Backend Java Lead Developer, Vice President

Citi; Mississauga; On-site; CAD 121,000 - 171,000; Full time

Job summary

Citi is seeking an Applications Development Senior Programmer Analyst in Mississauga to contribute to design, development, and implementation of advanced application systems. The role requires deep Java expertise, Spring, API security, and a strong understanding of enterprise middleware and data integration.

The ideal candidate will mentor junior staff, work with cross-functional teams, and ensure compliance with applicable laws and Citi policies while delivering robust, scalable solutions.

Qualifications

• Deep understanding of Core Java (Java 17/21), including modern features (Lambdas, Streams, Records, Pattern Matching)
• Spring Ecosystem: Spring Boot, Spring Security, Spring Data JPA, Spring Core
• Oracle Database, including indexing, query optimization, performance tuning
• Designing and securing enterprise REST APIs
• Docker, OpenShift (or Kubernetes), CI/CD pipelines
• Messaging/streaming platforms like Apache Kafka, IBM MQ and microservices patterns
• Security controls, vulnerability scanning (Snyk, SonarQube), secure coding practices
• JUnit, Mockito, and test-driven development

Responsibilities

• Conduct feasibility studies, time and cost estimates, IT planning, and establish new or revised application systems
• Monitor and control all phases of development from analysis to implementation; provide user/operational support
• Analyze complex problems, evaluate business processes and industry standards
• Suggest security measures in post-implementation analysis
• Consult with users and technology groups on issues and advanced programming solutions
• Define operating standards and processes; act as advisor/coach to analysts
• Operate with limited supervision and demonstrate independent judgment
• Act as SME to senior stakeholders and drive compliance with laws and regulations

Job description

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in cooperation with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

Responsibilities

• Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
• Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
• Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
• Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
• Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
• Ensure essential procedures are followed and help define operating standards and processes
• Serve as advisor or coach to new or lower level analysts
• Has the ability to operate with a limited level of direct supervision.
• Can exercise independence of judgement and autonomy.
• Acts as SME to senior stakeholders and /or other team members.
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Required Technical Skills

• Deep understanding of Core Java (Java 17/21), including modern features (Lambdas, Streams, Records, Pattern Matching), multi-threading, concurrency, and memory management.
• Spring Ecosystem: Extensive hands-on experience with Spring Boot, Spring Security, Spring Data JPA, and Spring Core.
• Database Expertise: Strong proficiency in Oracle Database, including indexing strategies, query optimization, and performance tuning.
• API Standards: Proven track record of designing and securing enterprise REST APIs.
• DevOps & Cloud-Native: Practical experience with Docker, OpenShift (or Kubernetes), and building/maintaining CI/CD pipelines.
• Enterprise Integration: Familiarity with messaging/streaming platforms (e.g., Apache Kafka, IBM MQ) and microservices patterns (e.g., API Gateways, Circuit Breakers, Service Mesh).
• Security Standards: Understanding of enterprise security controls, vulnerability scanning (e.g., Snyk, SonarQube), and secure coding practices.
• Testing Frameworks: Strong commitment to quality with experience in JUnit, Mockito, and test-driven development (TDD) practices.

Preferred / Plus Skills

• AI Coding Experience: Experience using AI coding assistants (e.g., GitHub Copilot, Devin) to write, refactor, and document code is a strong plus.
• Frontend Familiarity: Experience with modern frontend frameworks like React or Angular is highly desirable to facilitate full-stack collaboration.

Recommended Qualifications

• Education: Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related technical field.
• Experience: 6-10+ years of professional software development experience, with a strong focus on backend Java development in an enterprise environment (financial services experience is a plus).
• Leadership: Proven experience leading technical initiatives, designing system components, and mentoring other developers.
• Soft Skills: Excellent analytical, problem-solving, communication, and interpersonal skills. Ability to articulate complex technical concepts to both technical and non-technical stakeholders.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Job Family Group

Technology

Job Family

Applications Development

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Primary Location Full Time Salary Range

$120,800.00 - $170,800.00

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

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

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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.

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This job opening is for an existing job vacancy.

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