Senior C# Developer

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Domain: EnergyTech / Industrial Software

Location: Israel

Company size: Global (HQ in Israel, operations in 80+ countries)

Founded in: 1987

SATEC is a global leader in advanced energy-metering solutions. We are seeking a highly experienced Senior Software Developer to lead the design, development and continuous evolution of PAS – SATEC’s Power Analysis & Configuration Software, the flagship platform for configuring SATEC meters, managing device fleets, visualizing power quality and analyzing waveform / data logs. The ideal candidate is a senior-level ambitious engineer who combines strong hands-on development skills with system-level architectural thinking, excellent product sensibility and proven experience in high-performance data visualization and communication with embedded industrial devices.

• 4+ years of software development including a senior / lead role.

Strong proficiency in:

• C#/.NET (WinForms/WPF or modern UI frameworks)
• Multi-threaded application development
• Experience working with SQL Server and other database technologies.
• Experience in API design and development.
• Strong knowledge of data structures, system design, and algorithms.
• Ability to check out and keep up to date on new technologies.
• Experience with Agile/Scrum - advantage
• Experience developing high-performance network software and solving networking problems

Advantage:

• Knowledge of Networking Communication Protocols such as, HTTP, FTP, SMTP, TCP/ IP,
• UDP and XMPP - Advantage

• Own end-to-end architecture, design, development, and maintenance of the PAS platform.
• Define and evolve the technical roadmap to support new features in SATEC meters (e.g., waveform acquisition, PQ events, event logs, data logs, meter configuration modules).
• Drive modernization of the PAS codebase, adopting best practices, improving performance, stability, and UI/UX.
• Serve as the technical lead for the PAS development team, providing code reviews, mentorship, and technical guidance.
• Work closely with the Embedded Firmware Team to align PAS features with new meter capabilities.
• Collaborate with Product Management, Applications Engineering, and QA teams to define requirements, test plans, and customer-driven enhancements.

• People-oriented management without bureaucracy
• The friendly climate inside the company is confirmed by the frequent comeback of previous employees
• Flexible working schedule
• Free English classes with native speakers
• Dedicated HR

✅ Intro call with a Recruiter — ✅ Client interview — ✅ Offer