Software Engineer Romania

Working as Software engineer in the Project Engineering team:

You bring proven experience working in Customer Operations and/or R&D environments, with the ability to design, develop, and support network-related software. Your focus is on ensuring optimal performance, efficient system resource utilization, and maintaining Carrier-Grade stability.

Position summary:

The Project Engineering team is responsible for customizing and adapting Enea Qosmos products to ensure seamless integration into customer environments. As a software engineer on this team, you will develop custom applications or modules, implement product-specific modifications, and provide integration guidance and technical support.

This role requires a strong ability to quickly learn and adapt to new environments, tools, and technologies. You may occasionally work directly on customer premises, collaborating with their R&D teams to support integration efforts and resolve technical issues.

Main Duties:

As a Software Engineer in the Customer Project Engineering Team, you will contribute throughout the full project lifecycle, from feasibility studies to post-deployment support, ensuring the successful customization and integration of Enea Qosmos DPI/TI technologies in diverse customer environments.

Feasibility Phase

• Participate in feasibility studies to assess technical solutions for customer requirements.

• Estimate development and integration effort in collaboration with project stakeholders.

• Analyze existing product capabilities and identify areas for customization or enhancement.

Development Phase

• Design and develop custom features, modules, and plugins to meet customer needs, ensuring seamless integration into the Qosmos product or customer environments.

• Perform reverse engineering of network protocols and implement corresponding DPI plugins.

• Follow coding standards and internal procedures for quality and maintainability.

• Participate in peer code reviews to ensure high code quality across the team.

• Write user and technical documentation for developed features and components.

• Use software profiling tools to identify performance bottlenecks and propose optimizations.

• Benchmark solutions to evaluate performance, scalability, and resource utilization.

Testing & Validation

• Develop automated testing tools and frameworks to support features and new development validation.

• Execute functional and automated test scripts to verify Product and system behavior.

• Validate feature operation in target environments, both internally and in collaboration with customers.

• Analyze test results and provide feedback to ensure carrier-grade stability and reliability.

Integration & Post-Project Support

• Support integration efforts by providing technical assistance to customers, either remotely or on-site when required for confidentiality, limited access, or urgent timelines.

• Collaborate with customer R&D teams during integration phases to troubleshoot issues and ensure smooth deployment.

• Assist Customer Support in analyzing and reproducing issues, proposing workarounds or patches when needed.

• Collect relevant logs and diagnostic information to aid in issue resolution.

• Communicate regularly with project management to report progress, risks, and mitigation strategies.

• Ensure that technical goals and project deadlines are met.

Profile Prerequisites

Education & Experience:

• Bachelor's degree (or higher) in Computer Science, Information Systems, or a related field, with a specialization in networking or systems programming.

• Minimum of 5 years of professional experience in software development within Linux environments.

Technical Skills:

• Expert-level proficiency in C programming, with strong experience writing high-performance, production-quality code.

• Solid foundation in algorithms and data structures, with the ability to design efficient and scalable solutions.

• Solid understanding of multi-threaded application development and concurrent programming techniques.

• In-depth knowledge of Linux development tools (compilers, debuggers, build systems).

• Experience developing on Intel x86 architectures; familiarity with other multi-core CPU platforms such as ARM or MIPS is a plus.

• Proficient in using debugging and profiling tools to identify and resolve performance bottlenecks.

• Hands-on experience with version control systems such as Git (GitLab or similar platforms).

• Strong understanding of IP networking protocols and network stack behavior.

• Proficient in scripting with Python, Bash, or similar languages for automation, testing, and tooling.

• Experience working with virtualization technologies (e.g., Docker, KVM, VirtualBox) is a plus.

Language & Communication:

• Fluent in English, both written and spoken.

• Strong analytical and problem-solving skills, with the ability to work independently and collaboratively in cross-functional teams.

What can Enea offer you?

At Enea, we strive to create an environment where you can thrive both professionally and personally. We offer:

• Flexible hybrid work: A modern work model that supports a healthy work–life balance.
• Collaborative environment: A dynamic, globally connected team culture that fosters engagement in cybersecurity initiatives and cross-regional projects.
• Inclusive culture: A diverse and inclusive workplace that values your voice and promotes mutual respect and collaboration.
• Competitive compensation: A competitive salary package complemented by region-specific benefits.
• Ongoing learning and career development: Continuous learning opportunities and clearly defined career paths to support your professional growth across the organization.

About Enea

We are a global specialist in advanced telecom and cybersecurity software, with a vision to making the world's communications safer and more efficient.

We serve 160+ communication service providers across more than 100 countries, supporting over 30% of the world's mobile subscriptions, with billions relying on our software every day.

Enea is headquartered in Stockholm, Sweden and is listed on NASDAQ Stockholm.