PHP/Symfony Engineer – OSS Tools (with French)

Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees.The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists.

Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German.

The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK.

Job Description

We are looking for PHP/Symfony Engineer with French to join Sopra Steria Polska for a client that provides technological and operational support for a project which is providing IT services for a major French telecommunications operator since 2010.

The ToolIP project consists of several PHP/Symfony applications used by engineering teams within the OSS ecosystem. The mission involves optimization, development, integration, and technical evolution of these applications.

The position is part of a structured transition, transferring the ToolIP knowledge, backlog, and responsibilities from the Sophia-Antipolis team to a new Polish team by 2026.

Responsibilities: 

• Participate in analysis, development, optimization, and integration steps for ToolIP applications.

• Implement evolutions and conduct technological watch.

• Develop features in PHP/Symfony and Python/Perl backend components.

• Perform unit testing and contribute to technical/functional documentation.

• Participating in transition phases: knowledge transfer, supervised practice, and gaining autonom

• Follow‑up of the Project Committee (COPROJ)

• Daily follow‑up of activities

• Activity reporting to the Project Manager

• Follow‑up of the topic at Altice Labs

• Escalation of client/production alerts to the Project Manager

Tech Stach on the project: 

Languages: PHP, Python, Perl, Java

Frameworks: Symfony

Databases: MariaDB, PostgreSQL

DevOps tools: GitLab CI/CD

ETL: Pentaho Data Integrator

OS: Linux (Ubuntu)

Qualifications

Must have requirements:​

• Strong PHP knowledge, including Symfony framework.

• Good understanding of Python.

• Experience with SQL databases (MariaDB/PostgreSQL).

• Comfortable in Linux environments.

• Knowledge of French at minimum B2 level

• Nice to have requirements:

• Knowledge of telecom OSS environments.

• Experience with JIRA, Confluence (client tools)

• Knowledge of Perl and Java.

• Experience with GitLab CI/CD, Ansible, Docker.

Additional Information

All information about salary range and its additional components will be provided during 1st stage of recruitment process

What we offer:

BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation

BENEFITS (Flex): Luxmed per request, internal trainings• DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud)

The recruitment process for this position consists of two stages:

• a short phone call with a recruiter (30 min max)•

• one-hour long interview on Teams (with both general and technical questions)

Salary range:All information about salary range and its additional components will be provided during the 1st stage of recruitment process.

At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.