Junior/Regular C Software Engineer, L1 -Tieto Tech Consulting (m/f/d)

Tieto; Województwo wielkopolskie; Hybrid; PLN 150,000 - 190,000; Full time

Benefits offered by this job

Private medical coverage

Group life insurance

Investment fund

MyBenefit System

Job summary

Tieto Tech Consulting is hiring a Regular/Senior Software Engineer, L1, to join the Radio/Baseband Unit team. The role focuses on designing and implementing features for next-generation 5G L1 domain on custom DSP hardware.

You will push system performance, latency, and memory efficiency while solving complex SW/HW interoperability challenges. Candidates should have C programming skills, Linux experience, and strong English communication.

Qualifications

• Experience in L1 domain in 5G/4G RAT systems (5G grid, symbol/slot/subframe/subcarrier, RB).
• C programming skills with proven industry experience.
• Experience programming on Linux platform.
• Experience with debugging network issues and user-space programs.
• Ability to solve SW/HW interoperability problems.
• Memory analysis, logging, and memory leak detection.

Responsibilities

• Design and implement features for next-generation 5G L1 domain on custom DSP hardware.
• Improve performance, latency, throughput, and resource utilization.
• Work with multi-DSP real-time systems.
• Identify system bottlenecks and limitations.
• Memory profiling and optimization tasks.
• Ensure architecture and code quality; provide technical coaching.

Skills

C programming

5G L1 domain

Telecommunications

Linux

Debugging

Software design

Documentation

Tools

Git

Jira

Jenkins

Job description

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.

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