Senior Software Developer - (1 Year Ftc)

Reporting to: Head of Product Delivery Location: Dublin / Cork (Hybrid)

About GridBeyond

GridBeyond is a fast-growing energy tech company with a startup mindset, headquartered in Dublin and offices in Cork, London, Austin, and beyond. We use AI, machine learning, and advanced data modeling to deliver Intelligent Energy-As-A-Service, helping businesses move toward a NetZero carbon future. Our award-winning Point Platform enables control over demand response participation, energy performance, markets, and costs.

We are leaders in smart grid technology, enabling flexible, adaptive responses across the energy network—from residential to industrial scales. As we expand into new markets, we continue to invest in development and innovation to stay at the forefront of the energy transition.

Role We are expanding our software development team and are seeking a Senior Software Developer with a proven track record in designing and delivering scalable, secure, high-performing applications. You will join GridBeyond’s Development team, collaborating with product managers, project managers, and other developers in an agile environment to advance GridBeyond’s Smart Grid Platform.

This is an exciting opportunity to influence the energy transition, work with a growing team, and contribute to the Smart Energy sector. You should be capable of working autonomously, thinking creatively, and solving complex problems to support sustainable long-term growth.

What we’re looking for We want a creative, hands-on developer who loves building excellent software. In this role, you’ll contribute across the full software lifecycle in an agile setting, shaping the Smart Grid Platform through programming, analysis, design, implementation, and delivery. You’ll use industry-standard tools to meet evolving business needs and will help deliver solutions for GridBeyond’s customers and partners.

Key responsibilities

• Take a senior role in the Controls and Energy Services team to develop products that unlock opportunities in current and new markets, while evolving existing solutions.
• Collaborate with internal and external stakeholders (Product, Project Managers) to gather and document technical requirements and identify optimal solutions.
• Implement Energy services business logic and Transmission System Operator (TSO) integrations; ensure designs align with the platform’s technology strategy.
• Document software and support handover/delivery to stakeholders.
• Work with the Team Lead to identify opportunities to improve architecture, recommending new technologies and approaches.
Contribute to standards and processes, seeking opportunities to innovate and improve efficiency.

Requirements

• 5+ years of experience as a Senior Developer or similar role.
• Track record of designing and delivering high-availability, scalable, high-performance applications.
• Strong object-oriented programming experience in C#, .NET stack, Entity Framework, and API services.
• Proficient with databases (MS SQL and Azure SQL) and cloud-based design principles; Azure experience required.
• Experience working in an Agile product development environment.
• Excellent written and verbal communication, with the ability to collaborate with diverse stakeholders.
• Strong analytical and problem-solving skills, with a passion for system design and software development.
Ability to innovate and devise new approaches to complex design challenges.

Technologies and tools

• Technologies: .NET Core/Standard/Framework, SQL, Data Lake, Event Hubs, Redis, relational databases, Microsoft Azure, SCADA, REST and SOAP APIs.
• Tools: Visual Studio, SQL Server Management Studio, T-SQL, Azure SQL, Git, Azure DevOps, Azure Cloud, Windows Server.
• Core languages: C#
Bonus: Python, Azure IoT knowledge

Nice-to-have experience

• Degree in Computer Science, Information Technology, Engineering, or related field (highly desirable).
• Experience with multi-threaded/async applications.
• Exposure to automation or control systems (PID/SCADA).
• Energy domain knowledge or passion for energy sustainability and innovation.
• Familiarity with energy protocols (MQTT, ICCP, OpenADR, FTP/SFTP) and standard protocols (MODBUS).
Understanding of energy concepts (kW, kWh, frequency, voltage).

What you’ll get

• Competitive salary
• Comprehensive benefits package (pension, healthcare)
• 23 days of annual leave (increasing with service)
• Onsite parking, nearby facilities
• Maternity/Paternity leave
• Educational assistance after six months
• Cycle-to-work scheme
• Flexible working hours and environment
• Opportunities for professional growth and career development
• Collaborative, innovative culture
Employee referral bonuses

About GridBeyond We are an equal opportunities employer. Our vision is to deliver a global zero-carbon future by leveraging AI to optimize energy generation, demand, and storage, delivering value for customers and a sustainable energy ecosystem.

If you’re passionate about energy software and ready to help lead the charge in smart grid innovation, we’d love to hear from you.