Remote 5G C++ Senior Developer UE Stack & Integration

Sii Poland; Bydgoszcz; Remote; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Great Place to Work

Profit sharing

Medical care

Centre of internal trainings

Open management

Job summary

Sii Poland is seeking an experienced C++ Developer to join a US-based team focused on integrating customer software into hardware solutions. You will work on the 5G UE software stack, with remote work and some overlap with EST time from 8:00 to 16:00 for collaboration.

You will engage in systems integration, testing, and architectural decision support. The role requires strong C++ expertise, 6+ years of experience, and fluent English.

Qualifications

• Minimum 6 years of software development experience with a strong focus on C++.
• Proven experience working with 5G UE software stack and systems integration.
• Hands-on expertise in FreeRTOS and O-RAN testing.
• Fluent English.

Responsibilities

• Developing C++ software for the 5G UE software stack.
• Integrating various software components into hardware solutions.
• Conducting software testing to ensure quality.
• Supporting the team in architectural and technology decisions.
• Collaborating with cross-functional teams to deliver integrated solutions.

Skills

C++

5G UE stack

Systems integration

FreeRTOS

O-RAN testing

English

Tools

Python

Job description

Sii Poland is seeking an experienced C++ Developer to join a US-based team focused on integrating customer software into hardware solutions. You will work on the 5G UE software stack, with remote work and some overlap with EST time from 8:00 to 16:00 for collaboration.

You will engage in systems integration, testing, and architectural decision support. The role requires strong C++ expertise, 6+ years of experience, and fluent English.