Big Data Java Developer


Information Technology
level required
Mid-Senior Level
job timing

Job Description

Currently we are looking for a Java Developer, who will Provide technical leadership in the Data Services Technology team in Budapest and have minimum 7 years experience and proficiency with Data Warehousing concepts and solutions.


  • Utilize Agile software development life cycle methodologies, processes, and procedures
  • Work independently and take responsibility for ETL Development
  • Collaborate with business and other technology teams
  • Work closely with Core Services engineering team to design scalable solutions
  • Provide mentoring and support to less experienced developers
  • Provide batch execution support during testing and QA
  • Effectively manage time and complete tasks within budgeted estimates
  • Carry out responsibilities with strong customer service orientation
  • Adapt to changing requirements and technologies
  • Consistently demonstrate commitment to quality
  • Analyze data or business processes and develop logical solutions to problems encountered



  • Bsc degree in Science, Technology, Engineering and Mathematics discipline
  • Excellent oral and written English
  • Collaborate effectively in a large global team
  • Excellent grasp of Object Oriented Design
  • Excellent grasp of Concurrent programming concepts
  • Familiarity with Agile software development processes
  • 7+ years experience and proficiency with Data Warehousing concepts and solutions including ETL
  • 5+ years of experience in AbInitio ETL tool
  • Hands-on experience in the design, development, testing, and deployment of Data Staging methodologies
  • Relational Database concepts and working experience with Oracle databases
  • Good understanding of various formats like
    • JSON
    • XML
    • Parquet
    • Avro
  • Configure and maintain scheduled ETL jobs
  • Strong experience and proficiency to work with large streams of data in Hadoop eco system with tools like
    • Map Reduce
    • Java
    • Python
    • Spark
    • Hive SQL
    • Scala
    • Kafka
  • Strong Debugging and Problem Solving Skills

Additional Information


  • Work experience with AWS
  • Experience working in a Bank Financial applications and Big Data Warehouse
  • Experience leading a team of Software Engineers/Analyst Developers
  • Demonstrated capacity to build tooling for development team use
  • Ability to implement industry best practices

What can we offer?

  • Work with a highly motivated team
  • Excellent technological background
  • Professional trainings
  • Modern environment
  • Challenging international projects
  • Growth opportunity within company

Place of work: Budapest