(software tools) Senior Software Developer C++, #JR172

Eleks

Remote (Ukraine) Hybrid permanent

Posted: May 5, 2026

Required Skills

Job Description

ELEKS Software Engineering and Development Office is looking for a Senior C++ Developer in Ukraine, Poland or Croatia.

ABOUT PROJECT

Our client is a well-established software company specializing in productivity and creative tools, with millions of users worldwide across both Windows and macOS platforms. They are undergoing a strategic modernization of their licensing and revenue infrastructure, moving toward a cloud-connected, identity-driven architecture to better support their growing user base and subscription business model.

REQUIREMENTS:
• 5-7 years of professional software development experience

• Strong proficiency in C++ (11/14/17), STL, and Qt framework

• Hands-on experience with unit testing using gtest and development in VS

• Solid understanding and practical use of Git for version control

• Experience in multi-threaded programming and concurrent system design

• Familiarity with network protocols and building networked desktop applications

• Upper-Intermediate or higher English proficiency (written and verbal)

RESPONSIBILITIES:
• Modernize and rearchitect the integration layer between desktop applications and the internal licensing service across Windows and macOS

• Implement and maintain integrations with Auth0 as an Identity Provider using OAuth 2.0 and OpenID Connect (OIDC) protocols

• Write, refactor, and optimize C++ code in line with technical specifications, team conventions, and industry best practices

• Collaborate within an Agile team: participate in sprint planning, code reviews, and retrospectives

• Analyze and improve software quality including readability, maintainability, and runtime performance

• Reproduce and resolve defects logged in the issue tracking system; identify root causes and implement targeted fixes

• Use Git for version control: manage branching, merging, commits, and change history in accordance with team standards

WHAT YOU WILL GET WITH ELEKS:
• Close cooperation with a customer

• Challenging tasks

• Competence development

• Team of professionals

• Dynamic environment with a low level of bureaucracy

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