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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Back-End Java Developer - Trading Platforms - **Company:** Citi - **Location:** Jersey City, NJ, United States - **Experience:** Expert - **Salary:** $142,320.0 - $213,480.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Algorithmic Trading, Automation of Tests, Code Coverage, Code Review, Continuous Integration, Relational Databases, Software Design Documents, DevOps, Distributed Systems, Fault Tolerance, Python (Programming Language), Enterprise Messaging Systems, OpenShift, Oracle SQL Developer, Performance Tuning, Secure Coding, Software Engineering, Trunk-based Development, Datadog, Cloud Platform System, System Availability, Delivery Pipeline, Spring-boot, Reliability of Systems, Backend, Kotlin, Containerization, Kubernetes, Infrastructure Automation Frameworks, Information Technology, Low Latency, Apache Kafka, Software Coding, Data Pipelines, TIBCO (Software), Docker, Vulnerability Analysis, Microservices - **Published:** September 1, 2026 - **Apply:** https://citi.wd5.myworkdayjobs.com/2/job/Jersey-City-New-Jersey-United-States/Apps-Dev-Tech-Lead-Analyst_26960748/apply ## About the Role * Strong hands-on coding proficiency in Kotlin, Java, and Python, with demonstrated experience building production-grade, enterprise-scale applications. * Deep expertise in microservices architecture and system design, including Spring Boot, distributed systems, high availability, fault tolerance, and low-latency computing. * Proficiency in event-driven and messaging systems - including Kafka, Solace, Tibco, and MQ - with experience designing and operating high-throughput data pipelines. * Hands-on experience with containerization and cloud-native platforms, specifically Kubernetes, Docker, and OpenShift. * Solid experience with relational databases, particularly Oracle SQL, within high-performance transactional environments. * Proven experience with trunk-based development, feature flags, and progressive delivery in an enterprise engineering context. * Strong command of TDD, BDD, and automation-first testing practices, with a track record of maintaining high test coverage in agile delivery environments. * Proficiency in CI/CD pipeline design and operation, with a firm understanding of DevOps principles, secure coding practices, and vulnerability assessment methodologies. * Experience conducting code reviews, leading technical discussions, and mentoring engineers within cross-functional, agile product teams. * Familiarity with performance tuning, observability, and production monitoring practices in distributed, high-availability financial systems. Education * Bachelor's in Computer Science, Software Engineering, or related technical field, or industry equivalent experience required * Master's degree preferred ## Description * Design, develop, and maintain robust, scalable, and high-performance back-office trading applications following SOLID principles, clean code standards, and modern software design patterns. * Implement trunk-based development practices, feature flags, and progressive delivery strategies to enable continuous integration and rapid, safe deployment cycles. * Apply Test-Driven Development (TDD) and Behavior-Driven Development (BDD) methodologies to ensure high unit test coverage, code quality, and production reliability. * Drive the adoption of CI/CD pipelines, DevOps practices, infrastructure as code, and automated testing to enhance system reliability and delivery velocity. * Design and deliver distributed, event-driven microservices leveraging messaging platforms such as Kafka, Solace, Tibco, and MQ, with a focus on low-latency and high-availability requirements. * Conduct rigorous code reviews and vulnerability assessments, enforcing secure coding standards and ensuring compliance with organizational security policies. * Collaborate with architects, product owners, and cross-functional teams to design scalable, resilient system architectures and contribute to technical design documentation. * Partner with DevOps teams to optimize deployment pipelines, observability tooling, and production resilience for critical trading systems. * Mentor junior engineers, lead technical discussions, and foster a culture of continuous learning, engineering excellence, and shared accountability. ## Related Videos - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Shifting Stress to Progress— Understanding DevOps to do DevOps Better](https://www.wearedevelopers.com/videos/268-shifting-stress-to-progress-understanding-devops-to-do-devops-better) - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for)