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Junior/Regular C Software Engineer, L1 -Tieto Tech Consulting (m/f/d)
What the posting is about
Join Tieto Tech Consulting as a Mid-Senior C Software Engineer, L1 to design and implement features in next-gen 5G telecom tech, optimize performance, and collaborate with a cross-functional team. Enjoy stable projects, expert colleagues, and professional growth opportunities.
Read out of the posting
Levelmid
Experience asked3+ years
EmploymentFull time
LocationPoznań, Greater Poland Voivodeship
RemoteNot stated
Visa sponsorshipNot stated
SalaryNot published, and most postings do not
Posted2026-06-16
Found viasmartrecruiters, direct from their system
We saw it 4 months after it went up.
The posting, as the company wrote it
Employment: Full-time
Experience level: Mid-Senior Level
Job Description
Do you have a strong L1, C/Embedded  background, passion for problem-solving, and want to join one of the largest tech companies in the Nordics? Then this is the role for you!
We are looking for a Regular/Senior Software Engineer, L1 who wants to be part of Tieto Tech Consulting. Tieto Tech Consulting works as a true partner, solving clients’ toughest technology challenges and delivering reliable outcomes that drive measurable results. By merging data, cloud, AI and design with deep industry expertise, we create impactful yet intuitive digital solutions that empower people and move businesses forward.
 
When joining Tieto Tech Consulting as Software Engineer for Radio/Baseband Unit (L1 domain engineer), you will be responsible for:
Design and Implementation of features in next-generation 5G telecommunication technologies (L1 domain) which runs on custom DSP based hardware.
Pushing the limits of system capabilities by improving performance, latency, throughput, and resource utilization
Working with multiple-DSP real-time system
Focus on system bottlenecks and limitations
Working on memory optimization and memory profiling
Secure long term product quality and ensure architecture and code structure
Build competence and support others with technical coaching
We expect you to have: 
Wide knowledge related to Telecommunications in general
Experience and knowledge of L1 domain in 5G/4G RAT system (5G grid, symbol/slot/subframe/subcarrier, RB)
Experience in either ULPHY or DLPHY area.
C programming skills with a proven industry experience 
Experience in programming on Linux platform 
Experience with debugging network issues/user space programs and troubleshooting system issues
Ability to solve SW/HW interoperability problems 
Maintenance – analyzing the logs, tracking bugs, searching for memory leaks 
SW Design and Documentation 
Knowledge, how to use git, jira, Jenkins
Good English 
We expect you to be:
Interested in solving complex problems
Detailed oriented
Eager to learn
Patient, determined
Communicative
Good to have: 
Experience with SW build tools, SW versioning 
Experience in model-driven development 
Ability to work in an agile cross-functional team 
We offer you:  
Participation in interesting and stable projects (both local and international)  
Possibility of working with great people who are real experts in their field
Career development possibilities  
Private medical coverage  
Group life insurance  
Investment fund  
MyBenefit System 
Also:
We offer you professional growth, meaningful projects, open culture, and an outstanding work-life balance! We offer you an opportunity to create the future of a growing, fast-developing, and important sector. We believe that our organizational culture is an important part of enabling you to be successful. We provide a flexible hybrid work model as part of our culture and way of working. Finally, we also believe in curiosity and learning as a lifestyle where you need to unlearn and relearn every day as new possibilities emerge.
 
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.
Additional Information
At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
Diversity, equity and inclusion | Sustainability | Tieto
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