Tieto

Software Engineer, C Embedded- Tieto Tech Consulting

In short

Junior Embedded Software Engineer role at a telecom technology company, developing software for next-generation wireless access products (Classic RAN, AAS/Massive MIMO, O-RAN). The team works on low-level embedded software: hardware bring-up, BSP and device drivers, bootloader/firmware, and debugging on ASIC/SoC/FPGA platforms. Requires good C programming skills, basic Linux and OS/embedded systems knowledge, and English communication skills; around 12 months of relevant experience expected. Hybrid work model in Poland.

About the Role
We are looking for a Junior Embedded Software Engineer to join our engineering team developing software for next-generation wireless access products, including Classic RAN, AAS (Advanced Antenna Systems / Massive MIMO) and O-RAN solutions. This role is a great opportunity for graduates and early-career engineers interested in low-level software development, embedded Linux, telecom technologies and modern radio platforms. You will work alongside experienced engineers and gain hands-on experience across the embedded software stack, from hardware bring-up and device drivers to system integration and performance optimization.
Responsibilities
•Participate in embedded software development for wireless access products
•Support software integration on new hardware platforms (ASIC / SoC / FPGA)
•Assist in BSP and device driver development
•Contribute to bootloader and firmware development activities
•Support debugging and troubleshooting of low-level software issues
•Participate in software testing and quality improvement initiatives
•Help optimize system performance and stability
•Collaborate with hardware, software and system engineering teams
•Learn and contribute to O-RAN and radio software technologies
Requirements
•Bachelor's or Master's degree (or final year studies) in Computer Science, Electronics, Telecommunications or related field
•Good knowledge of C programming
•Basic understanding of operating systems and embedded systems concepts
•Familiarity with Linux environment
•Problem-solving mindset and willingness to learn
•Basic understanding of multithreading concepts, thread synchronization, mutual exclusion, and concurrency management
•Good communication skills in English
Nice to Have
•Experience from university projects, internships or personal projects involving embedded systems
•Basic knowledge of C++, Python or Bash
•Familiarity with Linux kernel concepts
•Understanding of networking or telecommunications fundamentals
•Experience with Raspberry Pi, STM32, FPGA, Arduino or similar platforms
•Interest in 5G, O-RAN or wireless communication technologies
Benefits
•Private medical care
•Group life insurance
•Investment fund
•MyBenefit System
•Flexible hybrid work model
•Professional growth, meaningful projects, open culture, and work-life balance
Information about the salary range and the criteria used to determine remuneration will be shared with candidates prior to the interview process and confirmed before an offer is made.

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