Java Developer-Full stack with React.js

Java Developer - Full Stack (Java 21 / React.js) Location: London (Hybrid - 3 days onsite) Contract: 6-Month Contract with high potential for extension (Inside IR35 via Umbrella) Day Rate: Competitive Client: Our client is a leading global financial institution with a strong presence in capital markets. They offer a stable, collaborative environment with a focus on trading, risk management, and derivatives. The firm combines global reach with innovative technology to support its front-office operations You'll play a key role in building full-stack solutions using Java 21 and React.js, collaborating closely with traders, risk managers, and quant teams in a dynamic and fast-paced environment. What You'll Do: Build robust front-to-back trading and risk systems using Java 21 and React.js Work across teams (Trading, Risk, Quants, DevOps) to deliver scalable solutions Focus on performance, maintainability, and reliability from day one Enhance CI/CD pipelines and development processes Support production environments (Level 3 support) What You Bring: Strong Java (streams, lambdas, concurrency) and front-end skills with React.js Deep knowledge of multithreaded, distributed systems and asynchronous architecture Experience with JVM tuning and observability tools (Prometheus, Elastic, etc.) TDD, CI/CD, and agile delivery experience Ability to deliver from design to deployment Bonus Points: Experience in Front Office, Risk, or Pricing within investment banking Kafka, GRPC, Docker/Kubernetes, cloud-native development Knowledge of risk sensitivities and front-to-back processes Join a leading global financial group and help shape the next generation of trading and risk technology. Apply now to learn more. Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Location: London, South East England, GB

Posted Date: 7/16/2025