---
title: 'Junior Embedded Engineer at Ajax Systems'
canonical: 'https://feeny.ai/job/junior-embedded-engineer-ajax-systems-lviv-3w9a8vwng8mr'
type: 'job'
last_seen: '2026-10-26'
---

# Junior Embedded Engineer at Ajax Systems

- **Company:** Ajax Systems
- **Location:** Lviv, Ukraine
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-03-25
- **Last confirmed live:** 2026-10-26
- **Apply:** https://jobs.lever.co/ajax/3b2ec660-b0e3-4ce8-9964-b1fc2271deed

## Job description

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe. We are looking for a new team member to join our System devisions as a Junior Embedded Engineer. The System Division develops the Ajax software ecosystem — including OS Malevich, the Video Management System, cloud infrastructure, and client applications. The team ensures the stable operation of all system components as a unified digital platform.

Required skills:

- Excellent knowledge of embedded coding techniques, interfaces (e.g. SPI, I2C, UART, CAN, RS485) and subsystems
- Strong skills in various build systems.
- Excellent knowledge of C programming language
- Understanding of operating systems: embedded developers usually need experience in programming in embedded Linux or similar embedded operating systems
- Good hands-on experience of software engineering fundamentals such as testing, continuous integration, continuous deployment, pull requests and code reviews, source control, work item/issue tracking.

Would be a plus:

- Experience with MCU's, e.g STM, ESP, AVR, NRf etc
- Scripting languages Python, Bash
- Basic electronics: embedded engineers use oscilloscopes, logic analysers, and multimeters for debugging

Responsibility zone:

- Participate in the full embedded software life cycle: design, implementation, code reviews, documentation, testing and validation
- Analysis and systematic problem solving for SW reported issues
- Cooperate with electrical engineers to perform verification of new hardware from software team perspective. Review and provide feedback on the firmware specific aspects of hardware design
- Delivery highly reliable Malevich OS releases
- Work with high-level and technical requirements for research and development new features
- Create unit and functional tests

With us you will enjoy:

- Working with a team of people to build the future of an industry.
- Gain commercial experience with on-site support from  experienced team members
- Non-trivial challenges and various specter of interesting tasks.
- A flexible, friendly and collaborative work environment.
- Corporate culture based on common sense.

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

## About Ajax Systems

## Company Overview
- **One-liner**: Ajax Systems designs and manufactures wireless security, fire safety, video surveillance, and smart home automation systems, sold in over 180 countries.
- **Entity Type**: Private (Series A, $10M from Horizon Capital in 2019)
- **Headquarters**: Kyiv, Ukraine
- **Founded**: 2014 (first investment in 2015)
- **Founders**: Aleksandr Konotopskyi

## Core Business
- **Primary industries**: Security systems, smart home, IoT, fire and life safety, video surveillance
- **Target customers**: B2B (security installers, monitoring stations, distributors) and B2C (homeowners and businesses)
- **Mission**: “Stand against evil using innovative yet intuitive technologies.”

## Products & Services
- **Ajax Security System**: Wireless intrusion detection system including hubs, motion detectors, door/window sensors, glass break detectors, sirens, panic buttons, and keypads – all managed via iOS/Android/macOS/Windows apps.
- **Fire & Life Safety**: Smoke detectors with HazeFlow algorithm, leak detectors, air quality monitors – active 24/7 regardless of security mode.
- **Video Surveillance**: Cameras and NVRs introduced in 2023, integrated into the same system.
- **Comfort & Automation**: Smart plugs, relays, switches, and scenarios for lighting, heating, and appliance control.
- **OS Malevich**: Proprietary real-time operating system for hubs, supporting OTA updates, cloud connectivity, and up to 150 devices.
- **Jeweller Radio Technology**: Two-way encrypted communication at 868 MHz with up to 2 km range and alarm delivery in <0.15 seconds.

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed
- **Key Metric**: Total funding $11M ($1M seed from SMRK in 2015, $10M Series A from Horizon Capital in 2019)
- **Notable Investors/Partners**: SMRK (Oleksandr Kosovan, Andriy Dovzhenko), Horizon Capital (Emerging Europe Growth Fund III)
- **Growth Signals**: 4,100+ employees (as of 2026), 4 million users, presence in 187 countries, second factory opened in Turkey (2022), product line expanded to video surveillance (2023)

## Competitive Advantages
- **Full-cycle production** in Ukraine and Turkey – all devices designed and manufactured in-house, ensuring quality control and rapid iteration.
- **Proprietary technologies**: Jeweller radio protocol, OS Malevich, HazeFlow smoke verification – create a unique, integrated ecosystem.
- **European certifications**: Grade 2 (wireless) and Grade 3 (wired) per EN 50131, fire standard EN 14604 – trusted by professional security companies.
- **Award-winning**: Recognized at IFSEC, Intersec, and by PSI Magazine, GIT Security – one of Europe’s most awarded security systems.

## Strategic Focus
- **Global expansion**: Strengthening presence in Western Europe (top markets: Ukraine, Spain, Italy, France, UK) and diversifying production geographically.
- **Product innovation**: Adding video surveillance and expanding automation/comfort devices to create a unified smart security platform.
- **R&D investment**: Continuous development of new wireless protocols, algorithms, and hardware across R&D centers in Kyiv, Kharkiv, Vinnytsia, and Lviv.

## Why Work Here
- **Culture**: A multinational team of over 4,100 people with a strong sense of purpose – “stand against evil” – and a history of resilience forged through Ukraine’s challenges.
- **Work model**: On-site roles in Kyiv and Istanbul; representative offices in UAE, UK, Italy, Spain, and other regions.
- **Engineering focus**: Full-cycle product development from scratch, R&D-driven environment, modern tech stack (RTOS, cloud, OTA updates).
- **Perks**: ISO 14001 environmental management, commitment to RoHS compliance, and a flat, impact-oriented structure. Hiring process uses AI tools to support application review.

## Sources
1. [Ajax Systems Career Page](https://ajax.systems/career/global/)
2. [Ajax Systems About Page](https://ajax.systems/about/)
3. [Ajax Systems FAQ](https://ajax.systems/faq/)
4. [Ajax Systems Jobs on Lever](https://jobs.lever.co/ajax/)

## Other roles at Ajax Systems

- [Middle Python Developer](https://feeny.ai/job/middle-python-developer-ajax-systems-kyiv-apqp0pzd2hwr) — Kyiv, Ukraine
- [Responsable du Développement Commercial (Sécurité Incendie Commerciale)](https://feeny.ai/job/responsable-du-developpement-commercial-securite-incendie-commerciale-ajax-1z0gdks6yc0c) — Paris, France
- [Project Manager NPI](https://feeny.ai/job/project-manager-npi-ajax-systems-kyiv-qe7nbwc4svtb) — Kyiv, Ukraine
- [Strategic Procurement Specialist (Dongguan, China)](https://feeny.ai/job/strategic-procurement-specialist-dongguan-china-ajax-systems-dongguan-yj10ef48n8q1) — Dongguan, China
- [Manual QA Backend (Lviv)](https://feeny.ai/job/manual-qa-backend-lviv-ajax-systems-lviv-7kk729hkr52g) — Lviv, Ukraine
- [Technical Project Manager](https://feeny.ai/job/technical-project-manager-ajax-systems-kyiv-rn1hb6c7mhr6) — Kyiv, Ukraine
- [Equipment Technical Manager](https://feeny.ai/job/equipment-technical-manager-ajax-systems-kyiv-dpgzxkqd15jc) — Kyiv, Ukraine
- [Global Process Analyst](https://feeny.ai/job/global-process-analyst-ajax-systems-kyiv-w1cbzwn9b3g0) — Kyiv, Ukraine
- [Fire and Safety Specialist](https://feeny.ai/job/fire-and-safety-specialist-ajax-systems-kyiv-pht4gn9vef1c) — Kyiv, Ukraine
- [HR generalist](https://feeny.ai/job/hr-generalist-ajax-systems-odz-zrjmgr7r7tbc) — Łódź, Poland