Java Developer

XiP is building a next-generation cross-asset calculation system for Citi trading desks and enterprise users in the largest global financial markets and exchanges in New York, London, and Singapore.

Our team owns multiple Java Spring Boot Services that execute, partition, and track quantitative risk graphs/trades in a distributed environment. These graphs can fail due to their complexity and our system must adapt quickly to these failures to provide a seamless experience for clients. XiP Compute Services are deployed onto OpenShift and Amazon's Elastic Kubernetes Service (EKS). An important initiative in 2025 will be onboarding Google's Kubernetes Engine to further expand our coverage. Our system scales on-demand, and we can run up to tens of thousands of replicas of our services across all asset classes.

The Java Cloud App Developer will be responsible for leading a variety of engineering and infrastructure activities, including developing new features to our Java calculation services to be compatible with multiple public clouds, interfacing with the High Performance Compute team to determine and challenge requirements/needs to use public cloud providers, and integrating our Java applications with these cloud providers to improve the scalability of the platform. The overall objective of this role is to develop our Java services to be on native cloud services as soon as possible with specific focus on delivering robust technology solutions to XiP Clients.

Key Responsibilities:

• Setup new Cloud-native app for each XiP client
• Providing cloud support and assistance to XiP client
• Perform support tasks such as troubleshooting with clients and working with production support to triage production stability issues.
• Identifying and implementing automation opportunities around testing, monitoring, deployment, and any other manual operations
• Collaborate with the Citi Tech and Infrastructure colleagues and 3rd party public cloud vendors such as AWS and Google Cloud Platform to bring relevant public cloud infra and services into Citi in a timely fashion.
• Contributing to architectural standards, development best practices, and promoting adherence to these standards.
• Work closely with Citi Cloud Security team to ensure public cloud services undergo proper evaluations speedily, with business priorities upheld.
• Partner with multiple teams to ensure appropriate integration of functions to meet our business and technology goals
• Provide expertise and advanced knowledge in Java Spring Boot / Python scripts and Google Cloud/AWS with the team.
• Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions.
• Appropriately assess risk when business decisions are made, demonstrating consideration for the firm's reputation and safeguarding Citigroup, its clients, and assets.

Required Skills:

• Experience in Java programming in Spring framework
• Experience with Microservice Architecture
• Expert with Java based services in Public Cloud with extensive experience industry
• Proven experience in developing and deploying enterprise level applications for container platforms, such as the public cloud Kubernetes services in Amazon Web Services / Google Cloud, or on-premises platform such as RedHat OpenShift
• Proven experience in event-driven and streaming microservices. Extensive experience using Kafka and Cloud-native messaging systems (AWS SQS/SNS or Google Pub/Sub or Equivalent)
• Familiarity with Public Cloud Storage offerings such as AWS S3, FsX, DynamoDB/MongoDB, and Google Cloud Storage/Filestore solutions.
• SME in Kubernetes related technologies such as Kubernetes cluster autoscaler, Karpenter and KEDA.
• In-depth knowledge in using tools such as Terraform, Helm, kubectl, Hashicorp vault.
• Extensive experience with multi-threaded applications.
• Understanding of agile methodologies and experience using developer tools such as GitHub, Bitbucket, JIRA, Artifactory and Jenkins.
• Understanding of agile methodologies and experience using developer tools such as GitHub, Bitbucket, JIRA, Artifactory and Jenkins.
• Advocate for industry best practice, especially with regards to clean code, testing, continuous integration, and deployment.
• Be flexible and agile to fast evolving technology and business demands and changing priorities.
• Product-focused, with the capability to interact with clients and deliver results, taking ideas to production.
• Demonstrates clear and concise written and verbal communication consistently.

Desirable Skills:

• Experience working with Kinetica DB
• Experience working in Tableau development
• Familiarity with Python, Bash scripting and java
• Investment Banking / High Performance Compute platform experience would be an advantage.
• Expertise in both AWS and GCP (Google Cloud Platform). In particular, the differences between the two cloud providers and how to deploy to them.
• Experience with DevOps tools such as Helm, Terraform, Vault, kubectl
• Experience using the Groovy language.

Education:

• Bachelor's degree or equivalent experience
• Master's degree in an engineering or science subject preferred.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$94, $141,500.00

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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