Software Engineer (m/f/d) – Go / Cloud-Native IMS

Ng Voice

Remote Remote permanent

Posted: February 3, 2026

Required Skills

Job Description

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 microservices.
• System Optimization:Perform deep-track testing, validation, and optimization to ensure low-latency performance and high-quality deliverables.
• Standards Alignment:Interpret3GPP specificationsand implement them to ensure our IMS solutionremainsindustry-compliant and interoperable.
• Cloud-Native Operations:Work with a modern stack includingKubernetes, Redis, MySQL, and Prometheusto build resilient, self-healing network functions.

Requirements:
Our Ideal New Colleague

• Strong Go Proficiency:Deep experience inGo (Golang)isrequired, specifically with concurrency patterns (goroutines/channels) and performance tuning.
• Telephony & Signaling:Solid understanding of telephony standards, specificallySIP and Diameter.
• Systems Expertise:Very comfortableworking inLinuxenvironments and understanding low-level networking (TCP/UDP/SCTP).
• Scripting:Knowledge ofPythonor 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:Proficiencyin 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 anddon'tmind where and when you work
• We are committed to building a diverse team thatrepresentsa variety of backgrounds, perspectives, and skills in a traditionally notvery diverseindustry
• 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)

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