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Offer summary
(Summary generated by AI based on the full job description)
The project involves development and maintenance of a mission-critical Oracle database supporting core banking infrastructure. Key technologies include PL/SQL, Oracle SQL and support of Python-based CI/CD. Responsibilities include designing, optimizing and maintaining SQL and PL/SQL code, participating in full SDLC, performance tuning and collaborating with the team. Requirements are 4 years experience, knowledge of CI/CD, and Polish and English language skills. The offer includes medical package and benefits.
from: 17 August 2026
to: 16 September 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:mid
working mode:hybrid • full office
Kraków, Podgórze
Requirements
Expected technologies
SQL
Oracle Databases
PL/SQL
Optional technologies
Python
Git
Docker
Jenkins
Our requirements
- Minimum 4 years of experience in testing and quality assurance
- Strong expertise in SQL and Oracle Databases
- Hands-on experience with PL/SQL
- Familiarity with CI/CD practices and tools
- Intermediate level of Polish
- Advanced level of English
- Willingness to visit office in Cracow 3 days per week
Optional
- Experience with Python
- Knowledge of Git, Docker, and Jenkins
- Banking experience
Your responsibilities
- Designing, developing, optimizing, and maintaining Oracle SQL and PL/SQL code
- Participating in the full Software Development Life Cycle (SDLC), from requirements analysis and design through implementation, testing, and deployment
- Supporting and improving CI/CD processes using Python-based scripts
- Performing code reviews, performance tuning, and database optimization
- Collaborating with team members, including Developers, QA, and Business Analysts
About the project
We are looking for a PL/SQL Developer to join a project focused on the development and maintenance of a mission-critical Oracle database supporting core banking infrastructure. The database plays a key role in critical business processes and provides the foundation for multiple applications and services across the organization. The role involves developing, maintaining, and optimizing PL/SQL solutions, with a strong focus on performance, reliability, and data integrity. This position offers a hybrid work mode and is based in Cracow.
This is how we work on a project
- Continuous Deployment
- Continuous Integration
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
PL/SQL Developer (f/m/x)
I apply to:
Sii Sp. z o.o.
Kraków, Podgórze
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