Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.
As a Senior Data Engineer at Optum Health Ireland, you will play a key role in optimizing the flow of consumer data and delivering actionable insights that empower members to make informed healthcare decisions and reduce costs. You'll be part of a dynamic team focused on migrating consumer data to the cloud, enriching datasets with new sources, and enhancing the accuracy of predictive models to drive organizational efficiency.
In this role, you'll design and implement robust data solutions, contribute to data planning, and collaborate cross-functionally with business and analytics teams. Your work will directly support Optum's mission to lower healthcare costs and help people live healthier lives.
Careers with Optum offer flexible work arrangements and individuals who live and work in the Republic of Ireland will have the opportunity to split their monthly work hours between our Dublin office and telecommuting from a home-based office in a hybrid work model.
What you will do:
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Data Pipeline Development: Contribute to the building and maintaining of ETL pipelines to ensure seamless data flow from diverse sources into centralized repositories (e.g., data lakes, data warehouses), while upholding data quality and integrity
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Data Integration: Consolidate data from databases, APIs, streaming platforms, and external providers to create a unified foundation for analytics and reporting
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Data Transformation & Processing: Clean, normalize, and aggregate complex datasets to prepare them for analysis, reporting, and machine learning applications
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Frameworks & Best Practices: Contribute to the development of reusable frameworks and enforce best practices in coding, deployment, and pipeline orchestration
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Data Governance: Implement and adhere to governance protocols aligned with company standards to ensure compliance and data security
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Monitoring & Support: Proactively monitor data systems, develop alerting mechanisms, and resolve issues to maintain system reliability and data integrity
You will be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role, as well as providing development for other roles you may be interested in.
What you will bring:
If you don't meet every single requirement, don't let that hold you back - we're just as excited about potential as we are about qualifications and experience, and you could be exactly who we're looking for.
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Proven depth of proven experience in building scalable data pipelines with solid software engineering principles
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Proven solid background in data analysis and mining
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Proven hands-on experience with cloud platforms and large-scale datasets
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Demonstrated proficiency in SQL and object-oriented/functional programming languages (e.g., Python, Scala, Java)
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Demonstrable familiarity with DevOps tools, Git workflows, and CI/CD pipeline development
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Demonstrated communication skills and ability to collaborate across teams and levels
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Proven experience with Snowflake or Databricks
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Demonstrable success working with cloud technologies
Other useful skills and experience include:
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Proven experience with big data tools such as Spark, Hadoop, Kafka
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Demonstrated proficiency in ETL/ELT tools and orchestration platforms (e.g., ADF, Airflow)
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Proven exposure to ML engineering and real-time/batch data processing
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Demonstrable Cloud deployment experience on AWS, Azure, or GCP
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Proven Agile/Scrum project experience
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Demonstrable Shell scripting expertise
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Proven ability to navigate matrixed environments and work with both technical and business stakeholders
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Proven solid delivery capabilities
What We Offer:
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Opportunities for professional development
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Inclusive and supportive team culture
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Key benefits: Private health insurance, wellness programs, matching pension contribution, lunch provided by the company, training opportunities, employee donations matching and others
Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are making an application. Proof will be required to support your application.
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
Diversity creates a healthier atmosphere: Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, and membership of the Traveller community, or any other characteristic protected by law. Optum is a drug-free workplace. © 2026 Optum Services (Ireland) Limited. All rights reserved.
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