per the requirement specifications
  • Unit / system / regression / performance testing of the solutions
  • Fixing bugs coming out of System / UAT testing
  • Reviewing code produced by others
  • Supporting the implementation of each new code
  • Resolving any post-implementation issues as needed
  • Participating in post-project reviews to improve the project lifecycle where necessary
  • Development and delivery of high-quality software solutions
  • Ensuring that code is scalable, maintainable, and optimized for performance
  • Cross-functional collaboration with product managers, designers, and other engineers
  • Collaboration with peers, participate in code reviews
  • Stay informed of industry technology trends and innovations
  • Adherence to secure coding practices
  • Implementation of effective unit testing practices

Requirements:

  • Excellent hands-on experience of coding in java
  • Understanding of low latency data structures and writing a java code for multithreaded server applications and performance tuning techniques on Linux
  • Good scripting skills using Python, Perl or similar
  • Experience in a Linux environment and understanding of high level Computer Science concepts such as data structures and algorithms
  • Experience in working in the Investment banking
  • Understanding of computer networks, computer architecture, and operating systems like Linux
  • Degree in Computer Engineering, or Computer Science

Nice to have:

  • Experience in working in the Investment banking
  • Understanding of computer networks, computer architecture, and operating systems like Linux
What we offer:
  • Competitive holiday allowance
  • Life assurance
  • Private medical care
  • Pension contribution

Additional Information:

Job Posted:
January 25, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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