PHP Developer with Symfony (f/m/x)

Sii Poland; Warszawa; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

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

Job summary

Sii Poland is seeking a PHP Developer to join a project building a leasing platform and the Calculator engine. You will design, implement, and test features, data models, and APIs, collaborating with a cross-functional team in a hybrid setup with 50% office work in Warsaw.

Required are 3+ years of PHP experience, Symfony, SQL proficiency, REST API design, and CI/CD familiarity, with fluency in Polish and English.

Qualifications

• Minimum 3 years of PHP development experience.
• Strong understanding of structuring business-logic-heavy apps.
• Practical knowledge of Symfony framework.
• Solid SQL proficiency for data management.
• Experience designing and implementing REST APIs.
• Familiarity with CI/CD workflow operations.
• Good communication and collaborative mindset.
• Fluency in Polish and English.

Responsibilities

• Design, build, and maintain features on the Calculator.
• Model data to ensure consistency and extensibility.
• Implement business rules for offers and quotations, incl. country/partner variations.
• Build clean APIs for other apps to use the calculator.
• Write unit and integration tests for feature accuracy.
• Participate in code reviews, estimations, and planning.

Skills

Communication skills

Team collaboration

Polish language

English language

Problem solving

Tools

Symfony

REST APIs

SQL

CI/CD

Job description

We are looking for a PHP Developer to join a project focused on building a new platform for managing leasing operations across various countries. You will play a crucial role in developing the Calculator engine, which powers the calculations behind offers and quotations. This position offers a hybrid work mode (50% from office in Warsaw), allowing you to collaborate with a team while enjoying flexibility in your work environment.
Your tasks

• Designing, building, and maintaining features on the Calculator
• Modeling data to ensure consistency and ease of extension
• Implementing business rules for offers and quotations, including country- and partner-specific variations
• Building clean APIs for other applications to utilize the calculator's capabilities
• Writing unit and integration tests to ensure feature accuracy
• Participating in code reviews, estimations, and planning sessions
  

Requirements

• Minimum 3 years of professional experience in PHP development
• Strong understanding of structuring business-logic-heavy applications
• Practical knowledge of modern frameworks, particularly Symfony
• Solid SQL proficiency for effective data management
• Experience in designing and implementing REST APIs
• Familiarity with CI/CD workflow operations
• Good communication skills and a collaborative mindset
• Fluency in Polish and English
  

Job no. JOB-EGJZD
Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.
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