> Markdown version of [/jobs/ext/2019448-core-java-developer-big-data-trading](https://www.wearedevelopers.com/jobs/ext/2019448-core-java-developer-big-data-trading). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Core Java Developer Big Data Trading - **Company:** Quant Capital - **Location:** London, UK - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Acceptance Test-Driven Development, Unit Testing, Big Data, Continuous Integration, Open Source Technology, Multithreading - **Published:** August 11, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2918915397-2 ## About the Role day begins with a short scrum at which tasks will be distributed and any road-blocks cleared. Work is test driven, with unit tests implemented first to be run in our continuous integration environment. Only then do they write code. As requirements evolve you will re-factor and our unit test suite. To deliver quickly you will leverage the best of the open source community, sometimes substituting your own solutions where greater performance is needed. You will be encouraged to evangelise and prototype new technologies and through doing so you will help shape the architecture.Candidates Must Have:4 years commercial experienceServer side multi-threaded core JavaJMS and asynchronous MOM architecturesSerious exposure to Core Java (not siloed amateurs)Spring initiatives such as Core Spring, Spring Integration and Spring BatchJUnit and TestNGIdeally RedisIdeally HadoopSQL and OracleExperience leading small development teams.Experience of Relational DatabasesIdeally PuppetIdeally MavenYou will ## Description Core Java Developer Big Data Trading Quant Capital is urgently looking for a Java Developer to join our high profile client.Our client is a 30 man start up who have created a market leading product in the financial data market. Details of the full ideas of the company are protected by a Non Disclosure agreement but they are at the bleeding edge of not only product ideas but also technology and data manipulation.This innovative start-up is pioneering a new concept for the financial markets. The most important part of their product will be the enterprise-grade technology platform. This is a unique green field development opportunity that will allow you to play a part in shaping the future of finance and be rewarded accordingly.This role is second to the CTO and allows a developer to take responsibility for code, mentor several juniors as well as architecture of the product. You will be completely hands on but have aspirations for higher things.Development is agile and fast paced. The ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Test-Driven Development: It's easier than you think!](https://www.wearedevelopers.com/videos/1598-test-driven-development-it-s-easier-than-you-think) - [Are you still programming unit tests or already generating?](https://www.wearedevelopers.com/videos/722-are-you-still-programming-unit-tests-or-already-generating) - [Asynchronicity and multithreading in C#](https://www.wearedevelopers.com/videos/447-asynchronicity-and-multithreading-in-c) - [Trunk-Based Development at Scale: Real-World Insights from a High-Traffic Luxury E-Commerce Platform](https://www.wearedevelopers.com/videos/1435-trunk-based-development-at-scale-real-world-insights-from-a-high-traffic-luxury-e-commerce-platform) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)