# Senior Oracle Database Developer at Avenga

> Open job at Avenga. Workplace: Hybrid.

Source: Poland Dev Jobs, https://poland-devjobs.com/jobs/avenga-senior-oracle-database-developer-9lt8huh
Posted 2 November 2026. Last checked on the employer's career site: 4 November 2026.

## Facts

- Company: [Avenga](https://poland-devjobs.com/companies/avenga)
- Location: Hybrid
- Workplace: Hybrid
- Employment type: Full-time
- Polish: Not required
- Skills: Azure, Elixir, Jenkins, Linux, SQL
- Not mentioned in the job post: salary, visa sponsorship, relocation, where you can apply from

## Job description

_Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into real-world impact across industries, technologies, and markets._

**_At the core of the role_**

We are looking for an experienced **Oracle Database Developer** to join a team responsible for critical banking systems and integrations. This role is ideal for a professional who enjoys working with large-scale databases, performance optimization, complex integrations, and high-availability transactional environments.

**_Core skills you’ll bring_**

- Oracle Database
  - Oracle Database 12c / 19c / 21c
  - Advanced SQL
    - Analytical queries
    - CTE
    - MERGE
  - PL/SQL
    - Procedures
    - Functions
    - Packages
    - Triggers
    - Exception handling
  - Data modeling
  - Performance tuning and indexing
  - Table partitioning
  - Oracle Scheduler
  - Oracle Data Pump
  - Schema and database object management

##### Performance & Troubleshooting

  - Query execution plan analysis (EXPLAIN PLAN)
  - AWR Reports
  - ASH Reports
  - Session monitoring
  - Lock and deadlock analysis
  - SQL performance tuning
  - PL/SQL optimization

##### Integration & Data Exchange

  - REST API
  - SOAP
  - XML / XSD
  - JSON
  - Oracle AQ
  - Message queues
  - ETL processes
  - System-to-system integrations

##### Linux / Unix

  - Linux command line
  - Bash scripting
  - Log analysis
  - Cron jobs
  - Process diagnostics
  - SCP / SFTP file transfers

##### Development Tools

  - Git
  - Azure DevOps or Jenkins
  - CI/CD pipelines
  - Jira
  - Confluence
  - SQL Developer
  - TOAD

##### Security

  - Oracle privileges, roles, and grants
  - Data encryption
  - Access auditing
  - GDPR compliance
  - Sensitive data management

##### Banking Knowledge

  - Transaction processing systems
  - High Availability (HA)
  - Disaster Recovery
  - Batch processing
  - Payment systems (ELIXIR, Express ELIXIR, SEPA, SWIFT)
  - Core banking system integrations

**_The impact you'll create_**

- Design, develop, and maintain Oracle database solutions
- Create and optimize SQL and PL/SQL code
- Develop procedures, functions, packages, and triggers
- Analyze and optimize database and application performance
- Support integrations between banking systems
- Investigate and resolve production issues
- Participate in deployments and releases
- Cooperate with analysts, testers, and DBAs
- Prepare technical documentation and effort estimations

_People are at the core of Avenga. We provide equal opportunities regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to a respectful environment where everyone can be themselves, share their ideas, and feel that they belong._

## How to apply

Apply on the job page, https://poland-devjobs.com/jobs/avenga-senior-oracle-database-developer-9lt8huh: its Apply button opens the employer's own application page.

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