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As a Fullstack Developer, you will be at the heart of digital transformation initiatives in the banking sector, shaping and enhancing web applications that drive innovation. Working in an agile, international environment, you will contribute to high-impact projects while ensuring the highest standards of code quality and maintainability. This role is based in Warsaw, with 1-2 days per week on-site.
Your tasks
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care
Your tasks
- Developing new and innovative features for web applications using modern Fullstack technologies
- Analysing and resolving bugs, ensuring continuous improvement and robust application performance
- Participating in backlog refinement, story estimation, and slicing to ensure efficient delivery
- Sharing knowledge, best practices, and reusable solutions with your team to foster collaboration
- Documenting technical architecture, implementation choices, and development patterns
- Collaborating within an international team, communicating effectively in English and Polish
- Minimum 5 years of professional experience in Fullstack development
- Strong expertise in Java (12+) and Spring Framework
- Proficiency in Angular (12+) for dynamic front-end development
- Hands-on experience with Oracle & PostgreSQL databases
- Familiarity with hexagonal architecture and clean coding principles
- Experience with DevOps tools: Git, Docker/Kubernetes, Jenkins, private cloud environments
- Solid understanding of agile methodologies (SCRUM) and software craftsmanship practices (TDD, BDD, Clean Code, SOLID principles)
- Fluency in Polish and English required
- Residing in Poland required
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care
Key Skills
Ranked by relevance
postgresql
angular
jenkins
devops
oracle
cloud
scrum
java
git
tdd
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Login to Apply
- Posted
- Oct 07, 2025
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Warsaw
- Company
- Sii Poland
Industries
IT Services
IT Consulting
Categories
Information Technology
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