Developer, Back-end, JAVA; Hybrid in Greece

Power Factors is seeking a Senior Java Backend Developer for a hybrid role based in Greece, requiring two days per week in the office. The position involves designing and maintaining backend services, collaborating with cross-functional teams, and contributing to architectural decisions. Candidates should have over 5 years of experience in Java backend development, strong concurrency skills, and familiarity with CI/CD practices. Power Factors focuses on renewable energy management solutions.
Position: Developer, Back-end, JAVA (Hybrid in Greece)
Location: Hardinsburg

ABOUT POWER FACTORS

Power Factors is a software and solutions provider leading the next generation of clean energy with Unity, one of the most extensive and widely deployed renewable energy management suites (REMS) in the market. With over 300 GW of wind, solar, and energy storage assets managed worldwide across more than 600 customers and 18,000 sites, Power Factors manages 25% of the world’s renewable energy data.

Power Factors’ Unity REMS supports the entire energy value chain, from monitoring and controls to market analytics. The company’s suite of open, data-driven applications empowers renewable energy stakeholders to collaborate, automate critical workflows, and make more informed decisions to maximize asset returns. Energy stakeholders receive end-to-end support, including solutions for SCADA & PPC, centralized monitoring, performance management, commercial asset management, and field service management.

With deep domain expertise, AI-powered insights are delivered at scale so businesses can optimize assets, unlock growth, and make smarter decisions as the world rapidly transitions to clean energy. Power Factors fights climate change with code.
• Outside China and India
ABOUT

THE ROLE

We are looking to strengthen our team in Greece with a passionate and experienced Senior Java Backend Developer
. This is a hybrid position
, requiring two days per week in our office
.

As an agile software company, our daily work revolves around testing, continuous integration and deployment, code reviews, and backlog refinement. Our backend services are primarily built in Java
, leveraging modern frameworks and best practices to deliver scalable and reliable solutions.

You will work in a cross-functional team that owns and maintains critical backend components of our platform. Together with your product manager and colleagues, you will design and implement features that help our customers manage their renewable portfolios in a constantly evolving energy market.
KEY RESPONSIBILITIES:
• Design, develop, and maintain backend services using Java
.
• Implement robust and efficient solutions for high-concurrency environments
.
• Collaborate with cross-functional teams to deliver end-to-end features.
• Participate in code reviews, testing, and continuous integration processes.
• Contribute to architectural decisions and ensure code quality and scalability.
• Work with Kubernetes and Git Hub Actions for deployment and automation.
• Stay curious and continuously improve your skills through internal and external learning opportunities.
REQUIRED COMPETENCIES:
• 5+ years of experience in backend development with Java and REST architecture.
• Strong understanding and hands‑on experience with concurrency and multithreading
.
• Fluent in English (written and spoken).
• Familiarity with modern development practices such as CI/CD and automated testing.
• Optional:
Knowledge of Kubernetes and Git Hub Actions
.
• Passion for writing clean, maintainable, and high-quality code.
• Collaborative mindset and willingness to share knowledge with your team.
LIFE @ POWER FACTORS

We are an agile software development company – big enough to make an impact, but small enough to move quickly and execute in a growing industry. We are a team of bold and ingenious talents driven by results. We are passionate about making the world a better place. We seek fierce and humble people to help us achieve our ambitious plan.
WHY

JOIN US

By joining the Power Factors team, you’ll be part of a dynamic group of innovative and driven individuals dedicated to making a positive impact. Every day, your work will directly contribute to advancing clean energy solutions and supporting global sustainability initiatives. Our culture runs deep and shows up in how we work together - committed, conscientious, and collaborative. With many opportunities for professional growth, Power Factors is here to support your development as we lead the charge in transforming the energy industry.
WE

ARE AN EQUAL OPPORTUNITY EMPLOYER

Power Factors is an Equal Opportunity Employer committed to engaging a diverse workforce and sustaining an inclusive culture. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
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