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Sr python developer Assistant Vice President

Citi Bank

5 - 10 years

Pune

Posted: 16/09/2025

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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

**Job Description: Senior Python Developer**

**Position Overview:**
We are seeking Senior Python Developer who has expertise in developing secure, scalable, and efficient applications, with a strong focus on modern authentication mechanisms, credential management, cloud technologies, and data management. This role requires a deep understanding of Python programming and hands-on experience with advanced technologies such as passwordless logins, token management, and cloud-based data solutions.

**Key Responsibilities:**
- Design, develop, and maintain Python-based applications with a focus on scalability, security, and performance.
- Implement and manage passwordless login mechanisms and machine-to-machine (M2M) authentication workflows.
- Develop and maintain token management systems for secure and efficient access control.
- Work with Coin H2M (Human-to-Machine) and M2M (Machine-to-Machine) communication protocols to build robust solutions.
- Leverage Google BigQuery for data analysis, querying, and reporting.
- Utilize cloud knowledge to design and deploy applications on cloud platforms, ensuring high availability and reliability.
- Implement robust security practices, including encryption, secure storage, and credential management for sensitive data.
- Design and manage secure credential storage systems, such as secrets management tools (e.g., HashiCorp Vault, AWS Secrets Manager).
- Ensure compliance with security standards and best practices, including secure API development and data protection.
- Collaborate with cross-functional teams to gather requirements, design solutions, and deliver high-quality software.
- Optimize and troubleshoot existing systems to improve performance and security.
- Stay updated with the latest trends and best practices in Python development, cloud technologies, and authentication mechanisms.

**Required Skills and Qualifications:**
- Strong proficiency in Python programming with 8+ years of experience in software development.
- Hands-on experience with passwordless login implementations and authentication protocols.
- Expertise in token management systems and secure access control mechanisms.
- Familiarity with Coin H2M and M2M communication protocols.
- Proficiency in Google BigQuery for data querying and analysis.
- Solid understanding of cloud platforms (e.g., Google Cloud, AWS, or Azure) and cloud-native application development.
- Strong knowledge of security best practices, including encryption, secure API development, and credential management.
- Experience with secrets management tools (e.g., HashiCorp Vault, AWS Secrets Manager, Azure Key Vault).
- Strong problem-solving skills and the ability to work in a fast-paced, collaborative environment.
- Excellent communication skills and the ability to convey technical concepts to non-technical stakeholders.

**Location:** Pune

**Employment Type:** FTE

About Company

Citi Bank, officially known as Citibank, is a global financial institution and the consumer division of Citigroup, a leading multinational banking corporation. Established in 1812, Citibank provides a wide range of financial services, including retail banking, credit cards, personal loans, wealth management, and investment banking. With a strong presence in over 100 countries, it serves millions of customers worldwide, offering both individual and business banking solutions. Citibank is known for its digital banking innovations, global reach, and commitment to financial inclusion and economic growth.

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