Big Data Lead Developer

Citigroup Inc.; Dublin; Hybrid; EUR 70,000 - 90,000; Full time

Job summary

A financial services corporation in Dublin is looking for a Big Data Lead Developer to contribute to application systems analysis and programming activities. Candidates should have 5-8 years of experience with Big Data technologies like Spark and Kafka, a solid understanding of cloud platforms, and the ability to manage successful projects. The role offers a competitive salary and a hybrid work model, balancing in-office and remote work options.

Benefits

Competitive base salary

Hybrid working model

Additional family benefits

Qualifications

• 5-8 years of experience in Big Data technologies.
• Experience in managing and implementing successful projects.
• Strong communication and data analysis skills.

Responsibilities

• Conduct feasibility studies and cost estimates.
• Monitor all phases of development processes.
• Consult with users on system issues and solutions.

Skills

Big Data technologies (Spark, Scala/Python)

Kafka streaming

Hadoop

Data analysis

Agile methodology

Strong communication skills

Planning and organizational skills

Project management

Education

Bachelor’s degree or equivalent experience

Tools

Kubernetes

Git

Jenkins

AWS

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.

Responsibilities

• 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.

Qualifications

• 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 of 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 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

Education

• Bachelor’s degree/University degree or equivalent experience

What we can offer you

By joining Citi Dublin, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed) and enjoy a whole host of additional benefits that support you (and your family) to be well, live well and save well. Discover more.

Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energised to join us, motivated to stay, and empowered to thrive.

Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.

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, Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.