Java Engineer – Equity Volatility

Company: Millennium
Apply for the Java Engineer – Equity Volatility
Location: London
Job Description:

Java Engineer – Equity VolatilityThe successful candidate will join a global team that designs and develops Equities Volatility Risk and PnL and Market data systems. The candidate will work hands-on with other developers, QA and production support teams. The team interacts with key stakeholders such as Portfolio Managers, Middle Office and Risk Managers. Must be a very strong hands-on developer. Must have good understanding of pricing and risk functionalities of a trading system. Must have excellent communication skills and be a team player. Experience working in a Unix/Linux environment is a must. Experience working with cloud and containerization technologies is a plus.Principal Responsibilities- Job requires building/maintaining real-time equities pricing and risk system- Job may require coding in and/or learning UI technologies- Writing documentation- Testing code via approved frameworksQualifications/Skills- Minimum of 5 years’ experience with Java backend development- Deep understanding of concurrent, multi-threaded application environments- Expertise in Object Oriented design, Design Patterns, Unit & Integration testing- Experience with distributed caching and replication technologies- Experience with equities/derivatives/convertibles is preferred- Nice to have experience working with Python- Knowledge of Unix/Linux- Knowledge of Agile/Scrum development methodologies- Front-end UI technologies such as Java Script and HTML5 are nice to have- B.S. in Computer Science (CIS) or Mathematics or Physics or Financial Engineering- Demonstrates thoroughness and strong ownership of work- Good team player with a strong willingness to participate and help others- Excellent communication skills

Responsibilities

  • Job requires building/maintaining real-time equities pricing and risk system
  • Job may require coding in and/or learning UI technologies
  • Writing documentation
  • Testing code via approved frameworks

Requirements

  • Minimum of 5 years’ experience with Java backend development
  • Deep understanding of concurrent, multi-threaded application environments
  • Expertise in Object Oriented design, Design Patterns, Unit & Integration testing
  • Experience with distributed caching and replication technologies
  • Experience with equities/derivatives/convertibles is preferred
  • Nice to have experience working with Python
  • Knowledge of Unix/Linux
  • Knowledge of Agile/Scrum development methodologies
  • Front-end UI technologies such as Java Script and HTML5 are nice to have
  • B.S. in Computer Science (CIS) or Mathematics or Physics or Financial Engineering
  • Demonstrates thoroughness and strong ownership of work
  • Good team player with a strong willingness to participate and help others
  • Excellent communication skills

Tech stack

  • Java
  • Trading
  • Python
  • multithreading
  • JavaScript
  • HTML5
  • Linux

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Posted: September 21st, 2026