Salary: up to £200k base + bonus SummaryTech-savvy algorithmic trading firm looking to hire a Java Developer to help develop and operate the off-exchange trading system and products. This is a superb opportunity for a well-organised and pragmatic engineer with a passion for concise, efficient code to join one of the only Java teams you will find in HFT. A high impact role, you will be maintaining and extending the JVM-based networking platform in order for it to integrate with new trading venues and adapt to new asset classes. You'll also be implementing new cross-asset pricing features. The successful candidate will be an expert in Java development - your in-depth understanding of the inner workings of modern JVMs will be invaluable, particularly around performance optimisation. Requirements 3+ years' professional experience of writing Java and/or KotlinStrong testing skills and understanding of its importanceProactive and adept at managing multiple projectsHighly numerate, with fantastic problem-solving skillsFinance experience NOT necessaryIdeal candidate would have some UI experience, preferably React NB: Please do not apply if you are a fresh graduate.Benefits Competitive compensation packageThey're willing to be flexible with WFHChallenging work within a truly flat structure; ideas from everyone are encouraged and evaluatedVery direct impact on the PnL, with very little bureaucracyGenerous benefits package, including life & health insurance, pension, onsite gym, yoga, climbing wall, pool & table tennis and regular staff social events Whilst we carefully review all applications, to all jobs, due to the high volume of applications we receive it is not possible to resp