BESS Software Engineer

reQruitz; Helsinki; On-site; EUR 45,000 - 65,000; Full time

Job summary

A European energy technology company in Helsinki is seeking a BESS Software Engineer to develop software and control systems for energy storage solutions. The role involves creating software for Battery Management Systems (BMS) and Energy Management Systems (EMS), with responsibilities including real-time control and integration tasks. Candidates should have a degree in Software or Electrical Engineering and experience with embedded systems. Fluent English and Finnish are required, and the position offers an opportunity to contribute to sustainable energy solutions.

Qualifications

• Experience with embedded systems, control systems, or industrial software is crucial.
• Knowledge of BMS, EMS, SCADA, or energy systems is highly valuable.
• Fluent English and Finnish are required.

Responsibilities

• Develop and implement BMS and EMS software for BESS solutions.
• Work on real-time control, monitoring, and optimization algorithms.
• Integrate software with inverters, battery systems, and grid interfaces.
• Develop system diagnostics, data monitoring, and performance tools.
• Collaborate with hardware and system engineers on integration and testing.
• Support commissioning and performance optimization of deployed systems.

Skills

Embedded systems

Control systems

Industrial software

BMS

EMS

SCADA

Real-time systems

Data communication

System integration

Problem-solving mindset

Education

Degree in Software Engineering, Electrical Engineering, Automation, or a related field

Job description

We are a European energy technology company focused on advancing energy storage through innovative software and system design. Our mission is to develop safer, smarter and more sustainable alternatives for modern energy infrastructure. We are focused on transforming energy storage through advanced software, AI, and innovative battery technologies. Our solutions aim to deliver safer, more sustainable, and cost-effective alternatives to traditional systems.

We are looking for a BESS Software Engineer to develop the software and control systems behind our Battery Energy Storage System (BESS) platform.

This role focuses on Battery Management Systems (BMS), Energy Management Systems (EMS), and system control, contributing to reliable and intelligent energy storage solutions for the European market.

What You’ll Do

• Develop and implement BMS and EMS software for BESS solutions

• Work on real-time control, monitoring, and optimization algorithms

• Integrate software with inverters, battery systems, and grid interfaces

• Develop system diagnostics, data monitoring, and performance tools

• Collaborate with hardware and system engineers on integration and testing

• Support commissioning and performance optimization of deployed systems

• Contribute to technical aspects of customer projects and deployments

What We’re Looking For

• Degree in Software Engineering, Electrical Engineering, Automation, or a related field

• Experience with embedded systems, control systems, or industrial software

• Knowledge of BMS, EMS, SCADA, or energy systems is highly valuable

• Experience with real-time systems, data communication, and system integration

• Practical, problem-solving mindset suited to a startup environment

• Fluent English and Finnish are required

Why Join Us

• Contribute to the software intelligence behind advanced energy storage systems

• Work closely with hardware and power system engineers

• Join a fast-growing clean energy company building real-world solutions