A TIA Oracle Developer is responsible for developing, maintaining, and optimizing database solutions within the TIA (The Insurance Application) platform. The focus is on designing efficient Oracle database structures, developing PL/SQL functionality and supporting business processes within the insurance environment. The developer works closely with Product Owners, business analysts and other IT teams to translate functional requirements into robust and scalable technical solutions within TIA.
Core responsibilities Developing and maintaining Oracle database components within TIA
Writing and optimizing PL/SQL code (packages, procedures, triggers)
Analyzing and solving performance issues within databases
Support with data migrations (e.G. legacy → TIA)
Designing data models to match insurance products (policy, non-life, premium)
Performing impact analyses in the event of changes in data or processes
Collaborate with DevOps teams in CI/CD pipelines
Supporting test processes (unit, SIT, UAT)
Monitoring data quality and integrity
Required skills Strong knowledge of Oracle Database
Extensive experience with PL/SQL
Knowledge of SQL tuning & performance optimization
Experience with data integrations (e.G. via APIs, ETL processes)
Familiarity with version control (Git, Azure DevOps)
Experience with CI/CD pipelines is a plus
Is open to AI applications and applying it to the work
TIA-specific Knowledge of the TIA platform (Sapiens)
Understanding TIA data structures and configurations
Experience with policies, claims and billing processes within TIA
Domain knowledge (advantage)
Insurance products (e.G. non-life, life)
Basic knowledge of:
Premium calculations
Claims handling
Policy administration
Understanding of compliance requirements (e.G. Wft, GDPR)
Competencies Analytically strong and problem-solving
Accurate and quality-oriented
Good communication skills (switching between business and IT)




Proactive and independent
Team player within Agile/Scrum environment
Typical work in practice Implementing a new product configuration in TIA with associated database modifications
Optimizing slow batch processes (e.G. renewal or premium run)
Supporting a data migration to TIA Retail
Solving production issues around data consistency
Setting up queries for reports or audits (e.G. FEC checks)
NN Netherlands is the head office of NN Group, a financial services group with over 180 years of history, helping people care for what matters most to them. We are committed to the financial, physical, and mental well-being of our colleagues and customers – through our products, services, and meaningful advice.
Benefits of working for NN Group Netherlands Continuous development – Your career progression matters.
We support you with a wide range of learning opportunities and a generous training budget to help you reach your full potential.
Meaningful impact – At NN, we invest our time and expertise in making a meaningful difference – for people and the planet.
Purpose-driven work is part of our DNA.
Work-life balance – Vitality is key.
Our diverse health and well-being offerings help you stay energised and balanced, both at work and beyond.
Diversity & Inclusion Our approach to diversity and inclusion is simple.
It is about embracing everyone.
Our networks play a crucial role in achieving our D&I; goals.
They aim for meaningful change and create many opportunities to engage, connect and support colleagues.
Everyone at NN can take an active part in multiple networks including NN Pride, NN Cultural Diversity Network, NN Young Professionals, Woman in Leadership Network and NN Neurodiversity network.
Top Employer We are proud to be certified as a Top Employer for the 15th year in a row in 2026.
The Top Employers Institute certificate recognizes organizations that consciously choose to put their employees first.
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📌 Tia Insurance Developer (Madrid)
🏢 NN Digital Hub Iberia
📍 Madrid