Senior Fullstack Developer Java with Angular (f/m/x)

About the Position

We are seeking a Senior Fullstack Developer with strong expertise in Java and Angular to join our dynamic team. The project involves designing, developing, and maintaining cutting-edge digital platforms used globally by employees, clients, and drivers. Working in an Agile environment, the team partners closely with both corporate and local stakeholders to deliver innovative solutions that enhance connected vehicle services, fleet management, and self-service mobility experiences.

Responsibilities

• Developing backend and frontend components of the application
• Designing, developing, and maintaining high-quality, secure, and scalable software solutions
• Analyzing business requirements and translating them into technical solutions
• Optimizing and refactoring existing codebases to improve stability, efficiency, and readability
• Supporting software integration and configuration activities
• Defining and executing testing strategies to ensure software reliability and quality before release
• Maintaining and updating technical documentation to reflect system changes and improvements
• Engaging in technical discussions and contributing to solution design
• Collaborating effectively with colleagues across different teams and locations

Requirements

• At least 5 years of experience as a Full Stack Java Developer with Angular
• Strong skills in Java and Spring Framework for backend development
• Solid experience with Angular (latest versions preferred) for frontend development
• Strong knowledge of software design principles, secure coding practices, and API development
• Familiarity with testing frameworks and CI/CD pipelines
• Proficiency in creating technical designs, test cases, and conducting code reviews
• Good understanding of Agile methodologies
• Fluency in English, both written and spoken
• Openness to commuting to the office in Warsaw 2 days a week
• Fluent Polish required
• Residing in Poland required

Location

• City: Lodz, Warsaw
• Country: Poland
• Work Mode: Hybrid

We Offer

• 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

About the Company

Since 2015, we have been recognized with the Great Place to Work title every year, a prestigious award based on employees feedback. According to the study, over 92% of people working at Sii consider it a fantastic place to work.