CrawlJobs Logo

Senior Java Big Data Developer

https://www.citi.com/ Logo

Citi

Location Icon

Location:
United States , Jersey City

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

121200.00 - 181800.00 USD / Year
Save Job
Save Icon
Apply Position

Job Description:

Senior Java Big Data Developer with experience in designing and developing Java/J2EE based web applications with good skills in JavaScript for development of Risk and Finance dashboard application that provides sensitive data to senior management. Application involves business process workflow and analytical data, Web front end development using JavaScript. The candidate must have 4-5 years software development experience in Java with expert level skill set in Core Java, Spring, Web Services and J2EE. Should be able to design, review and suggest improvements, guide junior team members and deliver in an agile environment.

Job Responsibility:

  • Liaise with Business Users to understand requirements
  • Document Business Requirements
  • Work with Technology teams to implement the reconciliation
  • Define Testing Strategy
  • Manage User Acceptance Testing
  • Post implementation support
  • Weekly review calls to manage status with all involved to ensure progress
  • Maintain issues list, action items and follow up with people to ensure timely task completion
  • Provide inputs to the bi-weekly steering committee reporting for project status update, financials and appropriate escalations
  • Work closely with Technology partners to ensure the Business requirements are met by the development
  • Critically evaluate the current processing and recommend process efficiencies / enhancements

Requirements:

  • Expert level knowledge of Java, J2EE, Spring, Spring Batch, RESTful Web services, design patterns and databases
  • Experience in Big Data Technologies like Hadoop, Mongo DB, Kafka, Elastic Search
  • Proficiency in JavaScript, HTML5, AJAX, JSON
  • Thorough understanding of server-side integration, Restful, Spring MVC, web services
  • Experience with source code management tools such as SVN, Bitbucket
  • 4-5 years experienced in implementing enterprise level Java Development projects
  • Banking operations professional with knowledge of trade processing flows through regulatory impacts of operational processing
  • Strong technical skills focused on data analysis
  • Must have experience with mainstream data analysis tools (Excel, Access etc)
  • Bachelor’s degree/University degree or equivalent experience

Nice to have:

  • Strong computer science fundamentals in data structures, algorithms, databases and operating systems
  • Experience developing high-performance multi-threaded applications
  • Good knowledge of design patterns and providing solutions to complex design issues, identify and fix code issues
  • Good skills in web servers such as WebSphere, WASND
  • Participate and contribute for design, architectural solutions
  • Experience in Compliance or Financial Sector is plus
  • Strong written and oral communication skills
  • Strong business analytical skills
  • Master’s degree preferred
What we offer:
  • medical, dental & vision coverage
  • 401(k)
  • life, accident, and disability insurance
  • wellness programs
  • paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Additional Information:

Job Posted:
January 22, 2026

Expiration:
January 28, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
Icon
Citi - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Senior Java Big Data Developer

Senior Java Developer

The Fixed Income Data team is experiencing rapid growth, committed to delivering...
Location
Location
Canada , Mississauga
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3-5 years of demonstrable and relevant experience in software development, with a strong focus on API development and big data solutions
  • expertise in developing high-performance APIs for large-scale data platforms and distributed systems
  • extensive hands-on experience with data distribution platforms like Apache Kafka, and various big data storage/querying systems (e.g., Trino, Pinot, Druid, Ignite) for low-latency access via APIs
  • solid understanding of Java / Scala with a focus on building high-performance, concurrent applications
  • strong experience with the Spring stack, particularly Spring Boot for building microservices that expose data via APIs
  • expert-level understanding and demonstrable experience in REST API development for data reporting and consumption
  • demonstrable experience in writing reusable, testable, and efficient code with proper error and exception handling, especially for fault-tolerant API services
  • experience with the design and implementation of cloud-native applications and deployment via Kubernetes / OpenShift, specifically for managing API-driven data services
  • hands-on experience in handling various data structures and optimizing them for API consumption and analytical queries
  • experience with API Gateway, Circuit Breaker, Spring Security, Discovery Server, and monitoring services (e.g., Prometheus, Grafana) is a plus, particularly in an API-driven data ecosystem
Job Responsibility
Job Responsibility
  • design, develop, and implement highly scalable and resilient API services for data access and processing, leveraging big data platforms
  • conduct feasibility studies, time and cost estimates for new API-driven data solutions and establish and implement new or revised applications and systems to meet specific business needs or user areas
  • monitor and control all phases of the development process (analysis, design, construction, testing, and deployment) for API-driven data applications, providing operational support
  • utilize in-depth specialty knowledge of API development for big data environments and analytics to analyze complex problems/issues, evaluate business processes, system processes, and industry standards, and make evaluative judgments
  • ensure essential procedures are followed and help define operating standards and processes for API-driven data infrastructure
  • serve as an advisor or coach to new or junior analysts on API development and big data access best practices
  • operate with a limited level of direct supervision, exercising independence of judgment and autonomy
  • act as a Subject Matter Expert (SME) to senior stakeholders and/or other team members on data API technologies and their application in finance
What we offer
What we offer
  • flexibility to work with a global team across geographies and time zones
  • Fulltime
Read More
Arrow Right

Senior Java and Scala Developer

The Fixed Income Data team is experiencing rapid growth, committed to delivering...
Location
Location
Canada , Mississauga
Salary
Salary:
94300.00 - 141500.00 USD / Year
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3-5 years of demonstrable and relevant experience in software development
  • Strong focus on API development and big data solutions
  • Expertise in developing high-performance APIs for large-scale data platforms and distributed systems
  • Extensive hands-on experience with data distribution platforms like Apache Kafka
  • Experience with big data storage/querying systems (e.g., Trino, Pinot, Druid, Ignite)
  • Solid understanding of Java/Scala with focus on building high-performance, concurrent applications
  • Strong experience with Spring stack, particularly Spring Boot for building microservices
  • Expert-level understanding and demonstrable experience in REST API development
  • Experience with cloud-native applications and deployment via Kubernetes/OpenShift
  • Experience with CI/CD environment
Job Responsibility
Job Responsibility
  • Design, develop, and implement highly scalable and resilient API services for data access and processing
  • Conduct feasibility studies, time and cost estimates for new API-driven data solutions
  • Monitor and control all phases of the development process (analysis, design, construction, testing, and deployment)
  • Serve as an advisor or coach to new or junior analysts on API development and big data access best practices
  • Act as a Subject Matter Expert (SME) to senior stakeholders on data API technologies and their application in finance
What we offer
What we offer
  • Career growth opportunities
  • Global workforce benefits
  • Well-being support
  • Work-life balance programs
  • Fulltime
Read More
Arrow Right

Big Data Platform Senior Engineer

Lead Java Data Engineer to guide and mentor a talented team of engineers in buil...
Location
Location
Bahrain , Seef, Manama
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Significant hands-on experience developing high-performance Java applications (Java 11+ preferred) with strong foundation in core Java concepts, OOP, and OOAD
  • Proven experience building and maintaining data pipelines using technologies like Kafka, Apache Spark, or Apache Flink
  • Familiarity with event-driven architectures and experience in developing real-time, low-latency applications
  • Deep understanding of distributed systems concepts and experience with MPP platforms such as Trino (Presto) or Snowflake
  • Experience deploying and managing applications on container orchestration platforms like Kubernetes, OpenShift, or ECS
  • Demonstrated ability to lead and mentor engineering teams, communicate complex technical concepts effectively, and collaborate across diverse teams
  • Excellent problem-solving skills and data-driven approach to decision-making
Job Responsibility
Job Responsibility
  • Provide technical leadership and mentorship to a team of data engineers
  • Lead the design and development of highly scalable, low-latency, fault-tolerant data pipelines and platform components
  • Stay abreast of emerging open-source data technologies and evaluate their suitability for integration
  • Continuously identify and implement performance optimizations across the data platform
  • Partner closely with stakeholders across engineering, data science, and business teams to understand requirements
  • Drive the timely and high-quality delivery of data platform projects
  • Fulltime
Read More
Arrow Right

Big Data Application Development Senior Programmer

The Applications Development Senior Programmer Analyst is an intermediate level ...
Location
Location
India , Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8-10 years of Development experience in big data space
  • Core Java
  • Full Stack developer
  • Big Data Frameworks
  • Hadoop
  • Scala
  • Hive
  • Impala
  • Kafka
  • Elastic
Job Responsibility
Job Responsibility
  • Develop real time and batch data transformation processes using wide range of technologies using Hadoop, Spark Stream, Spark SQL, Python, Hive etc
  • Ability to translate architecture and low-level requirements to design and code using Big-data tools and processes
  • Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • 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 users
  • Critically evaluate the current processing and recommend process efficiencies/enhancements
  • Work closely with Technology partners to ensure the Business requirements are met by the development team
  • Fulltime
Read More
Arrow Right

Big Data Engineering Developer

The Applications Development Senior Programmer/Lead Analyst is an senior level p...
Location
Location
India , Pune; Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong solid understanding of the Big Data architecture and the ability to trouble shoot performance and/or development issues on Hadoop (Cloudera preferably)
  • 9+ years of experience working with Hive, Impala and Hbase, Kudu Spark for data curation/conformance related work
  • Strong proficiency in Spark for development work related to curation/conformance. Strong Scala developer (with previous Java background) preferred.
  • Experience with Spark/Storm/Kafka or equivalent streaming/batch processing and event based messaging
  • Strong data analysis skills and the ability to slice and dice the data as needed for business reporting
  • Experience working in an agile environment with a fast paced changing requirements.
  • Excellent planning and organizational skills
  • Strong Communication skills
Job Responsibility
Job Responsibility
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • 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 users
  • Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
  • 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 analysts
  • 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
  • Fulltime
Read More
Arrow Right

Application Developer - Java Spark Big Data

The Applications Development Senior Programmer Analyst is an intermediate level ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Engineering, or a related field
  • Extensive development expertise in building the high scaled and performant software platforms for data computation and processing
  • Experience in software development with a strong focus on Core Java and Spark
  • Expert level knowledge of core Java concepts and framework such as Spring Boot, Microservices and well versed with OOPs concepts and design patterns
  • Hands-on experience with Apache Spark (with Java)
  • Experience with caching solutions like Pinot, Redis etc.
  • Strong knowledge of Oracle DB, including schema design and query optimization
  • Strong problem-solving skills and the ability to work independently
  • Excellent communication and teamwork skills
  • Strong computer science fundamentals in data structures, algorithms, databases, and operating systems
Job Responsibility
Job Responsibility
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • 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 users
  • Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
  • 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 analysts
  • Operate with a limited level of direct supervision
  • Act 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.
What we offer
What we offer
  • Equal opportunity employer
  • Consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran
  • Reasonable accommodation for persons with disability.
  • Fulltime
Read More
Arrow Right

Senior Java Developer

Citi is seeking a Senior Java Developer to join the Technology team in Belfast, ...
Location
Location
United Kingdom , Belfast
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Authoritative knowledge of Java and Hadoop including HDFS, Hive and Spark
  • Comfortable working with large data volumes and demonstrating understanding of logical data structures and analysis techniques
  • Strong skills in identifying and resolving code vulnerabilities
  • Familiarity with utilizing Citi tools
  • Expertise in identifying and resolving data quality issues in datasets
  • Expert SQL coder
  • Proficiency in writing Linux shell scripts
  • Experience with automated build and test processes like RLM, Jenkins, Lightspeed, and Harness
  • Knowledge of Autosys
  • Strong written and verbal communication skills
Job Responsibility
Job Responsibility
  • Collaborating with the architecture team to define best practices in Java and Hadoop development
  • Challenging and directing the technical roadmap
  • Proposing adoption of new technology or techniques
  • Providing breakdowns of project deliverables and estimates
  • Designing and building data pipelines and Hadoop storage objects
  • Assisting in production issue resolution
  • Mentoring team members
  • Working with data analysts to define logical data structures
  • Encouraging team self-learning
What we offer
What we offer
  • 27 days annual leave plus bank holidays
  • Discretional annual performance-related bonus
  • Private medical care and life insurance
  • Employee Assistance Program
  • Pension plan
  • Paid parental leave
  • Special discounts for employees, family, and friends
  • Access to learning and development resources
  • Fulltime
Read More
Arrow Right

Application Developer - Java Spark Big Data

The Applications Development Senior Programmer Analyst is an intermediate level ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Engineering, or a related field
  • Extensive development expertise in building the high scaled and performant software platforms for data computation and processing
  • Experience in software development with a strong focus on Core Java and Spark
  • Expert level knowledge of core Java concepts and framework such as Spring Boot, Microservices and well versed with OOPs concepts and design patterns
  • Hands-on experience with Apache Spark (with Java)
  • Experience with caching solutions like Pinot, Redis etc.
  • Strong knowledge of Oracle DB, including schema design and query optimization
  • Strong problem-solving skills and the ability to work independently
  • Excellent communication and teamwork skills
  • Strong computer science fundamentals in data structures, algorithms, databases, and operating systems
Job Responsibility
Job Responsibility
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • 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 users
  • Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
  • 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 analysts
  • 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
  • Fulltime
Read More
Arrow Right
Jobs by Category
Art and Entertainment Jobs Banking Jobs Call Center Jobs Construction Jobs Consulting Jobs Customer Service Jobs Education Jobs Energy Jobs Finance Jobs Gastronomy Jobs Health and Beauty Jobs Hospitality and Tourism Jobs Human Resources Jobs Insurance Jobs IT - Administration Jobs IT - Software Development Jobs Legal Jobs Logistics Jobs Manufacturing Jobs Marketing, Digital Marketing, SEO, SEM Jobs Media Jobs Nursing Jobs Office Administration Jobs Pharmacy Jobs Physical Work Jobs Public Relations Jobs Public Sector Jobs Purchasing Jobs Quality Control Jobs Real Estate Jobs Research and Development Jobs Sales Jobs
Job Positions Jobs by Country
United States Jobs United Kingdom Jobs India Jobs Canada Jobs Australia Jobs Germany Jobs Ireland Jobs Poland Jobs
Company
Blog About Us Contact
Follow Us
Facebook
X (Twitter)
LinkedIn
Instagram
CrawlJobs Group
ITFlashcards AllDevBlogs
© 2026 CrawlJobs Ltd. All Rights Reserved
Terms & Conditions Privacy Policy