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Big Data Lead Developer

https://www.citi.com/ Logo

Citi

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Location:
Ireland, Dublin

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided

Job Description:

The Big Data Lead Developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

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

Requirements:

  • 5-8 years of work experience with Big Data technologies, such as Spark (Scala/Python), Kafka streaming, Hadoop, HDFS, and solid understanding of Big Data architecture
  • Good understanding on data file formats, Impala, Hadoop, Parquet, Avro, Iceberg, etc.
  • Experience with web services with Kubernetes, and Version control/CI/CD processes with git, Jenkins, harness, etc.
  • Public cloud experience is preferred, preferably AWS
  • 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
  • Experience in systems analysis and programming of software applications
  • Experience in managing and implementing successful projects
  • Working knowledge of consulting/project management techniques/methods
  • Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Nice to have:

Public cloud experience is preferred, preferably AWS

What we offer:
  • Competitive base salary (which is annually reviewed)
  • Additional benefits that support you (and your family) to be well, live well and save well
  • Business casual workplace with a hybrid working model (up to 2 days working at home per week)

Additional Information:

Job Posted:
June 20, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:
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