Java Developer – Algo Development Technology

London, UK Until 8/21/2026 First posted July 3, 2025 Last posted July 3, 2025
Job description
Java Developer – Algo Development Technology

We are looking for a strong developer to join our high performing Algorithmic Development team. We are looking for strong hands-on Java developer with a solid understanding of concurrent, multi-threaded application environments.

Responsibilities & Duties

  • Partner closely with fellow technologists, Execution Services and Equity Finance team to further enhance our execution offering to Portfolio Managers across various teams.
  • Build real-time algorithmic trading systems and execution platforms in a fast paced environment
  • Developing new features with high quality and enhancing functionality on a mission critical platform
  • Design or upgrade existing software to ensure product performance and quality expectations are met
  • Understand the business requirements and constraints in various developed and emerging markets
  • Stay current on state-of-the-art technologies and tools including technical libraries, computing environments and academic research
  • Help in any data analysis / trouble shooting (L3) in case of issues with our critical trading infrastructure.

Preferred Technical  Skills

  • 7 +years strong Java server-side development experience.
  • Working experience with financial order/execution data, positions data and market data
  • Knowledge of equities, options, SOR, VWAP, algorithmic trading platforms, or market microstructure
  • High focus on testability of program  (TDD/XP based development preferred)
  • Experience in using, enhancing proprietary java framework and design patterns e.g. for low/no GC, messaging sessions, multi-threading
  • Good DevOps understanding to drive some of testing automation
  • Experience with AI tools usage for higher developer productivity a plus

Preferred Experience

  • 5+ years of development experience in Algos or order management systems.
  • Knowledge of Kdb+/Q is a big plus.
  • Good team player. Detail oriented, demonstrates thoroughness and strong ownership of work.
  • Excellent written & oral communication skills
  • Quick thinker & problem solver, able to think on their feet and make informed decisions.
  • Experience with any cloud platform and containerization tools is a plus.
  • Any front-end development experience is a plus.
About this role

Summary

Develop real-time algorithmic trading systems and enhance execution platforms.

Job title

Java Developer – Algo Development Technology

Experience level

7+ years

Industry

finance

Location requirements

Located in London, remote work not allowed.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

javafinancial order/execution datapositions datamarket dataequitiesoptionsalgorithmic tradingtestabilityDevOps

Preferred skills

kdb+/qcloud platformcontainerizationfront-end developmentai tools

Specializations

javaalgorithmic tradingmulti-threadingDevOpsdata analysis
Locations

Structured locations inferred from the posting.

London, UK

On-site City