Senior C++ Middleware Software Developer

RISCO Group

. Design, implement, and maintain reusable C++ middleware, Linux system services, and software components shared across multiple products .

Posted 10/12/2026full-timePlovdiv • BulgariaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in C++ software development, particularly in Linux userspace and middleware, with a strong focus on multithreading, IPC mechanisms, and secure software design principles. Proficient in developing modular, event-driven architectures and integrating with cloud services and embedded systems.

Highest-signal resume keywords

C++ Software DevelopmentLinux Userspace ServicesIPC MechanismsMultithreadingSecure Software Design

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C++LinuxMultithreadingObject-Oriented DesignEvent-Driven ProgrammingIPC MechanismsREST APIsConfiguration ManagementDebuggingProfiling

Soft Skills

Analytical SkillsProblem-Solving Skills

Tools & Technologies

GitCMakeSystemdD-BusGRPCUnix Domain SocketsShared MemoryMessage QueuesCloud IntegrationOTA Mechanisms

Industry Keywords

MiddlewarePlatform ServicesDistributed SystemsMicroservice ArchitectureSecure Software Design Principles

Tech Stack

Tools & technologies

CloudDistributed SystemsGRPCJavaLinuxUnixC++

About the role

Key responsibilities & impact

Design, implement, and maintain reusable C++ middleware, Linux system services, and software components shared across multiple products
Develop services supporting configuration management, diagnostics, logging, security, OTA updates, cloud connectivity, event management, and rules processing
Design and implement robust IPC using technologies such as D-Bus, gRPC, Unix Domain Sockets, shared memory, and message queues
Contribute to a scalable and maintainable Linux userspace architecture with well-defined APIs and interfaces between platform and application layers
Develop modular, multithreaded, asynchronous, and event-driven software focused on reliability, performance, and maintainability
Integrate middleware with embedded Linux, BSP and hardware-facing components, companion MCUs, cloud services, and product applications
Perform design and code reviews, debugging, profiling, unit/integration testing, and root-cause analysis
Work closely with BSP, application, hardware, cloud, QA, and system architecture teams throughout the product lifecycle

Requirements

What you’ll need

7+ years of experience developing C++ software, with significant experience in Linux userspace, middleware, platform services, or distributed systems
Strong modern C++ skills, including object-oriented design, multithreading, synchronization, memory management, and event-driven programming
Strong experience developing Linux userspace services and applications; experience with systemd is an advantage
Strong knowledge of IPC mechanisms such as D-Bus, gRPC, Unix Domain Sockets, shared memory, and message queues
Experience designing modular, service-oriented, or microservice-oriented software architectures
Experience with REST APIs, MQTT, networking, cloud integration, or similar communication technologies is an advantage
Experience with configuration management, logging, diagnostics, OTA mechanisms, and security-related services is an advantage
Solid understanding of authentication, authorization, encryption, and secure software design principles
Experience with Git, CMake, Linux development environments, debugging/profiling tools, and modern software engineering practices
Experience integrating with Java applications or existing Java-based systems is an advantage
Strong analytical, architectural, and problem-solving skills
High proficiency in English