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Senior Java Developer with Big Data Experience

Job Category:
Software Developer/Engineer
Job Type:
Level of IT Experience:
5-10 Years
Salary Description:
Competitive Salary
Job Ref:

We’re on the lookout for a senior engineer who will work within a collaborative, agile scrum team to deliver working software from design to realization. You’ll be responsible for bringing technical design and business understanding together, ultimately ensuring that features are part of frequent, high-quality software deliveries.

We're looking for developers who want to join a client-focused team. For us, it’s not just about having the right software development background, you need to be pragmatic, be able to work collaboratively and be driven to learn and succeed.

You should be comfortable with detail and complexity, proactively focused on pursuing new ways of implementing product solutions to business defined requirements. Naturally, this position requires strong communication skills, plus both business and technical focus.


  • Take on complex requirements and develop solutions on own initiative, with minimal supervision

  • Being involved in sprint planning and design to line up features that are in a state of readiness to be broken into user stories that provide business value

  • Assisting in the production of technical specification documents to support strong implementations, including wireframes, data models and diagrams

  • Helping to ensure that acceptance tests accurately articulate the business need for features, that these tests flow into the associated user stories, and that these are used to drive lean development

  • Creating designs and supporting testing that is focused on achieving acceptance criteria of features/stories as part of the sprint and release cycles

  • Supporting ongoing development of features and provide guidance on design and priority decisions

  • Working on product documentation to support future support, extension and usage

  • Ability to analyse complex issues, triage and then collaborate with team to develop solutions

  • Reviewing, monitoring and quality assurance of deliverables and make suggestions for improvements

  • Preparing and follow-up on installations in QA and PROD environments

  • Following up and analysing incidents, identifying the root cause

Skills & Requirements


  • Minimum of 6 years Java development with backend and data experience

  • Be able to demonstrate core Java skills in a technical interview

  • Solid Object-oriented design principles

  • Profound knowledge of SQL (writing complex SQL queries, performance-tuning)

  • Well-organised, analytical, detail-oriented, persistent, process-focused individual

  • Comfortable working in an Agile environment

  • Excellent communication skills in English, with the ability to explain complicated processes and concepts to non-expert


  • Some exposure and practical knowledge of Hadoop, Spark, Hive, Presto, Scala/Python, Kafka, Airflow, Atlas
  • Hands-on experience in big data stacks like Hortonworks and technologies/languages like Hive/Python
  • AWS basic experience is preferred
  • Gremlin or other graph store experience is a plus

Knowledge and experienced of DevOps-practices

Contact Details:
Tel: +353 (0) 1 639 0100
Contact: Niall Bergin

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