С++ Backend Software Engineer

orioninnovation· Developer
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📍 Serbia

About this role

Orion Innovation is a premier, award-winning, global business and technology services firm.  Orion delivers game-changing business transformation and product development rooted in digital strategy, experience design, and engineering, with a unique combination of agility, scale, and maturity.  We work with a wide range of clients across many industries including financial services, professional services, telecommunications and media, consumer products, automotive, industrial automation, professional sports and entertainment, life sciences, ecommerce, and education.

Our customer is one of the leaders in providing global corporate cloud based unified communication solutions for business. The company provides a cloud-based business phone system. It offers PBX features such as multiple extensions; call control; Outlook, Salesforce, Google Docs, DropBox and Box integration; SMS; video conferencing and web conferencing; fax; auto-receptionist; call logs; and rule-based call routing and answering. Customers do not require capital investment or maintenance contracts, which lowers customer costs and – as with most cloud-based technologies -- "potentially disrupts" traditional on-premises PBX providers.

Telephony team is working on development high load server solutions for the cloud-based telephony core. We keep on improving our product adding new features related to handling business logic of VoIP calls as well as improving the core application's architect in order to improve its performance and stability.

What you will be doing:

  • Work in Scrum teams that consist of developers and QA engineers
  • Collect requirements and develop technical documentation
  • Design and develop new features with C++
  • Support legacy code, analyze and fix bugs
  • Implement automated test cases with Python

Required skills:

  • Experience in server-side development for 5+ years
  • Experience with C++ development in Linux environment
  • Knowledge of modern C++ standards (C++11, C++14)
  • Deep understanding of networking protocols
  • Experience in writing technical documentation
  • Experience in working in Agile teams (Scrum, Kanban)
  • Ability to communicate effectively and work in a team
  • English - intermediate

Nice to have:

  • Experience in SIP and VoIP
  • Python
  • Experience in Kafka
  • Experience in databases (Oracle, MySQL, NoSQL)
  • Containers: docker
  • Knowledge of Russian language is a plus.

What we offer:

  • Dynamic and supporting international teams.
  • Regular assessments and performance reviews. You will have the opportunity for promotion, bonuses and a raise in accordance with the pace at which you develop and your performances.
  • Remote, hybrid or office work.
  • 20-25 vacation days per year.
  • Equipment for work, laptop and all necessary additions.
  • Access to trainings and courses.
  • Private health insurance.
  • FIT Pass card for many sports’ facilities

 

Orion is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, citizenship status, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

Candidate Privacy Policy

Orion Systems Integrators, LLC and its subsidiaries and its affiliates (collectively, “Orion,” “we” or “us”) are committed to protecting your privacy. This Candidate Privacy Policy (orioninc.com) (“Notice”) explains:

  • What information we collect during our application and recruitment process and why we collect it;
  • How we handle that information; and
  • How to access and update that information.

Your use of Orion services is governed by any applicable terms in this notice and our general Privacy Policy.

 

Frequently Asked Questions

Is the salary disclosed for the С++ Backend Software Engineer position at orioninnovation?
The salary for this С++ Backend Software Engineer role at orioninnovation is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the С++ Backend Software Engineer position at orioninnovation located?
This С++ Backend Software Engineer role at orioninnovation is based in Serbia. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the С++ Backend Software Engineer at orioninnovation belong to?
This С++ Backend Software Engineer position is part of the Developer department at orioninnovation. See the full job description for more information about the team structure and responsibilities.
How do I apply for the С++ Backend Software Engineer position at orioninnovation?
Click the "Apply Now" button on this page. You will be redirected to orioninnovation's official application portal hosted on greenhouse where you can submit your application directly.
When was the С++ Backend Software Engineer job at orioninnovation posted?
This С++ Backend Software Engineer position at orioninnovation was posted on Feb 24, 2026. Apply as soon as possible — early applications are often reviewed first.
С++ Backend Software Engineer
orioninnovation
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