We 're looking for a Senior Java/Scala Developer to join our team in Malaga, Spain, in a hybrid working mode. In this role, you will work on an oversight platform that manages and optimizes trade-generation activity for one of the world’s largest hedge funds. You will collaborate closely with highly skilled investors and engineers, building sophisticated, intuitive and performant back-end solutions that directly influence complex investment strategies. This is an opportunity to work in an intellectually rigorous environment where technology drives real-time decision-making for integral financial markets. You 'll join a team with end-to-end ownership of systems, delivering scalable platforms that impact portfolio management and trading operations.
Responsibilities Develop and enhance back-end systems and services primarily in Scala while ensuring high performance and reliability
Leverage AI-powered development tools to enhance productivity and code quality
Participate in all phases of software development, from requirements analysis and design to implementation, testing and deployment
Anticipate technical challenges and resolve issues to maintain project progress and quality
Apply software craftsmanship principles, ensuring code quality, maintainability and scalability
Integrate solutions within a highly distributed architecture and optimize for large-scale, high-volume data flows




Embrace a culture of continuous learning, innovation and feedback within a high-performing team
Evaluate and help implement emerging AI capabilities across engineering workflows
Requirements Strong computer science fundamentals and mastery of back-end development
7+ years of professional software development experience in technically rigorous environments
Proficiency in Scala or strong experience in Java with willingness to learn Scala
Strong understanding of AWS services and serverless architecture
Excellent understanding of design principles and patterns (OOD, SOLID, DRY, KISS, GRASP) with security-minded development practices
Strong algorithmic and debugging skills
Hands-on experience with CI/CD, SDLC, Agile methodologies and version control systems
Strong problem-solving ability and attention to detail
Excellent communication skills with the ability to collaborate in a global team
Nice to have Hands-on experience in Python for scripting or integration
Familiarity with Infrastructure as Code tools such as Terraform
Exposure to container orchestration tools (e.G., Kubernetes) and automated deployment practices
Experience with Apache ZooKeeper or distributed coordination systems
Prior financial services or trading systems experience
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📌 Senior Java/Scala Developer (Madrid)
🏢 Epam Systems
📍 Madrid