Citigroup logo

IOS Developer

Citigroup

Chennai, Tamil Nadu, India
Full-time
Salary not listedPosted 25m ago

Real job — pulled straight from Citigroup’s careers page · Verified October 10, 2026 · No reposts.

Job description

Citigroup is hiring a IOS Developer — a full-time, based in Chennai, Tamil Nadu, India role. Apply directly on Citigroup's careers page below.

IOS Developer

Location: Chennai, Tamil Nadu, India

Employment Type: Regular

Key Responsibilities

  • Design & Development

    • Microservices Development: Design, develop, test, deploy, and maintain high-throughput, low-latency microservices using Java (17/21), Spring Boot, and cloud-native frameworks.
    • API Architecture: Build and document robust RESTful APIs and event-driven interfaces adhering to enterprise API standards, OpenAPI/Swagger specifications,
    • Event-Driven & Messaging Systems: Design asynchronous workflows and event streaming pipelines using Apache Kafka or  JMS.
    • Database & Data Management: Implement efficient data persistence layers using relational databases ( Oracle) and NoSQL stores (MongoDB), ensuring optimized indexing, query execution, and transactional integrity.

Engineering Excellence & DevOps

  • Code Quality & Best Practices: Enforce clean code principles, SOLID design patterns, domain-driven design (DDD), and test-driven development (TDD/BDD).
  • Automated Testing: Author comprehensive unit, integration, and contract tests utilizing JUnit 5, Mockito maintaining high automated test coverage (>85%).
  • CI/CD & Cloud Integration: Build and optimize CI/CD pipelines and containerize services using Docker and Kubernetes / OpenShift.
  • Observability & Reliability: Integrate logging, metrics, and tracing instrumentation into microservices using frameworks such as OpenTelemetry, Micrometer, Prometheus, Grafana, and Splunk/ELK.

Collaboration & Leadership

  • Agile Participation: Actively participate in Scrum/Kanban ceremonies (sprint planning, daily standups, backlog refinement, retrospectives).
  • Production Support & Incident Management: Partner with Level 3 (L3) support teams for triage, root-cause analysis (RCA), and remediation of critical production incidents during release rollouts and business hours.
  • 4-8 years in an Apps Development role. Demonstrated execution capabilities.
  • Strong analytical and quantitative skills; Data driven and results-oriented
  • Experience in running high traffic, distributed, cloud based services
  • Experience in affecting large culture change
  • Experience leading infrastructure programs
  • Skilled at working with third party service providers
  • Excellent written and oral communication skills

Education:



  • Bachelor’s/University degree or equivalent experience

------------------------------------------------------

Job Family Group:

Technology

------------------------------------------------------

Job Family:

Digital Software Engineering

------------------------------------------------------

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.

Get Mobile Engineer jobs like this→

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
Amazon logo

Software Development Engineer Intern - Mobile (Remote)

$109k–$126kRemote · US-eligible
✓ From careers page· 4h ago
Amazon logo

Senior Front-End Mobile Engineer (Remote)

$168k–$227kRemote · US-eligible
✓ From careers page· 4h ago
BitGo logo

Senior Software Engineer, Mobile

$180k–$220kToronto, ON, Canada
✓ From careers page· 8h ago
BitGo logo

Senior Software Engineer, Mobile Backend

$180k–$220kToronto, ON, Canada
✓ From careers page· 8h ago

Frequently asked questions

How do I apply for IOS Developer at Citigroup?

You can view the full description and apply for IOS Developer at Citigroup on EchoJobs: https://echojobs.io/job/citigroup-ios-developer-jvjc7.