Software Engineer Romania

Posted Yesterday
Be an Early Applicant
București, ROU
In-Office
Senior level
Artificial Intelligence • Security • Cybersecurity
The Role
Develop and support high-performance network software and custom Enea Qosmos DPI/TI modules throughout the project lifecycle. Responsibilities include feasibility analysis, protocol reverse engineering, feature development, automated testing, profiling, benchmarking, documentation, customer integration, troubleshooting, and post-deployment support. The role requires Linux-based C development, concurrent programming, networking expertise, and occasional customer-site collaboration.
Summary Generated by Built In

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.


Skills Required

  • Bachelor’s degree or higher in Computer Science, Information Systems, or a related field, specializing in networking or systems programming
  • At least 5 years of professional software development experience in Linux environments
  • Expert-level proficiency in C programming and production-quality high-performance code development
  • Strong knowledge of algorithms and data structures
  • Experience with multithreaded application development and concurrent programming
  • In-depth knowledge of Linux development tools, including compilers, debuggers, and build systems
  • Experience developing on Intel x86 architectures
  • Proficiency with debugging and profiling tools
  • Hands-on experience with Git or similar version control systems
  • Strong understanding of IP networking protocols and network stack behavior
  • Proficiency in Python, Bash, or similar scripting languages
  • Experience with ARM or MIPS multi-core CPU platforms
  • Experience with Docker, KVM, or VirtualBox
  • Fluent written and spoken English
  • Strong analytical and problem-solving skills with the ability to work independently and collaboratively
Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Kista
892 Employees

What We Do

Enea is a world-leading specialist in software for telecom and cybersecurity. The company’s cloud-native solutions connect, optimize, and secure services for mobile subscribers, enterprises, and the Internet of Things. More than 100 communication service providers and 4.5 billion people rely on Enea technologies every day. Enea has strengthened its product portfolio and global market position by integrating a number of acquisitions, including Qosmos, Openwave Mobility, Aptilo Networks, and AdaptiveMobile Security. Enea is headquartered in Stockholm, Sweden, and is listed on Nasdaq Stockholm

Similar Jobs

ING Logo ING

Senior Software Engineer

Fintech • Payments • Financial Services
In-Office
Bucharest, București, ROU
65710 Employees

Arista Networks Logo Arista Networks

Senior Software Engineer

Cloud • Software • Analytics
In-Office or Remote
Bucharest, București, ROU
2867 Employees

ING Logo ING

Software Engineer

Fintech • Payments • Financial Services
In-Office
Bucharest, București, ROU
65710 Employees

ING Logo ING

Senior Software Engineer

Fintech • Payments • Financial Services
In-Office
Bucharest, București, ROU
65710 Employees

Similar Companies Hiring

Onshore Thumbnail
Artificial Intelligence • Fintech • Software • Financial Services
New York, New York
60 Employees
Blee Thumbnail
Artificial Intelligence • Marketing Tech • Software
New York, New York
30 Employees
Vega Thumbnail
Artificial Intelligence • Automotive • Insurance • Transportation
US
43 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account