Senior Java Developer

Job Purpose

At ICE, we are on a mission as a team. We are problem solvers and partners, always starting with our customers to solve their challenges and create opportunities. Our start-up roots keep us nimble, flexible and fast moving. We take ownership and make decisions. We all work for one company and work together to drive growth across the business. We engage in robust debates to find the best path, and then we move forward as one team. We take pride in what we do, acting with integrity and passion, so that our customers can perform better. We are experts and enthusiasts - combining ever-expanding knowledge with leading technology to consistently deliver results, solutions and opportunities for our customers and stakeholders. Every day we work toward transforming global markets.

Our ideal candidate is passionate about contemporary technology and design patterns, finds satisfaction providing creative solutions to tough technical and business problems, and is eager to expand their knowledge in capital markets and financial risk management. The role requires strong knowledge of server-side technologies, particularly in the Java / Spring stack, good experience with iterative development and SDLC tools, effective communication skills and the ability to collaborate well with others.

Responsibilities

• Understand complex business systems and workflows and explain them to other developers
• Exercise judgment within defined standard practices and procedures to analyze, test, design, program, debug, modify and implement system requirements
• Work closely with the business units and stakeholders on gathering and understanding system requirements
• Work closely with project management, product management and QA teams
• Plan and estimate the development for key components, applications and systems
• Balance design considerations with delivering specified requirements
• Solve business problems using applied proven technologies
• Assist in developing and ensure complete functional and non-functional specifications
• Understand complex business logic in existing systems and transition it to new technologies and systems
• Work with system operations, database administration and systems software in production support and defining system recovery procedures
• Identify, communicate, and develop solutions for root causes of program failures and defects
• Collaborate with business analysts and QA analysts in the design and execution of business feature, regression and integration testing
• Work in an agile and continuous integration environment with a command of SDLC tools
• Plan and execute unit tests to ensure the developed code is free of functional defects

Knowledge and Experience

• Bachelor’s degree in CS or equivalent
• 5+ years of experience developing with Java technologies
• Strong working knowledge of:
• Java 8+
• Object-Oriented Design and related Design Patterns
• Distributed messaging, JMS
• Spring Framework (Spring Boot, Spring MVC, Spring Data, Spring WebFlux, Spring Cloud frameworks)
• ORM technologies such as Hibernate, JPA
• Relational databases such as Oracle and experience with SQL, PL/SQL
• Multi-threaded server-side development
• Unit testing tools such as JUnit, Mockito, Spring Boot Test, and Karate
• Experience in Java performance tuning, debugging and memory profiling
• Familiarity with CI/CD pipelines and modern development workflows using tools like Jenkins, ArgoCD, or GitHub Actions
• Experience supporting multiple projects, managing priorities, and multi-tasking effectively
• Strong collaboration and technical skills in articulating technical infrastructure and concepts
• Strong interpersonal skills and able to work well in a team environment
• Excellent communication and technical documentation skills

Preferred Knowledge and Experience

• Experience building HTML5 front ends using ReactJS or other similar JavaScript libraries and frameworks
• Experience developing micro-services in container-based Kubernetes platforms (OpenShift, Tanzu)
• Familiar with BPMN, Camunda, and rules engines like Drools
• Experience working with distributed cache frameworks such as Redis
• Familiar with Test Driven Development
• Exposure in the financial services technologies, particularly in futures and options
• Demonstrated contributions to open-source technologies