View All Jobs 952

Senior Backend Software Engineer (5G NTN Expertise) - Spacetime

Design and implement software for 5G Non-Terrestrial Networking on the Spacetime platform.
London, London, City of, United Kingdom
3 months ago

✨ About The Role

About Aalyria:

Aalyria is a leading technology company that supplies laser communications technology and temporospatial software-defined networking software platforms to the aerospace & defense industry. Aalyria spun out of Google in 2022 and is at the forefront of innovation in the field of satellite and airborne mesh networks, as well as cislunar and deep space communications. Aalyria's flagship product, Spacetime, is a cutting-edge software-defined networking platform that orchestrates radio resource management, schedule of pointing and handovers, and networking functions for aerospace & defense communication networks.

Role Overview:

As a Software Engineer with expertise in 5G Non-Terrestrial Networking (5G NTN), you will work on the Spacetime software platform, which orchestrates the radio resource management, schedule of pointing and handovers for steerable directional antennas or laser terminals, as well as the control plane for networking functions for routing and switching (like any other software defined network controller) for aerospace & defense communication networks like non-geostationary satellite constellations. The ideal candidate should understand the 5G Core, O-RAN APIs, and OpenRAN architecture for service management & orchestration.

Key Responsibilities:

  • Develop and maintain the Spacetime platform using C++, Golang, Java, gRPC, and Protocol Buffers
  • Build a scalable and distributed system on Kubernetes
  • Design and develop software for the Spacetime platform to support 5G NTN
  • Collaborate with the Spacetime team to understand and implement requirements related to 5G NTN
  • Integrate with other components of the Aalyria platform to ensure end-to-end functionality
  • Develop and maintain documentation related to the software design and implementation
  • Stay up-to-date with the latest industry trends and technologies related to 5G NTN and satellite communications
  • Write clean, maintainable, and efficient code
  • Troubleshoot and debug issues in the software


  • Bachelor's degree in Computer Science or equivalent work experience
  • Professional experience working in C++, Golang, and/or Java
  • Familiarity with wireless communications, modeling of wireless performance, and satellite communications
  • Knowledge of gRPC and Protocol Buffers
  • Strong technical communication skills, and ability to communicate across multiple functions.
  • Experience working with customers/end-users answering questions and coming up with creative solutions
  • A strong desire to pitch and sell our amazing technology!

Preferred Qualifications:

  • Experience with wireless standards such as 3GPP
  • Hands on experience working with Kubernetes
  • Professional experience with performance optimization of distributed systems
  • Experience working in the aerospace & defense industry
  • Familiarity with software-defined networking platforms
  • Strong communication skills and ability to work collaboratively in a team environment


  • Pension Plan
  • Health insurance
  • 25 days annual leave
  • Equity

Work Requirements:

Aalyria is unable to sponsor UK work visas at this time.

If you are a passionate and driven Software Engineer with expertise in 5G Non-Terrestrial Networking (5G NTN) who wants to work on cutting-edge technology that can make a real impact on the world, Aalyria is the perfect place for you. Apply today and join our team of innovative professionals.

+ Show Original Job Post

Senior Backend Software Engineer (5G NTN Expertise) - Spacetime
London, London, City of, United Kingdom
About Aalyria
Software for managing complex networks in the air and space.