Senior PHP/React Developer

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Remote Poland, Poland

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Front-end React

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HLS & Consumer industry

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14/01/2026

Req. VR-119985

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Project description

We are modernizing an existing business-critical web application by upgrading a legacy PHP backend and rebuilding the frontend using modern React technologies. The project focuses on improving system maintainability, performance, and user experience while preserving existing business logic and data integrity.

Responsibilities
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Backend (PHP):

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Analyze and upgrade a legacy PHP codebase to improve maintainability, performance, and security

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Refactor existing business logic while ensuring functional parity with current system behavior

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Design, implement, and enhance RESTful (or similar) API endpoints for frontend consumption

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Improve backend architecture, code structure, and separation of concerns

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Optimize database interactions and overall backend performance

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Implement logging, error handling, and basic monitoring where needed

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Write and maintain unit and integration tests for backend components

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Frontend (React):

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Modernize the user experience and interface based on existing functionality and UX improvements

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Rebuild existing application screens using React and modern frontend practices

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Integrate React components with the new or enhanced backend API

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Ensure responsive design and cross-browser compatibility

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Manage application state and data flow efficiently

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Collaborate with backend development to align API contracts and data models

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Maintain clean, reusable, and well-documented frontend code

Skills

Must have

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Backend

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Strong experience with PHP (working with legacy codebases is a must)

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Experience with PHP frameworks (e.g., Laravel, Symfony, or similar) or custom PHP architectures

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Solid understanding of REST API design and backend-frontend integration

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Experience with SQL databases (MySQL/PostgreSQL or similar)

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Familiarity with refactoring techniques and incremental modernization

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Knowledge of security best practices in PHP applications

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Frontend

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Strong experience with React (functional components, hooks)

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Experience with modern JavaScript (ES6+) and frontend build tools

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Familiarity with API integration (REST, JSON)

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Experience with UI/UX modernization of existing applications

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Knowledge of responsive design and CSS frameworks or component libraries

Nice to have

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Experience working on modernization or migration projects

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Full-stack background with strong backend and frontend understanding

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Experience with testing frameworks (PHPUnit, Jest, etc.)

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Familiarity with CI/CD pipelines

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Ability to work in an iterative, collaborative environment with minimal documentation

Other
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Languages

English: B2 Upper Intermediate

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Seniority

Senior

Luxoft Benefits*
  • Relocation options **
  • Experience in an international environment
  • Cross-cultural experience
  • Feedback culture
  • Regular appraisals
  • Annual holiday - 20 or 26 days. The duration of the leave depends on the overall seniority
  • Occasional leave - 1 or 2 days/ depending on the circumstances
  • Child care leave - 2 days or 16 hours per year
  • Absence due to force majeure - 2 days or 16 hours per year
  • Maternity Leave - 20 weeks
  • Parental Leave - 41 weeks
  • Paternity Leave - 14 days
  • Expert-led tech courses covering basic to advanced topics
  • Internal instructor-led soft skills courses
  • Comprehensive in-house self-learning resources for both soft and hard skills
  • Access to external self-learning libraries like ProQuest eBook and Udemy for Business
  • Cloud Programs: MS Cloud Academy, AWS Partner Academy, Google Cloud Academy
  • Custom Learning Programs: upskilling, reskilling, technical mentorship
  • Leadership Programs for Managers
  • Multisport card
  • Possibility to order Multisport card at the corporate rate for family members
  • LuxGood Program: wellbeing seminars, contests, relaxation sessions, yoga sessions, etc.
  • One Team Program: Buddy for each New Joiner; seminars, meeting and workplace space to support integration with local community and culture; “Hire me” workshops for partners
  • Preferential banking offer
  • Preferential car leasing offer
  • Cafeteria program discounts for shops, cinema tickets, holiday offers
  • Luxoft Social Benefit Fund: sport and recreation benefits, the possibility to receive financial support
  • Private Healthcare Insurance with unlimited access to specialists
  • Full dental support
  • Travel Insurance
  • Possibility to add private healthcare coverage for family members at the corporate rate
  • Life insurance at the corporate rate for employees and family members, including payment of the basic package for the employee by the employer
  • Reimbursement for corrective glasses
  • Many fun social activities organized by the Luxoft team offline in your city
  • Online entertainment events for whole company and local team events
  • A workplace where you’re treated with respect within a multicultural team
  • Rotation between projects and accounts
  • New career opportunities

Self-Learning Library

CSR Projects

*The acquisition of rights to the above benefits depends on the form of cooperation. Benefits apply to those employed under a contract of employment.

**Please note that relocation is not available for all open positions. At Luxoft Poland it is possible to work remotely only from the territory of Poland.

***Options offered by the Polish government.

Remote Poland, Poland

Req. VR-119985

Front-end React

HLS & Consumer industry

14/01/2026

Req. VR-119985

Apply for Senior PHP/React Developer in Remote Poland

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