C++ Developer with SQL

Sii Poland; Rzeszów; On-site; PLN 180,000 - 240,000; Full time

Job summary

A leading tech company is looking for a Software Engineer C++ in Rzeszów, Poland. You will join an international Agile team and work on cutting-edge solutions for payment processing. The ideal candidate has strong knowledge of Modern C++17 and significant experience in writing unit tests, particularly using GTest. The role offers a dynamic work environment with various benefits including training and profit sharing.

Benefits

Great Place to Work

Solid financial situation

Centre of internal trainings

Profit sharing

Medical care

Qualifications

• Strong knowledge of Modern C++17, high-quality programming.
• At least 5 years of experience with unit tests using GTest.
• Hands-on practice with automated test systems based on UNIX/Bash/SQL.
• Ability to work in a Dockerized Linux environment for testing.
• Practical experience in a full CI/CD process.

Responsibilities

• Design customer systems for processing electronic payments.
• Create software solutions based on the Authorization and Switching suite.
• Keep technical documentation up to date.
• Design Unit Tests and build regression tests.
• Share knowledge with team members.

Skills

Modern C++17

Unit testing with GTest

Automated test systems

Asynchronous messaging

Docker

PostgreSQL

Visual Studio Code

CI/CD processes

Tools

Eclipse

GitLab

GCOV/Sonar

Jenkins

Job description

The Embedded Competency Center is an organizational unit of Sii, that brings together almost 500 specialists. We are currently looking for a Software Engineer C++. Join an international Agile team building one of Europe’s leading payment processing platforms. Work on cutting-edge C++ solutions that handle millions of secure transactions every day.

Responsibilities

• Designing, configuring, and installing customer systems
• Creating software solutions for processing electronic payments based on the Authorization and Switching software suite
• Alignment on requirements with Product Owner, Analyst
• Keeping technical documentation up to date
• Designing Unit Tests and building regression tests according to requirement specification
• Sharing knowledge with other team members in own area of expertise

Requirements

• Strong knowledge of Modern C++17 (high-quality, standard-compliant programming)
• At least 5 years of experience in writing unit tests using GTest
• Hands-on practice with automated test systems based on UNIX/Bash/SQL
• Understanding of asynchronous messaging architectures
• Background with Oracle and PostgreSQL databases
• Ability to work in a Dockerized Linux environment (e.g., WSL2, CentOS) for both testing and development
• Familiarity with development tools: Visual Studio Code, Eclipse, GitLab, GCOV/Sonar, Jenkins
• Knowledge of regression testing processes (including nightly regression tests)
• Practical experience working within a full CI/CD process
• Residing in Poland required

Nice to have

• Experience in the banking/paytech industry

Benefits

• 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