Test Data Mgmt / Sr App Development Engineer - VP

Citi; New York (NY); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

401(k) plan with match

Paid time off and holidays

Wellness programs

Job summary

Citi in New York seeks a Senior Application Developer to design, build, and support modern web apps across UI, APIs, and backend services. You will contribute to self-service test data capabilities and engage in API-first, microservices architecture.

The role requires strong Java/Spring Boot backend and React frontend skills, plus CI/CD discipline and a collaborative, agile mindset. Join a team modernizing internal tools for large-scale test data management.

Qualifications

• 5+ years of experience in full-stack web application development.
• Strong backend development experience with Java and Spring Boot (REST APIs, security concepts, performance, and scalability).
• Strong frontend development experience with React, including TypeScript, HTML5, and CSS.
• Solid understanding of API design and microservices architecture (service boundaries, resilience, observability basics).
• Hands-on experience with SQL Server and relational data modeling.
• Proficiency with GitHub workflows and practical experience with CI/CD pipelines.
• Excellent communication skills, ownership, and agile teamwork.

Responsibilities

• Full-Stack Development: design, build, and support modern web apps across UI, APIs, and back-end services for self-service test data.
• Backend & API Services: develop scalable microservices in Java/Spring Boot; document RESTful APIs with versioning.
• Automation & Modernization: automate provisioning and management of test data accounts and modernize internal tools.
• Collaboration & Custom Solutions: work with teams to provide customized test data solutions.
• Engineering Excellence: contribute to CI/CD pipelines, write unit/integration tests, and participate in code reviews.
• Support & Operations: perform test data management functions ensuring reliability for scrum teams.

Skills

Full-stack development

Java

Spring Boot

React

TypeScript

API design

Microservices

SQL Server

GitHub workflows

CI/CD

Agile

Education

Bachelor's degree in Computer Science or related field

Tools

GitHub

Docker

Kubernetes

REST APIs

Job description

Job Overview

Join our high-impact Test Data Management team, a group dedicated to building and maintaining the essential tools that empower dozens of scrum teams to test their customer‑impacting changes safely and efficiently. Our core mission is to automate and streamline the complex process of managing test data at a massive scale. As a Senior Application Developer, you will be a full‑stack engineer responsible for designing, building, and supporting the modern web applications that form our self‑service toolset. This role requires expertise across the stack, from front‑end development in React to back‑end services in Java/Spring Boot. You will be instrumental in our ongoing effort to consolidate and modernize our applications, creating a more efficient workflow for the entire organization within an API‑first, microservices‑based architecture. If you are passionate about automation, building thoughtful interfaces, and creating solutions that make developers’ lives easier, this is the team for you.

Key Responsibilities

• Full-Stack Development: Design, build, and support modern, user-friendly web applications across the stack (UI, APIs, and backend services) to provide self‑service test data capabilities.


• Backend & API Services: Develop scalable, secure microservices using Java and Spring Boot. Design, build, and document RESTful APIs, ensuring adherence to service contracts and versioning strategies.


• Automation & Modernization: Design and implement automated processes for provisioning and managing test data accounts. Actively contribute to the consolidation and modernization of our internal toolset to improve efficiency and user experience.


• Collaboration & Custom Solutions: Work closely with development teams to understand their needs and provide customized test data solutions where required.


• Engineering Excellence: Utilize GitHub and contribute to automated CI/CD pipelines for building, testing, and deploying applications. Promote engineering best practices by writing robust unit and integration tests and participating in code reviews.


• Support & Operations: Perform standard test data management functions to ensure the reliability and availability of test data for all scrum teams.

Required Skills & Qualifications

• 5+ years of experience in full-stack web application development.


• Strong backend development experience with Java and Spring Boot (REST APIs, security concepts, performance, and scalability).


• Strong front‑end development experience with React, including TypeScript, HTML5, and CSS.


• Solid understanding of API design and microservices architecture (service boundaries, resilience, observability basics).


• Hands‑on experience with SQL Server and relational data modeling.


• Proficiency with GitHub workflows and practical experience with CI/CD pipelines.


• Excellent communication skills, a strong sense of ownership, and the ability to work collaboratively in an agile team.

Preferred Skills

• Experience with cloud platforms (AWS, Azure, or GCP).


• Experience with Node.js.


• Containerization and orchestration experience (Docker, Kubernetes/OpenShift).


• Experience with a variety of automated testing frameworks (unit, integration, and UI testing).


• Exposure to observability practices (logging, metrics, tracing) and production support.

Education

Bachelor’s degree in Computer Science, Software Engineering, a related technical field, or equivalent practical experience.

Benefits

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 and 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.

EEO Statement

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, please review our Accessibility at Citi resources. View Citi’s EEO Policy Statement and Know Your Rights poster.