Midui.com

Ubiquiti Posted 19 days ago

Embedded Firmware Engineer (Switching)

Performance Optimization

Product Design

Software Architecture

Git

The job in short

From the ad's data

Ubiquiti is hiring: “Embedded Firmware Engineer (Switching)” (Mid level). Location: Kaunas. Salary: from 7 000 € per month gross, 115 % above the median for Embedded and hardware (3 250 € gross). Technologies in the ad: AI, Bash, C++, Claude, Linux, Performance Optimization. The ad is in English. Ubiquiti currently has 6 open IT positions.

Salary

from 7 000 €/month

Gross/month · +100 % vs the Mid median

Level

Mid

2–5 years of experience. You build features on your own from task to production and help juniors.

Work mode

On-site

Kaunas

What you will do

Develop embedded Linux firmware for managed Ethernet switches and related networking products
Collaborate with global firmware, hardware, and product teams throughout product design, bring-up, development, and release
Develop and maintain Linux user-space services, management daemons, platform libraries, and hardware abstraction components
Implement and maintain Layer 2 and Layer 3 switching functionality, including VLANs, STP/RSTP/MSTP, LACP, LLDP, multicast, and routing features
Integrate switching silicon SDKs, platform components, and third-party open-source software into the firmware
Improve switching performance, reliability, startup time, resource usage, and system observability
Work with hardware engineers on board bring-up, BSP integration, hardware validation, and low-level issue investigation
Diagnose complex control-plane and data-plane issues using logs, packet captures, hardware counters, tracing, and profiling tools.

Show 4 more

What is expected

3+ years of embedded software development experience using C or C++
Strong understanding of Linux internals, including processes, memory management, networking, netlink, and event-driven I/O
Strong knowledge of Ethernet switching and networking fundamentals, including Layer 2, Layer 3, VLANs, bridging, multicast, and routing
Experience developing Linux-based firmware, platform services, system daemons, or networking applications
Experience with Git, Bash, cross-compilation, toolchains, and embedded build systems such as OpenWrt, Buildroot, or Linux From Scratch.
Experience with AI tools - Claude, Codex, etc
Fluent in English and Lithuanian.

Show 3 more

Nice to have

Experience with routing software such as FRRouting or Quagga
Understanding of data-plane processing, hardware offloading, packet pipelines, and performance optimization
Experience with Broadcom SDKs, Intel/Barefoot Tofino, P4, or comparable switching silicon and frameworks
Experience developing data-center, enterprise, or carrier-grade Ethernet switches
Experience with BSP development, Linux device drivers, bootloaders, or hardware abstraction layers
Ability to contribute to system and software architecture across multiple product areas.

Show 2 more

What they offer

International work environment and work with global development teams
Ability to deliver software that is used by millions of people across the globe
Opportunity to leverage and integrate modern AI tools into product development
Access to all Ubiquiti products
Medical insurance
Hybrid approach - office in Kaunas
Flexible work hours
Compensation package matching global standards, including competitive salary depending on your qualification and background (starting from 3000 up to 7000 Euro gross monthly)
A-class office with all the necessities - snacks, drinks, free lunches, free parking, etc!

Show 5 more

Job description

The ad as published by the employer.

At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity.

The Position

The Ubiquiti Kaunas office is looking for a talented and self-driven embedded C/C++ developer. We expect you to bring your experience, enthusiasm and creativity wherever you go and put them in the work you do. You should be able to think out of the box when finding solutions to brand new problems and make things work when the solution is not straightforward.

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Aktyvus Open for 10 more days

Salary

from 7 000 €/month

Gross, before taxes

+100 % vs Mid median 3 500 €

Top 4 %

Compared with 420 Mid level jobs

Net ≈ 4 232 €/month. From 7 000 €: social security (Sodra) −1 365 € (19.5 %), income tax (GPM) −1 403 € = 4 232 €. Lithuanian taxes 2026, without the 2nd pension pillar.

Compared with the median +106 %+100 % 7

Whole IT market809 jobs · 4 000 €+75 %
Embedded and hardware10 jobs · 3 400 €+106 %
Mid level420 jobs · 3 500 €+100 %
Kaunas104 jobs · 4 250 €+64 %
AI201 jobs · 4 550 €+54 %
Linux90 jobs · 4 250 €+64 %
Git82 jobs · 4 400 €+60 %

IT median +0 % per week

Based on 809 active IT jobs with a gross salary on aplikuok.lt, €/month, middle of the range.

Area

Embedded and hardware

Level

Mid

Work mode

On-site

City

Kaunas

Apply

All company jobs

Source: Įmonių karjeros puslapiai

Open until 2026-10-29

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About the company

Ubiquiti

ui.com ↗

Ubiquiti is hiring for 6 IT positions right now, mostly in Embedded and hardware, Testing (QA), UX/UI design.

Open roles: 6
Salary median: 6 000 €
Remote or hybrid: 0 %
Cities: Kaunas

Technologies in Ubiquiti's ads

Ubiquiti careers: all jobs 6 →

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