Software Engineer
ng-voiceAbout the role
About Us
About Us
Committed to building the next generation of 100% software-based mobile networks, ng-voice combines DevOps with telecommunications expertise. We are creating innovative mobile infrastructure solutions, making them accessible for operators and enterprises that want to deploy future-proof, cloud-native networks.
We're hiring a talented Software Engineer (m/f/d) to join our team in developing next-gen features for our IMS (IP Multimedia Subsystem) solution. You will build high-performance Go applications, optimize distributed systems, and improve operational efficiency in a cloud-native environment.
Tasks
What You’ll Do
Next-Gen IMS Development:Develop and scale features for our IMS solution usingGo (Golang), following a test-driven development (TDD) approach.
Core Network Logic: Work across the full spectrum of IMS nodes (P/S/I-CSCF,MMTel, etc.), transitioning legacy signaling patterns into high-performance Go services.
Protocol Implementation: Handle signaling and media protocols (SIP, Diameter, RTP) directly within Go-based micro-services.
System Optimization: Perform deep-track testing, validation, and optimization to ensure low-latency performance and high-quality deliverables.
Standards Alignment: Interpret3GPP specifications and implement them to ensure our IMS solution remains industry-compliant and interoperable.
Cloud-Native Operations: Work with a modern stack including Kubernetes, Redis, MySQL, and Prometheus build resilient, self-healing network functions.
Requirements
Our Ideal New Colleague
Strong Go Proficiency: Deep experience in Go (Golang) is required, specifically with con currency patterns (go routines/channels) and performance tuning.
Telephony & Signaling: Solid understanding of telephony standards, specifically SIP and Diameter.
Systems Expertise: Very comfortable working in Linux environments and understanding low-level networking (TCP/UDP/SCTP).
Scripting: Knowledge of Python or Bash for automation and tooling.
Problem Solver: Strong analytical skills with the ability to debug complex distributed systems.
Mindset: Self-motivated, autonomous, and able to thrive in a fast-paced, hybrid-remote startup environment.
Communication: Proficiency in English.
Benefits
Benefits
A little more about our culture and why you should join
Work-Life-Balance is a priority: Flexible working that suits you - we live and breathe a hybrid remote culture and don't mind where and when you work
We are committed to building a diverse team that represents a variety of backgrounds, perspectives, and skills in a traditionally not very diverse industry
We offer you the culture of a fast-growing start-up with the maturity of an enterprise company
We are more interested in your experience and knowledge than formal degrees
Entrepreneurial culture and flat hierarchies
Mobility benefit, fitness benefit, language classbenefitand wellness benefit (for full-time employees)
Home office budget (for full-time employees)
About Us
ng-voice is an equal opportunity employer. We believe demographic characteristics and diverse experiences that have nurtured unique viewpoints benefit our growth and performance and value each person and their different background as a whole.
Hope we caught your attention; we look forward to getting to know you!
DISCLAIMER
Even if you do not meet 100% of the requirements, however, you think this role will be a good match for you, please send in your application. We would love to be in touch!
Please be aware that we are currently not collaborating with agencies and any profile received will not be taken into consideration.
Responsibilities
- Develop and scale features for IMS solution using Go
- Work across the full spectrum of IMS nodes
- Handle signaling and media protocols within Go-based micro-services
- Perform deep-track testing, validation, and optimization
- Interpret 3GPP specifications for IMS solution compliance
- Work with modern stack including Kubernetes, Redis, MySQL, and Prometheus
Qualifications
- Deep experience in Go (Golang)
- Solid understanding of telephony standards, specifically SIP and Diameter
- Comfortable working in Linux environments
- Knowledge of Python or Bash for automation
- Strong analytical skills for debugging complex systems
- Proficiency in English
Benefits
- Flexible working hours and hybrid remote culture
- Diverse team environment
- Culture of a fast-growing start-up
- Mobility, fitness, language class, and wellness benefits for full-time employees
- Home office budget for full-time employees
Skills mentioned
About ng-voice
ng-voice is a Germany-based telco software provider, dedicated to revolutionising voice production in 4G/5G networks for both consumer and IoT use cases. Our flagship product - the Hyperscale IMS (IP Multimedia Subsystem) Solution - is infrastructure-agnostic, cost-efficient and fully automated. Being 100% containerised (with a container size of less than 25MB) and Kubernetes-based, our offering is ready to deliver VoLTE and VoNR with up to 80% lower total cost of ownership (TCO), very fast deployment times and simplified lifecycle management. Whether you're a small operator or a Tier 1, ng-voice is the perfect partner to help you explore new revenue opportunities and future-proof your networks.