Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients.

Citi’s Mission and Value Proposition explain what we do and Strategy explain how we do it. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We strive to earn and maintain our clients’ and the public’s trust by constantly adhering to the highest ethical standards and making a positive impact on the communities we serve.

The Senior Python Technical Lead will assume a pivotal role in the conceptualization, development, and deployment of intricate software solutions. We are seeking a Senior Python Developer with strong AI/ML exposure to join the Customer Data Management organization within the bank. This role focuses on building, packaging, deploying, and scaling production-grade Python and Machine Learning solutions. The ideal candidate has strong experience developing Python applications on Open Shift or similar containers. This individual will serve as both a hands-on contributor and a technical leader, tasked with guiding architectural choices, upholding stringent code quality standards, and cultivating an environment of technical distinction within the team.

Responsibilities

• Spearhead the architecture, development, and deployment of resilient, scalable, and high-performance applications and services, predominantly in Python, actively incorporating advanced AI technologies to optimize code generation and boost efficiency.

• Employ Python for automation scripting, data processing, machine learning integration, and API creation as required, utilizing AI-driven coding tools to accelerate development timelines.

• Function as a technical mentor and leader for software engineers, offering guidance on leading practices, code integrity, design paradigms, problem-solving methodologies, and the effective utilization of AI-assisted development platforms.

• Orchestrate architectural dialogues and decisions for both nascent and established systems, ensuring alignment with the overarching company technical roadmap.

• Develop reusable libraries and modular frameworks for enterprise use

• Work with Spark / Py Spark for large-scale data processing.

• Perform thorough code reviews to ensure compliance with coding guidelines, enhance performance, and maintain system stability.

• Collaborate closely with product management, QA, DevOps, and other engineering departments to delineate requirements, scope projects, and guarantee successful project delivery.

• Identify and implement avenues for system enhancements, performance tuning, and the reduction of technical debt.

• Advocate for software development best practices, including continuous integration/continuous delivery (CI/CD), automated testing strategies, and comprehensive observability.

• Diagnose and resolve complex technical challenges across diverse environments, ensuring prompt solutions.

• Keep abreast of emerging technologies and industry trends, assessing and recommending their adoption, especially within the domain of AI-driven development.

Qualifications Required

• 6+ years of extensive professional experience in software development, with a primary emphasis on Python.

• Experience in large-scale data environments

• Expertise with Python for scripting, automation, data manipulation, or backend system development.

• Proven ability to leverage AI-powered coding assistants, such as GitHub, Copilot or similar platforms, to achieve efficient and high-quality code creation.

• Comprehensive grasp of object-oriented design principles established design patterns, data structures, and algorithmic solutions.

• Demonstrated track record in a technical leadership or lead developer capacity, responsible for guiding development teams and championing technical initiatives.

• Proficiency with CI/CD pipelines and tools (e.g., Jenkins, GitLab CI, Azure DevOps).

• Exceptional problem-solving, analytical thinking, and debugging capabilities.

• Strong interpersonal communication, collaborative skills, and leadership acumen, coupled with the capacity to influence and guide others.

Education:

• Bachelor’s/University degree or equivalent experience, potentially Masters degree

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

Job Family Group:

Technology

Job Family:

Data Analytics

Time Type:

Full time

Primary Location:

Irving Texas United States:

Primary Location Full Time Salary Range:

$125,760.00 - $188,640.00
In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills:

Please see the requirements listed above.

Other Relevant Skills

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

Anticipated Posting Close Date:

Apr 12, 2026

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.

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