Senior C++ Developer

Hitachi Energy Ltd.; Kraków; Hybrid; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Private medical care

Life insurance

Fitness and wellness programs

Benefits platform with discounts and 0

Employee Capital Plans (PPK)

Home-office equipment / allowances

Spectacles and contact lenses

Company events and team-building

Psychological support program

Free parking

Job summary

Hitachi Energy Ltd. is seeking a Senior R&D Software Developer to design and build high-performance real-time applications in modern C++ for critical power infrastructure.

You will work with global engineering teams across Linux/Windows, deliver secure, scalable software, and drive architecture modernization, performance tuning, and cross-runtime integrations with .NET and Rust.

Qualifications

• 6+ years of software development experience with modern C++ (C++17/20).
• Strong multithreading, concurrency, synchronization, and real-time design.
• Cross-platform development with Linux and Windows; Docker/Kubernetes.
• Experience in software architecture, performance optimization, and testing.
• Fluent English and collaboration in international teams.

Responsibilities

• Design and develop high-performance real-time software for grid applications.
• Lead architecture reviews and code modernization initiatives.
• Profile and optimize performance, memory usage, and latency.
• Integrate native C++ with .NET and Rust runtimes.
• Collaborate with product and engineering stakeholders to solve complex requirements.
• Ensure code quality through reviews, testing, and best practices (SOLID, KISS, DRY).

Skills

Modern C++

Multithreading

Real-time systems

Cross-platform

Docker

Kubernetes

CMake

Visual Studio

Linux

Windows

Security

Rust interoperability

English proficiency

Education

University degree in Computer Science

Tools

Docker

Kubernetes

CMake

Visual Studio

Linux

Windows

Job description

Join Hitachi Energy and become part of a global technology organization developing high-performance software for critical power infrastructure. As a Senior R&D Software Developer, you will focus on building robust, secure, and real-time applications using modern C++ technologies while contributing to innovative solutions within the Grid Automation domain.

Working closely with global engineering teams, architects, and product stakeholders, you will help shape next-generation software platforms that demand exceptional performance, reliability, and long-term maintainability. This is an exciting opportunity to work on mission-critical systems that support the power grids of tomorrow while influencing technology decisions, architecture evolution, and software modernization initiatives.

The Opportunity

Join Hitachi Energy and become part of a global technology organization developing high-performance software for critical power infrastructure. As a Senior R&D Software Developer, you will focus on building robust, secure, and real-time applications using modern C++ technologies while contributing to innovative solutions within the Grid Automation domain.

Working closely with global engineering teams, architects, and product stakeholders, you will help shape next-generation software platforms that demand exceptional performance, reliability, and long-term maintainability. This is an exciting opportunity to work on mission-critical systems that support the power grids of tomorrow while influencing technology decisions, architecture evolution, and software modernization initiatives.

How You Will Make an Impact

• Design and develop high-performance, real-time software systems using modern C++ (C++17/20) for mission-critical power grid applications
• Implement and optimize multithreaded architectures, asynchronous I/O, synchronization mechanisms, and low-latency communication frameworks
• Drive software performance improvements through profiling, scalability optimization, memory management, and reduction of latency bottlenecks
• Develop and maintain integrations between native C++ components and managed runtime technologies such as .NET and Rust
• Participate in architecture reviews, technology roadmaps, code modernization initiatives, and design of secure, scalable software solutions
• Ensure high software quality through code reviews, testing, and application of engineering best practices including SOLID, KISS, and DRY principles
• Support cross-platform development, build systems, containerized solutions, and deployment across Linux and Windows environments
• Collaborate with product, engineering, and customer stakeholders to transform complex requirements into efficient technical solutions

Your Background

• University degree in Computer Science, Software Engineering, or a related technical field
• 6+ years of experience in software development, including senior-level experience with modern C++ (C++17/20)
• Strong expertise in multithreading, concurrency, synchronization, asynchronous programming, and real-time system design
• Experience with cross-platform development, CMake, Visual Studio, Linux, Windows, Docker, Kubernetes, and microservices architectures
• Proven experience in software architecture, performance optimization, testing methodologies, and secure software development
• Fluent in English with strong communication skills and the ability to collaborate effectively in international teams

In Addition, the Following Skills Would Be Beneficial for the Role

• Experience with Rust development and interoperability with C++ systems
• Practical experience with power grid management, monitoring systems, or energy industry applications
• Knowledge of industrial automation systems such as SCADA, IEDs, and RTUs
• Experience with industrial protocols including IEC 60870-5-104, DNP3, OPC UA, and IEEE C37.118
• Experience working directly with utility or power grid customers
• Understanding of power system operations, industry standards, and critical infrastructure software requirements

More about us

At Hitachi Energy, we recognize that our people are at the heart of our success. We are committed to providing a supportive and inclusive workplace, competitive rewards, and opportunities for professional and personal growth. Our benefits package is designed to help employees thrive both at work and in their personal lives.

Our benefits offering for this role generally includes:

• Private medical care and life insurance
• Access to fitness and wellness programs
• Access to a benefits platform with discounts and perks
• Employee Capital Plans (PPK)
• Equipment for working from home or allowances for setting up a workplace at home
• Spectacles and contact lenses allowance
• Company events and team-building activities
• Psychological support program
• Free parking available

Additional benefits may apply depending on the role, grade, and business requirements.

You will receive more specific information during the recruitment process.

We are a global leader in electrification, powering the electricity era to meet the energy demands of today, and the next 25 years. As the energy arm of Hitachi Group, over three billion people depend on our pioneering, mission-critical technologies to power their daily lives.

With over a century of innovation, we are addressing the most urgent energy challenge of our time: driving the evolution of the world’s energy system to ensure abundant, secure, affordable, and sustainable power for today’s generation and the next.

With an unparalleled installed base in over 140 countries, we are the grid ecosystem partner across the utility, industry, data center, and transportation sectors. Headquartered in Switzerland, we employ over 56,000 people in 60 countries and generate revenues of around $20 billion USD. We welcome you to apply today.