Senior java integration developer (rest apis) Jobs

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Lead Java Software Engineer

Citi -
Mississauga, ON

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Job details

Full-time
$120,800–$170,800 a year

Qualifications

Spring Boot
CI/CD
Data modeling
Gradle
Computer Science
Kubernetes
Relational databases
DevOps
Engineering
System architecture
Microsoft SQL Server
NoSQL
Git
MongoDB
Java
Master's degree
Databases
Microservices
Docker
Bachelor's
Distributed systems
REST
APIs
Agile
Linux
Kafka
Maven
AI
Multithreading
Jenkins
Communication skills
Software architecture

Full job description

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

The Role

Join the Citi Futures Technology team, a dynamic and fast-paced group at the heart of a growing global business. We are seeking a talented Senior Java Engineer to drive the architecture, design, and implementation of our Futures Data as a Service post-trade orders & executions application.

This is a hands-on role where you will tackle complex technical challenges in a low-latency, high-throughput environment. You will play a key role in building resilient and high-performing scalable solutions that directly impact our trade consumption, enrichment and reporting.

What You'll Do (Responsibilities)

Architect & Develop: Architect, design, build, and maintain high-performance, scalable, and reliable Java-based microservices.
Solve Complex Problems: Tackle challenging technical problems related to concurrency, low-latency messaging, and large-scale data processing in a distributed environment.
Collaborate & Integrate: Work within a global Agile team to analyze complex business requirements, collaborating with traders, product managers and other key business stakeholders to deliver elegant and effective technical solutions.
Champion Best Practices: Uphold and contribute to our high standards for code quality, automated testing (unit, integration and regression), code reviews, and CI/CD practices.
Modernize Our Technology Stack: Drive the evolution of our platform by leveraging modern technologies like Kafka, Docker, and OpenShift, and contribute to the strategic transformation of our architecture.
Mentor & Lead: Serve as a technical advisor and coach to mid-level and senior developers and analysts, fostering a culture of technical excellence and continuous improvement.
Ensure System Resiliency: Take ownership of the full development lifecycle, from Architecture, design and implementation to deployment and operational support, ensuring the stability and integrity of our production environment.
Risk & Compliance: Appropriately assess risk when business decisions are made, demonstrating consideration for the firm's reputation and safeguarding Citigroup, its clients, and assets. You will drive compliance with applicable laws, rules, and regulations, apply sound ethical judgment, and escalate control issues with transparency.

Our Tech Stack

Server OS: Red Hat Enterprise Linux
Backend: Java (17+), Spring Boot, REST APIs, Microservices
Messaging: Apache Kafka, Solace and Tibco
Databases: Microsoft SQL Server, MongoDB
DevOps & CI/CD: Git, Jenkins, TeamCity, Tekton, uDeploy, Harness, Maven/Gradle
Container & Cloud: Docker, Kubernetes, Red Hat OpenShift

What We're Looking For (Qualifications)

Required:

Experience: 8+ years of professional experience in a hands-on software architecture, design and development role.
Core Java Expertise: Deep, demonstrable knowledge of server-side Java, including multi-threading, performance tuning, and building robust, scalable applications.
System Architecture & Design: Proven experience in architecting, designing and implementing complex, distributed systems and cloud microservices.
Database Proficiency: Strong expertise with relational databases, including data modeling, query optimization, and performance tuning.
Messaging Systems: Hands-on experience with high-throughput messaging platforms, specifically Kafka and Solace.
CI/CD & DevOps: Solid experience with modern CI/CD pipelines and tools (Git, Jenkins, Maven/Gradle).
Agile Mindset: A strong thought-leader, communicator and collaborator with a proven track record of success in an Agile delivery environment.

Preferred (Nice to Have):

Financial Domain Knowledge: Subject matter expertise in financial markets, particularly in exchange traded derivatives and futures trading.
Containerization: Experience developing and deploying applications on container platforms like Docker, Kubernetes, or OpenShift.
NoSQL Experience: Familiarity with NoSQL databases such as MongoDB.
Other Skills: Experience with FIX Protocol. Experience with leveraging AI tools.
Education: Bachelor’s degree in computer science, Engineering, or a related field. A Master’s degree is a plus.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$120,800.00 - $170,800.00

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

This job opening is for an existing job vacancy.

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

Apply Now

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