Senior Java Architect – Hybrid, Spring Boot & Microservices

Citibank (Switzerland) AG; Irving, Northern (TX, KY); Hybrid; Confidential; Full time

Benefits offered by this job

Hybrid work model

Competitive benefits

Career development

Job summary

Citi in Irving, Texas is seeking a Senior Java Developer to design, build, and deliver complex software applications within a high-performing Technology team that supports business-critical systems across the firm. You will lead end-to-end development from architecture through deployment, mentoring peers, and ensuring secure, scalable solutions aligned with real business outcomes.

The role offers a hybrid schedule and opportunities to influence engineering standards.

Qualifications

• 5 or more years of hands-on experience in software application development or systems design, with a clear track record of delivering complex technical solutions end to end.
• Deep expertise in backend development using Java 17+, Spring, Spring Boot Microservices, and Hibernate, with strong command of Oracle PL/SQL for database development.
• Demonstrated ability to produce software design artefacts including architecture documentation, flowcharts, and UML-style activity and sequence diagrams.
• Practical experience managing projects using Agile methodologies and JIRA, with the ability to plan, prioritize, and deliver under shifting timelines and requirements.
• Subject matter expertise in at least one area of software application development, with the ability to advise senior stakeholders and guide technical decision-making independently.
• Strong proficiency in source control practices using Git, with experience working across collaborative, multi-team development environments.
• Bachelor's degree in a relevant field or equivalent professional experience.

Responsibilities

• Design and develop scalable software applications using Java 17+, Spring Boot Microservices, and Hibernate, ensuring solutions are robust, maintainable, and aligned to business requirements.
• Build and maintain full-stack solutions by developing frontend interfaces with JavaScript, HTML5, and CSS3, and integrating backend services to deliver seamless user experiences.
• Lead system analysis and architecture activities, producing design artefacts including architecture diagrams, flowcharts, activity diagrams, and sequence diagrams to guide development decisions.
• Manage all phases of the software development lifecycle, from feasibility assessment and technical planning through to construction, testing, implementation, and post-go-live support.
• Embed security best practices into application design and conduct post-implementation analysis to validate system functionality and identify areas for improvement.
• Drive quality across the codebase by implementing and maintaining automated test coverage using frameworks such as JUnit, Cucumber, and Playwright.
• Act as a technical authority for senior stakeholders and cross-functional teams, providing guidance on advanced engineering solutions and helping to define development standards and processes.
• Mentor and coach junior and mid-level engineers, sharing technical knowledge and supporting their development within the team.

Skills

Java development

Agile methodologies

Mentoring

System architecture

Cross-team collaboration

Education

Bachelor's degree in a relevant field

Tools

Spring Boot

Hibernate

Jira

Git

Oracle PL/SQL

JUnit

Cucumber

Playwright

Angular

Job description

Citi in Irving, Texas is seeking a Senior Java Developer to design, build, and deliver complex software applications within a high-performing Technology team that supports business-critical systems across the firm. You will lead end-to-end development from architecture through deployment, mentoring peers, and ensuring secure, scalable solutions aligned with real business outcomes.

The role offers a hybrid schedule and opportunities to influence engineering standards.