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Senior C++ Developer

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Description

Ciklum is looking for a Senior C++ Developer to join our team full-time in Ukraine.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Senior C++ Developer, become a part of a cross-functional development team engineering experiences of tomorrow.

About the client:

Our Client is an industry-changing IT Resilience Platform that allows companies to eliminate the risk and complexity of modernization and cloud adoption. Their disruptive platform sets the standard of how companies achieve continuous availability, how they protect, mobilise, and back up their data and applications. 
When you choose to join our Client, you not only choose to be part of a growing company (with over 500 employees), with a growing customer base of over 9000 customers worldwide. It also means you chose to work in a company that values an open and honest approach, a company that has great respect for our customers, appreciates teamwork, and efforts that lead to execution. Choosing the Client means choosing to work for a company that encourages its employees to maintain a work-life balance. 
Our client’s product is the only all-in-one IT Resilience Platform, converging Disaster Recovery, Backup, and Cloud Mobility in one simple, scalable platform.
With over 300,000 mission-critical VMs protected around the world, both at customers’ private clouds and public clouds (Azure/AWS), our Client offers simplified business processes, reduced costs, and full automation, utilising its continuous data protection technology.

Responsibilities

  • Design and implement scalable, high-performance modules for backup, disaster recovery, and continuous data protection
  • Develop lightweight, resilient backend components and agents across various OS environments
  • Contribute to distributed data communication frameworks with a minimal resource footprint
  • Optimize systems running in large-scale production environments, including containerized and serverless deployments
  • Collaborate in a fast-paced, team-driven setting to solve complex infrastructure and data resilience challenges

Requirements

  • 5+ years of experience in C++ and Linux, with deep knowledge of system internals
  • Strong understanding of scalable, modular software design and architectural patterns
  • Experience writing reusable C++ libraries
  • Familiarity with embedded or standalone open-source relational databases
  • Understanding fundamental design principles behind a scalable application
  • Comfortable with CI/CD workflows and version control tools (Git)
  • Experience implementing automated testing and unit tests
  • Team player, self-driven, excellent communicator

Desirable

  • Experience with Python
  • Work experience in a storage/networking company
  • Previous experience working on security-based projects
  • Background in reverse engineering (e.g., work with IDA, WinDBG)
  • Degree in Computer Science or related field

What's in it for you

  • Strong community: Work alongside top professionals in a friendly, open-door environment
  • Growth focus: Take on large-scale projects with a global impact and expand your expertise
  • Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
  • Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
  • Flexibility: Enjoy radical flexibility – work remotely or from an office, your choice
  • Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.
As one of Ukraine’s largest IT companies and a top employer recognized by Forbes, we’ve spent over 20 years delivering meaningful tech solutions. We proudly support diverse talent and military veterans, recognizing their unique skills and perspectives they bring to shaping the future.
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Explore, empower, engineer with Ciklum!

Experiences of tomorrow. Engineered together

Interested already?

We would love to get to know you! Submit your application. Can’t wait to see you at Ciklum.

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