Full-Time

Senior Java Developer Lead

Posted on 5/9/2025

Citigroup

Citigroup

10,001+ employees

Global financial services and banking solutions

No salary listed

Senior

Belfast, UK

In Person

Category
Backend Engineering
Software Engineering
Required Skills
Agile
Git
JUnit
SQL
Apache Kafka
Java
Microservices
JIRA
Jenkins
Maven
Redis
Oracle
Spring
Data Analysis
Hibernate
Requirements
  • Significant experience as Java Developer and demonstratable exp in Java 8
  • Strong experience working with Spring (Core, Integration, Batch)/Hibernate and Messaging technologies like MQ, KAFKA/ActiveMQ and proven experience with using them in a large scale environment
  • Knowledge of handling high data volumes (ETL) using Spring Batch, Multi-Threading, Job Scheduling
  • Solid knowledge of SQL in the context of a major RDBMS such as DB2, Oracle
  • Exposure and hands on in Microservices, Distributed Cache (REDIS, Couchbase) and Cloud technologies
  • Experienced with XML parsing (including schemas), JSON and third-party libraries like Gauva, lombok
  • Well versed with design standards & frameworks; experience in working on multiple technologies
  • Methodologies - Agile, Waterfall, Test Driven Development
  • Tools – Git, IntelliJ IDEA, Eclipse, Maven, TeamCity, Jenkins, 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
Responsibilities
  • Design and develop functional enhancements for middle tier (Java) including introduction of new technologies and best practices
  • Provide SME support and assist in answering any client queries with Data Analytical and Problem solving skills
  • 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 also assume leadership responsibilities
  • Ability to work in a high-pressure environment and meet delivery timelines with a high degree of client satisfaction is critical
Desired Qualifications
  • Knowledge and experience in Big data – HBASE and Impala concepts
  • Quick learner of new tools and technologies to lead and groom a small team

Citigroup provides a wide range of financial services, including consumer banking, corporate and investment banking, securities brokerage, and wealth management. It operates in over 160 countries, serving individual consumers, small businesses, large corporations, and government entities. Citi's services work by offering loans, managing investments, and facilitating transactions, all while leveraging technology to enhance efficiency. What sets Citi apart from its competitors is its extensive global network and commitment to sustainability, as seen in its investments in environmental, social, and governance initiatives. The company's goal is to create a positive financial and social impact while achieving growth and profitability.

Company Size

10,001+

Company Stage

IPO

Headquarters

New York City, New York

Founded

1812

Simplify Jobs

Simplify's Take

What believers are saying

  • Citi's investment in HANetf expands its ETF offerings in Europe.
  • The rise of sustainable finance aligns with Citi's ESG-focused investment products.
  • Open banking trends encourage collaboration with fintechs, enhancing Citi's services.

What critics are saying

  • Increased competition in the ETF market may limit Citi's market share gains.
  • Reliance on HANetf for ETF operations could pose operational risks.
  • Credit facility to Funding Circle exposes Citi to potential credit risk.

What makes Citigroup unique

  • Citi operates in over 160 countries, offering a vast global network.
  • The company invests heavily in ESG initiatives, aligning with sustainability trends.
  • Citi's technological innovations enhance digital banking and customer experience.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Retirement Plan

401(k) Company Match

Wellness Program

Paid Vacation

Paid Sick Leave

Paid Holidays

Growth & Insights and Company News

Headcount

6 month growth

-5%

1 year growth

-5%

2 year growth

-5%
ETF Stream
Jul 3rd, 2025
Citigroup Acquires Stake in HANetf

Citigroup has acquired a minority stake in HANetf, an ETF white-label platform, while co-founders Hector McNeil and Nik Bienkowski retain control of voting shares. The investment is seen as a "landmark moment" for HANetf. Citigroup will outsource its ETF white-label platform's capital markets function to HANetf, with plans to launch the Citi Velocity ETFs platform later this year. HANetf leads the European market with $7.7 billion AUM. The exact stake size and capital injection were not disclosed.

Insider Media
Jul 3rd, 2025
Propel Finance secures £1.5bn funding

Propel Finance has completed a £1.5 billion funding round to support more SMEs in the UK by providing finance for business-critical equipment and vehicles.

Market Wire News
Jul 1st, 2025
SCTBY - Securitas signs new revolving credit facility...

Securitas signs new revolving credit facility agreement and a new loan agreement PR Newswire STOCKHOLM June 30 2025 /PRNewswire/ -- Securitas has.

Business Wire
Jun 25th, 2025
Claira Raises $7 Million in Seed Funding to Revolutionize Deal Intelligence for Financial Institutions

Claira (https://claira.io/), an AI-powered Deal Intelligence platform for financial institutions, announces a successful close of $7 million seed funding rou...

Daft AI
Jun 25th, 2025
Eventual

Eventual Computing Home Page

INACTIVE