Fullstack Developer - Python and React

Citibank (Switzerland) AG; Pune District; Hybrid; Confidential; Full time

Job summary

Citibank (Switzerland) AG seeks a Senior UI Developer skilled in React and Python to architect and deliver enterprise-level web apps. You will translate business requirements into robust design, collaborate with multiple teams, and drive high-quality code across the stack.

The role emphasizes scalable, secure solutions with performance in a hybrid work environment, offering opportunities for leadership and mentorship within Citi Tech.

Qualifications

• Min 10+ years of experience; at least 3–4 years in React & Python.
• Experience in systems analysis and software project management.
• Strong knowledge of Micro Services Architecture, SQL, and databases.
• Familiarity with Agile, Waterfall, and Test Driven Development.
• Proactive, able to collaborate with distributed teams and stakeholders.

Responsibilities

• Provide SME support and translate business requirements to technical design, develop solutions and deliver high quality code.
• Lead enterprise-level development with React & Python and guide junior developers when needed.
• Design scalable, high-availability, low-latency architectures for complex applications.
• Collaborate with business partners, analysts, and other tech teams to ensure alignment.
• Support security measures and perform post-implementation reviews.

Skills

React

Python

Java back-end

SQL

Microservices

Unix/Linux

REST APIs

Agile

Leadership

Education

Bachelor's degree

Tools

Git

IntelliJ IDEA

Eclipse

Maven

JUnit

JIRA

Job description

Job Overview

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. We are looking for a senior UI developer proficient in React, using standard Citi components and ensuring fully automated testing and good design throughout.

Responsibilities

Provide SME support and assist in answering any client queries with respect to applications' core capabilities. The candidate will work with our business partners and analysts to understand the operational processes, to help translate the business requirements to technical design, develop solutions and deliver high quality code. The developer is expected to be a Senior Development Member of the team with strong Java back-end experience as well as having proven ability in how to approach, design and build enterprise-level solutions who is also ready to step up to the next level and assume some leadership responsibilities. Must have architecture experience in building horizontally scalable, highly available, highly resilient, and low latency applications. Must have Cloud infrastructure both on-premises and public cloud (i.e., OpenShift, AWS, etc.) Must have event-driven design and architecture (i.e., FullStack Developer who is expect in React & Python,.etc.) The candidate will have a strong background of React, Python, Strong RDBMS etc. Experience in Unix / Linux (Commands is must, at least basic knowledge in scripts) Experience with Advanced REST Client or similar. Ability to work in a high-pressure environment and meet delivery timelines with a high degree of client satisfaction is critical. 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 user. 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 Programmers. 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.

Qualifications & required Skills

(FullStack Developer) Min 10+ years of experience with at least 3-4 yrs exp in React & Python. Experience in systems analysis and programming of software applications Experience in managing and implementing successful projects. Working knowledge of consulting/project management techniques/methods Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements. Good understanding of Micro Services Architecture, SQL, and database understanding. Good analytical and programming capabilities. Good knowledge of SQL in the context of a major RDBMS. Comfortable working with XML parsing (including schemas), JSON and third-party libraries. Well versed with design standards & frameworks, experience in working on multiple technologies. Quick learner of new tools and technologies. Methodologies - Agile, Waterfall, Test Driven Development. Tools – Git, IntelliJ IDEA/Eclipse, Maven, LSE, JIRA, and automated testing tools like Junit Excellent project management, time management, verbal, and written communications skills, as the job entails simultaneously managing multiple projects with internal and external stakeholders. Proactive attitude, ability to run projects with minimal direction given the geographically distributed nature of the team. Good to have:

Education

Experience working with React, Python technologies and proven experience with using them in a large-scale high-volume environment. Bachelor’s degree/University degree or equivalent experience

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

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. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.